Animal kingdom all pyqs
Topics to Cover in Animal Kingdom Questions
- Classification and Nomenclature
- Basis of classification (symmetry, coelom, segmentation, levels of organization)
- Binomial nomenclature and hierarchical categories (Kingdom to Species)
- Phyla and Key Features
- Porifera: Characteristics, examples, spicules
- Cnidaria: Polyp and medusa, nematocysts
- Ctenophora: Bioluminescence
- Platyhelminthes: Acoelomates, examples
- Nematoda: Roundworms, pseudocoelom
- Annelida: Segmentation, examples like earthworms
- Arthropoda: Largest phylum, key examples
- Mollusca: Shells, radula
- Echinodermata: Water vascular system
- Chordata: Subphyla and defining characteristics
- Distinctive Features
- Exoskeleton, locomotion, reproduction
- Circulatory systems (open vs. closed)
- Respiration (gills, trachea, lungs)
- Habitat adaptations
- Examples and Functions
- Match phyla with organisms
- Unique organisms and adaptations (e.g., bioluminescence in Ctenophora)
- NEET-Oriented MCQ Practice
- Assertion and reason
- Matching features with organisms/phyla
- Diagram-based questions (e.g., body structures)
Here are 100 classification and theory-based questions from the chapter Animal Kingdom. These focus on levels of organization, classification basis, and symmetry.
General Classification
- Which of the following organisms shows the cellular level of organization?
- (a) Sponges
- (b) Hydra
- (c) Earthworm
- (d) Starfish
- Answer: (a)
- Animals with organ-system level of organization exhibit which type of body plan?
- (a) Sac body plan
- (b) Tube-within-tube body plan
- (c) Segmented body plan
- (d) Circular body plan
- Answer: (b)
- What does the term “cephalization” refer to?
- (a) Body segmentation
- (b) Presence of a coelom
- (c) Development of a head region with sensory organs
- (d) Symmetry in animals
- Answer: (c)
- Which of the following is true for diploblastic animals?
- (a) They have mesodermal tissue.
- (b) They lack true tissues.
- (c) They have two germ layers: ectoderm and endoderm.
- (d) They show bilateral symmetry.
- Answer: (c)
- Triploblastic animals are characterized by the presence of which additional germ layer?
- (a) Ectoderm
- (b) Mesoderm
- (c) Endoderm
- (d) Hypoderm
- Answer: (b)
Symmetry
- Which of the following animals exhibits radial symmetry?
- (a) Earthworm
- (b) Jellyfish
- (c) Spider
- (d) Fish
- Answer: (b)
- Bilateral symmetry is a characteristic of which of the following phyla?
- (a) Porifera
- (b) Cnidaria
- (c) Arthropoda
- (d) Echinodermata
- Answer: (c)
- What is unique about the symmetry in adult echinoderms?
- (a) They are asymmetrical.
- (b) They are radially symmetrical.
- (c) They exhibit bilateral symmetry.
- (d) Symmetry varies with habitat.
- Answer: (b)
- Animals that show asymmetry include:
- (a) Hydra
- (b) Sponges
- (c) Earthworms
- (d) Flatworms
- Answer: (b)
- Which type of symmetry allows for cephalization?
- (a) Radial symmetry
- (b) Bilateral symmetry
- (c) Asymmetry
- (d) Spherical symmetry
- Answer: (b)
Body Cavity (Coelom)
- The body cavity that is lined by mesoderm is called:
- (a) Acoelom
- (b) Pseudocoelom
- (c) Coelom
- (d) Blastocoel
- Answer: (c)
- A pseudocoelom is found in:
- (a) Flatworms
- (b) Roundworms
- (c) Annelids
- (d) Sponges
- Answer: (b)
- Which phylum includes animals that are acoelomates?
- (a) Annelida
- (b) Arthropoda
- (c) Platyhelminthes
- (d) Mollusca
- Answer: (c)
- True coelomates are first seen in which phylum?
- (a) Porifera
- (b) Platyhelminthes
- (c) Annelida
- (d) Nematoda
- Answer: (c)
- Which of the following is not a feature of coelomates?
- (a) Mesoderm-lined body cavity
- (b) Segmented body
- (c) Diploblastic body plan
- (d) Organ system level of organization
- Answer: (c)
Segmentation
- Which of the following animals exhibits true segmentation?
- (a) Earthworm
- (b) Octopus
- (c) Snail
- (d) Hydra
- Answer: (a)
- The type of segmentation found in earthworms is called:
- (a) True segmentation
- (b) Pseudo-segmentation
- (c) Functional segmentation
- (d) None of the above
- Answer: (a)
- Metamerism is absent in which of the following groups?
- (a) Arthropoda
- (b) Annelida
- (c) Mollusca
- (d) Chordata
- Answer: (c)
- In segmentation, body parts are divided into:
- (a) Reproductive units
- (b) Similar repeating units
- (c) Symmetrical halves
- (d) None of the above
- Answer: (b)
- Which animal group does not exhibit segmentation?
- (a) Vertebrates
- (b) Arthropods
- (c) Cnidarians
- (d) Annelids
- Answer: (c)
Levels of Organization
- Which phylum exhibits tissue level of organization?
- (a) Porifera
- (b) Cnidaria
- (c) Arthropoda
- (d) Echinodermata
- Answer: (b)
- Organ level of organization is first seen in:
- (a) Platyhelminthes
- (b) Annelida
- (c) Mollusca
- (d) Chordata
- Answer: (a)
- Which type of animal has cellular-level organization?
- (a) Jellyfish
- (b) Sponges
- (c) Tapeworm
- (d) Snail
- Answer: (b)
- Cnidarians exhibit which level of organization?
- (a) Cellular
- (b) Tissue
- (c) Organ
- (d) Organ-system
- Answer: (b)
- Which of the following shows the simplest body plan?
- (a) Tube-within-a-tube
- (b) Sac-like body
- (c) Radial body plan
- (d) Segmented body plan
- Answer: (b)
Matching the Phylum with Characteristics
- Match the following features with the respective animal phyla:
Feature | Phylum |
---|---|
(A) Nematocysts | (1) Cnidaria |
(B) Radula | (2) Mollusca |
(C) Water vascular system | (3) Echinodermata |
(D) Flame cells | (4) Platyhelminthes |
- Answer: A-1, B-2, C-3, D-4
- Which phylum is characterized by a water vascular system?
- (a) Echinodermata
- (b) Annelida
- (c) Arthropoda
- (d) Mollusca
- Answer: (a)
- The presence of a radula is a feature of:
- (a) Mollusca
- (b) Cnidaria
- (c) Annelida
- (d) Echinodermata
- Answer: (a)
- Flame cells are used for excretion in:
- (a) Nematoda
- (b) Platyhelminthes
- (c) Annelida
- (d) Arthropoda
- Answer: (b)
- Match the following animals with their respective phyla:
Animal | Phylum |
---|---|
(A) Sea anemone | (1) Cnidaria |
(B) Ascaris | (2) Nematoda |
(C) Sea cucumber | (3) Echinodermata |
(D) Earthworm | (4) Annelida |
- Answer: A-1, B-2, C-3, D-4
Examples-Based Questions
- Which of the following is an example of an acoelomate?
- (a) Earthworm
- (b) Planaria
- (c) Ascaris
- (d) Prawn
- Answer: (b)
- Which animal belongs to the phylum Annelida?
- (a) Earthworm
- (b) Squid
- (c) Scorpion
- (d) Hydra
- Answer: (a)
- In which group of animals do you find nematocysts?
- (a) Porifera
- (b) Cnidaria
- (c) Platyhelminthes
- (d) Echinodermata
- Answer: (b)
- Identify the animal that shows a water vascular system:
- (a) Starfish
- (b) Leech
- (c) Snail
- (d) Cockroach
- Answer: (a)
- Which of the following is a pseudocoelomate?
- (a) Tapeworm
- (b) Roundworm
- (c) Leech
- (d) Sea anemone
- Answer: (b)
Assertion and Reason
- Assertion (A): Sponges are considered to have a cellular level of organization.
Reason (R): They lack true tissues and organs.- (a) Both A and R are true, and R is the correct explanation of A.
- (b) Both A and R are true, but R is not the correct explanation of A.
- (c) A is true, but R is false.
- (d) A is false, but R is true.
- Answer: (a)
- Assertion (A): Bioluminescence is a characteristic of ctenophores.
Reason (R): Ctenophores are diploblastic organisms with a complete digestive system.- (a) Both A and R are true, and R is the correct explanation of A.
- (b) Both A and R are true, but R is not the correct explanation of A.
- (c) A is true, but R is false.
- (d) A is false, but R is true.
- Answer: (b)
- Assertion (A): Roundworms are triploblastic and pseudocoelomates.
Reason (R): Roundworms possess flame cells for excretion.- (a) Both A and R are true, and R is the correct explanation of A.
- (b) Both A and R are true, but R is not the correct explanation of A.
- (c) A is true, but R is false.
- (d) A is false, but R is true.
- Answer: (c)
- Assertion (A): Arthropods are the most successful group of animals.
Reason (R): They possess a segmented body, jointed appendages, and an exoskeleton.- (a) Both A and R are true, and R is the correct explanation of A.
- (b) Both A and R are true, but R is not the correct explanation of A.
- (c) A is true, but R is false.
- (d) A is false, but R is true.
- Answer: (a)
- Assertion (A): Echinoderms exhibit radial symmetry in adults.
Reason (R): Echinoderms belong to the protostomes.- (a) Both A and R are true, and R is the correct explanation of A.
- (b) Both A and R are true, but R is not the correct explanation of A.
- (c) A is true, but R is false.
- (d) A is false, but R is true.
- Answer: (c)
True/False
- All chordates possess a notochord at some stage of development.
- Answer: True
- Cnidarians exhibit bilateral symmetry.
- Answer: False
- Pseudocoelomates lack a mesodermal lining in their body cavity.
- Answer: True
- In Annelida, the excretion occurs through flame cells.
- Answer: False
- Sponges have a canal system for water transport.
- Answer: True
Fill in the Blanks
- The ___________ body plan is found in animals with a sac-like digestive system.
- Answer: Sac
- ___________ are considered the simplest multicellular animals.
- Answer: Sponges
- The term ___________ is used to describe the development of a head with sensory structures.
- Answer: Cephalization
- Animals with three germ layers are called ___________.
- Answer: Triploblastic
- The characteristic excretory structure in flatworms is ___________.
- Answer: Flame cells
Multiple-Choice Questions
- Which phylum does not have a circulatory system?
- (a) Arthropoda
- (b) Mollusca
- (c) Nematoda
- (d) Echinodermata
- Answer: (c)
- The term “proglottids” is associated with which organism?
- (a) Earthworm
- (b) Planaria
- (c) Tapeworm
- (d) Roundworm
- Answer: (c)
- The body cavity of arthropods is called a:
- (a) Pseudocoel
- (b) Coelom
- (c) Haemocoel
- (d) Blastocoel
- Answer: (c)
- Bivalves belong to which phylum?
- (a) Mollusca
- (b) Arthropoda
- (c) Echinodermata
- (d) Annelida
- Answer: (a)
- Echinoderms exhibit ___________ symmetry in the larval stage.
- (a) Radial
- (b) Bilateral
- (c) Asymmetry
- (d) Spherical
- Answer: (b)
Matching Questions
- Match the following excretory structures with phyla:
Excretory Structure | Phylum |
---|---|
(A) Nephridia | (1) Annelida |
(B) Malpighian tubules | (2) Arthropoda |
(C) Green glands | (3) Crustacea |
(D) Flame cells | (4) Platyhelminthes |
- Answer: A-1, B-2, C-3, D-4
- Match the following systems with examples:
System | Animal |
---|---|
(A) Open circulatory system | (1) Prawn |
(B) Closed circulatory system | (2) Earthworm |
(C) Water vascular system | (3) Starfish |
(D) Canal system | (4) Sponge |
- Answer: A-1, B-2, C-3, D-4
True/False
- Cnidarians have a nerve net instead of a central nervous system.
- Answer: True
- Roundworms exhibit organ-system level of organization.
- Answer: True
- Poriferans are triploblastic animals.
- Answer: False
- In molluscs, the shell is secreted by the mantle.
- Answer: True
- Flatworms have a complete digestive system.
- Answer: False
Assertion and Reason
- Assertion (A): Nematodes exhibit pseudocoelom.
Reason (R): Their body cavity is derived from the blastocoel.- Answer: (a)
- Assertion (A): Arthropods are the most diverse group of animals.
Reason (R): They possess versatile appendages and an exoskeleton.- Answer: (a)
- Assertion (A): Annelids are coelomates.
Reason (R): They have a segmented body structure.- Answer: (a)
Diagram-Based Questions
- Identify the phylum of an organism with spicules in its body.
- Answer: Porifera
- Which phylum shows a polyp and medusa form in its lifecycle?
- Answer: Cnidaria
- What type of symmetry is visible in a diagram of an adult starfish?
- Answer: Radial symmetry
- Label the structure in a diagram showing flame cells in a flatworm.
- Answer: Flame cells
- Identify the phylum of a diagram depicting a water vascular system.
- Answer: Echinodermata
Critical Thinking
- Why is cephalization considered an evolutionary advancement?
- Answer: It allows centralization of sensory and neural organs for efficient responses.
- Explain the advantage of a coelom over a pseudocoelom.
- Answer: A coelom provides better organ development, cushioning, and complexity.
- Why do adult echinoderms exhibit radial symmetry, while larvae show bilateral symmetry?
- Answer: Radial symmetry is better suited for their sedentary lifestyle, while bilateral symmetry aids larval mobility.
Definitions
- Define metamerism.
- Answer: Metamerism is the division of the body into similar, repeating segments.
- What are nematocysts?
- Answer: Specialized cells in cnidarians used for capturing prey and defense.
- What is the role of the water vascular system in echinoderms?
- Answer: It aids in locomotion, feeding, and gas exchange.
Reasoning-Based
- Why do pseudocoelomates lack a complete mesodermal lining?
- Answer: Their coelom is partially lined, derived from the blastocoel.
- Explain why annelids have better locomotion compared to nematodes.
- Answer: Annelids have a segmented body and longitudinal and circular muscles, while nematodes rely only on longitudinal muscles.
- Which of the following animals uses parapodia for movement?
- Answer: Nereis
- Name an animal that exhibits alternation of generations.
- Answer: Obelia
- Which structure helps planarians in osmoregulation?
- Answer: Flame cells
- Give an example of a sessile cnidarian.
- Answer: Sea anemone
- Which arthropod is an economically important pollinator?
- Answer: Honeybee
- Name a mollusc with an internal shell.
- Answer: Squid
- Give an example of a diploblastic animal.
- Answer: Hydra
- Identify an example of an animal with bioluminescence.
- Answer: Ctenoplana
- Which phylum has jointed appendages?
- Answer: Arthropoda
- Which phylum is exclusively marine and exhibits radial symmetry?
- Answer: Echinodermata
- What is the primary respiratory structure in insects?
- Answer: Tracheae
- Which animal has a closed circulatory system and a segmented body?
- Answer: Earthworm
- Name an echinoderm used in research due to its regenerative ability.
- Answer: Starfish
- Which phylum includes animals with a chitinous exoskeleton?
- Answer: Arthropoda
- Name a freshwater sponge.
- Answer: Spongilla
- Which chordate has a notochord throughout life?
- Answer: Amphioxus
- Name a mollusc with no shell.
- Answer: Octopus
- Which phylum has a complete digestive system but no circulatory system?
- Answer: Nematoda
- Name an animal that exhibits alternation between polyp and medusa forms.
- Answer: Aurelia
- Which animal group has a mantle cavity?
- Answer: Mollusca
- Which phylum contains the largest number of species?
- Answer: Arthropoda
- Which group of animals has compound eyes?
– Answer: Arthropoda
Here’s a detailed set of 200 questions focusing on Phylum-Specific Features, which includes examples, adaptations, and body structures of organisms.
Phylum Porifera (15 Questions)
- What is the characteristic feature of Porifera that aids in water circulation?
- Answer: Canal system
- Spicules in sponges are composed of ___________ or ___________.
- Answer: Calcium carbonate, silica
- What is the primary function of choanocytes in sponges?
- Answer: Create water current and capture food particles
- Name a freshwater sponge.
- Answer: Spongilla
- What is the mode of reproduction in Porifera?
- Answer: Both sexual and asexual
- Which phylum is known as the simplest multicellular animals?
- Answer: Porifera
- What type of symmetry is found in Porifera?
- Answer: Asymmetrical
- How do sponges obtain nutrition?
- Answer: Filter feeding
- Name the larval form of sponges.
- Answer: Amphiblastula
- What role does the mesohyl layer play in Porifera?
- Answer: Acts as a gelatinous matrix for structural support
- Give an example of a marine sponge.
- Answer: Sycon
- How do sponges contribute to the marine ecosystem?
- Answer: Filter water and recycle nutrients
- Which sponge is used as a commercial bath sponge?
- Answer: Spongia
- What is the main excretory product in Porifera?
- Answer: Ammonia
- What is the primary habitat of sponges?
- Answer: Marine and freshwater
Phylum Cnidaria (15 Questions)
- What is the primary feature of Cnidaria?
- Answer: Presence of nematocysts
- What type of symmetry do cnidarians exhibit?
- Answer: Radial symmetry
- Name two body forms of cnidarians.
- Answer: Polyp and medusa
- What is the mode of digestion in Cnidaria?
- Answer: Extracellular and intracellular
- Which Cnidarian exhibits bioluminescence?
- Answer: Jellyfish
- Name the stinging cell found in Cnidaria.
- Answer: Nematocyst
- What is the body wall of cnidarians composed of?
- Answer: Epidermis and gastrodermis
- Give an example of a colonial cnidarian.
- Answer: Obelia
- What is the primary habitat of Cnidaria?
- Answer: Aquatic, mostly marine
- Which class of Cnidaria includes corals?
- Answer: Anthozoa
- What is the role of a gastrovascular cavity in Cnidaria?
- Answer: Digestion and circulation
- Which Cnidarian exists only in the polyp form?
- Answer: Hydra
- What type of reproduction occurs in Hydra?
- Answer: Both sexual and asexual
- Which structure provides buoyancy in the Portuguese man-o’-war?
- Answer: Pneumatophore
- What is a common example of a free-swimming medusa?
- Answer: Aurelia
Phylum Platyhelminthes (15 Questions)
- What is the characteristic feature of Platyhelminthes?
- Answer: Flattened, unsegmented body
- What type of body cavity is found in flatworms?
- Answer: Acoelomate
- Name the excretory structure in Platyhelminthes.
- Answer: Flame cells
- What is the mode of reproduction in Planaria?
- Answer: Sexual and regeneration (asexual)
- Give an example of a parasitic Platyhelminth.
- Answer: Taenia (tapeworm)
- What type of symmetry is found in Platyhelminthes?
- Answer: Bilateral symmetry
- Which Platyhelminth is a liver fluke?
- Answer: Fasciola hepatica
- Which organ system is absent in flatworms?
- Answer: Circulatory system
- How do flatworms perform gas exchange?
- Answer: Diffusion
- Name a freshwater flatworm.
- Answer: Planaria
- What is the habitat of parasitic flatworms?
- Answer: Inside the host body
- What are proglottids in tapeworms?
- Answer: Reproductive segments
- What is the role of suckers in parasitic flatworms?
- Answer: Attachment to the host
- How does Schistosoma infect its host?
- Answer: Through contaminated water
- What is the larval stage of liver fluke called?
- Answer: Miracidium
Phylum Nematoda (15 Questions)
Here’s a detailed set of 200 questions focusing on Phylum-Specific Features, which includes examples, adaptations, and body structures of organisms.
Phylum Porifera (15 Questions)
- What is the characteristic feature of Porifera that aids in water circulation?
- Answer: Canal system
- Spicules in sponges are composed of ___________ or ___________.
- Answer: Calcium carbonate, silica
- What is the primary function of choanocytes in sponges?
- Answer: Create water current and capture food particles
- Name a freshwater sponge.
- Answer: Spongilla
- What is the mode of reproduction in Porifera?
- Answer: Both sexual and asexual
- Which phylum is known as the simplest multicellular animals?
- Answer: Porifera
- What type of symmetry is found in Porifera?
- Answer: Asymmetrical
- How do sponges obtain nutrition?
- Answer: Filter feeding
- Name the larval form of sponges.
- Answer: Amphiblastula
- What role does the mesohyl layer play in Porifera?
- Answer: Acts as a gelatinous matrix for structural support
- Give an example of a marine sponge.
- Answer: Sycon
- How do sponges contribute to the marine ecosystem?
- Answer: Filter water and recycle nutrients
- Which sponge is used as a commercial bath sponge?
- Answer: Spongia
- What is the main excretory product in Porifera?
- Answer: Ammonia
- What is the primary habitat of sponges?
- Answer: Marine and freshwater
Phylum Cnidaria (15 Questions)
- What is the primary feature of Cnidaria?
- Answer: Presence of nematocysts
- What type of symmetry do cnidarians exhibit?
- Answer: Radial symmetry
- Name two body forms of cnidarians.
- Answer: Polyp and medusa
- What is the mode of digestion in Cnidaria?
- Answer: Extracellular and intracellular
- Which Cnidarian exhibits bioluminescence?
- Answer: Jellyfish
- Name the stinging cell found in Cnidaria.
- Answer: Nematocyst
- What is the body wall of cnidarians composed of?
- Answer: Epidermis and gastrodermis
- Give an example of a colonial cnidarian.
- Answer: Obelia
- What is the primary habitat of Cnidaria?
- Answer: Aquatic, mostly marine
- Which class of Cnidaria includes corals?
- Answer: Anthozoa
- What is the role of a gastrovascular cavity in Cnidaria?
- Answer: Digestion and circulation
- Which Cnidarian exists only in the polyp form?
- Answer: Hydra
- What type of reproduction occurs in Hydra?
- Answer: Both sexual and asexual
- Which structure provides buoyancy in the Portuguese man-o’-war?
- Answer: Pneumatophore
- What is a common example of a free-swimming medusa?
- Answer: Aurelia
Phylum Platyhelminthes (15 Questions)
- What is the characteristic feature of Platyhelminthes?
- Answer: Flattened, unsegmented body
- What type of body cavity is found in flatworms?
- Answer: Acoelomate
- Name the excretory structure in Platyhelminthes.
- Answer: Flame cells
- What is the mode of reproduction in Planaria?
- Answer: Sexual and regeneration (asexual)
- Give an example of a parasitic Platyhelminth.
- Answer: Taenia (tapeworm)
- What type of symmetry is found in Platyhelminthes?
- Answer: Bilateral symmetry
- Which Platyhelminth is a liver fluke?
- Answer: Fasciola hepatica
- Which organ system is absent in flatworms?
- Answer: Circulatory system
- How do flatworms perform gas exchange?
- Answer: Diffusion
- Name a freshwater flatworm.
- Answer: Planaria
- What is the habitat of parasitic flatworms?
- Answer: Inside the host body
- What are proglottids in tapeworms?
- Answer: Reproductive segments
- What is the role of suckers in parasitic flatworms?
- Answer: Attachment to the host
- How does Schistosoma infect its host?
- Answer: Through contaminated water
- What is the larval stage of liver fluke called?
- Answer: Miracidium
Phylum Nematoda (15 Questions)
- What type of body cavity do nematodes have?
- Answer: Pseudocoelom
- What is the shape of nematodes?
- Answer: Cylindrical
- Name a parasitic nematode.
- Answer: Ascaris
- What type of digestive system do nematodes have?
- Answer: Complete
- What is the excretory structure in nematodes?
- Answer: Renette cells
- Which nematode causes elephantiasis?
- Answer: Wuchereria bancrofti
- How is Enterobius vermicularis transmitted?
- Answer: Fecal-oral route
- What is the habitat of free-living nematodes?
- Answer: Soil and water
- What is the body covering of nematodes?
- Answer: Cuticle
- How do nematodes move?
- Answer: By longitudinal muscles
- What is the mode of reproduction in nematodes?
- Answer: Sexual
- Which disease is caused by Ancylostoma?
- Answer: Hookworm disease
- How do nematodes perform gas exchange?
- Answer: Diffusion
- Name a beneficial nematode used in agriculture.
- Answer: Steinernema
- What is the role of nematodes in soil ecosystems?
- Answer: Decomposition and nutrient cycling
Phylum Annelida (15 Questions)
- What type of segmentation is seen in Annelida?
- Answer: Metamerism
- Name the locomotory structures in annelids.
- Answer: Setae or parapodia
- What is the body cavity type in annelids?
- Answer: True coelom (coelomate)
- Which annelid is known as the earthworm?
- Answer: Lumbricus terrestris
- What is the role of nephridia in annelids?
- Answer: Excretion
- What is the circulatory system type in annelids?
- Answer: Closed
- Name the blood pigment found in earthworms.
- Answer: Hemoglobin
- Which class of annelids includes leeches?
- Answer: Hirudinea
- How do polychaetes differ from other annelids?
- Answer: They have parapodia and are marine.
- What is the nervous system structure in annelids?
- Answer: Ventral nerve cord with ganglia
- What type of reproduction is observed in annelids?
- Answer: Sexual reproduction
- What is the role of the clitellum in earthworms?
- Answer: Cocoon formation for eggs
- What is the ecological role of earthworms?
- Answer: Soil aeration and nutrient recycling
- Which annelid is an ectoparasite?
- Answer: Hirudo (leech)
- Name the larval stage of marine annelids.
- Answer: Trochophore
Phylum Arthropoda (15 Questions)
- What is the defining feature of Arthropoda?
- Answer: Jointed appendages
- Name the exoskeleton component in arthropods.
- Answer: Chitin
- What is the circulatory system type in arthropods?
- Answer: Open
- Name the respiratory structures in terrestrial arthropods.
- Answer: Tracheae
- Which arthropod is a vector for malaria?
- Answer: Anopheles (mosquito)
- What is the larval form of crustaceans called?
- Answer: Nauplius
- How do insects excrete waste?
- Answer: Malpighian tubules
- Name an economically important arthropod.
- Answer: Apis (honeybee)
- What type of metamorphosis is seen in butterflies?
- Answer: Complete
- What is the habitat of crustaceans?
- Answer: Aquatic
- Which arthropod is known for silk production?
- Answer: Bombyx mori (silkworm)
- What is the role of green glands in crustaceans?
- Answer: Excretion
- Name the largest class of Arthropoda.
- Answer: Insecta
- Which arthropod has book lungs for respiration?
- Answer: Scorpion
- Name an aquatic arthropod used as food.
- Answer: Prawn
Phylum Mollusca (15 Questions)
- What is the body structure of molluscs divided into?
- Answer: Head, visceral mass, and foot
- What is the role of the radula in molluscs?
- Answer: Scraping food
- Name a bivalve mollusc.
- Answer: Mytilus (mussel)
- What is the primary respiratory structure in molluscs?
- Answer: Gills
- Which mollusc has an internal shell?
- Answer: Squid
- What is the shell of molluscs made of?
- Answer: Calcium carbonate
- Name the larval stage of molluscs.
- Answer: Trochophore
- What type of circulatory system is present in most molluscs?
- Answer: Open
- Which class of molluscs includes octopus?
- Answer: Cephalopoda
- Name a mollusc used for pearl production.
– Answer: Pinctada - How do molluscs contribute to the ecosystem?
– Answer: Filter-feeding and nutrient cycling - What is the function of the mantle in molluscs?
– Answer: Secretes the shell - Name a terrestrial mollusc.
– Answer: Helix (garden snail) - Which mollusc has a jet propulsion mechanism?
– Answer: Octopus - What is the mode of locomotion in gastropods?
– Answer: Muscular foot
Phylum Echinodermata (15 Questions)
- What type of symmetry is found in adult echinoderms?
– Answer: Radial - Name the water vascular system’s primary structure in echinoderms.
– Answer: Madreporite - What is the skeleton of echinoderms made of?
– Answer: Calcareous ossicles - How do echinoderms move?
– Answer: Tube feet - Name a starfish.
– Answer: Asterias - Which echinoderm is used in research for its regenerative ability?
– Answer: Starfish - What is the mode of reproduction in echinoderms?
– Answer: Sexual - Name a sea urchin.
– Answer: Echinus - Which echinoderm is called a sea cucumber?
– Answer: Holothuria - What type of circulatory system is present in echinoderms?
– Answer: Open - Name the larval stage of echinoderms.
– Answer: Bipinnaria - Which echinoderm is capable of evisceration?
– Answer: Sea cucumber - What is the habitat of echinoderms?
– Answer: Marine - How do echinoderms excrete waste?
– Answer: Diffusion - Which echinoderm is sessile?
– Answer: Sea lily
Phylum Chordata (15 Question )
Advanced Questions on Phylum Annelida (10 Questions)
- What type of fertilization occurs in earthworms?
– Answer: Cross-fertilization - How many pairs of hearts are found in earthworms?
– Answer: 5 pairs - Which enzyme secreted by earthworms helps digest organic matter in soil?
– Answer: Cellulase - What is the role of septa in annelids?
– Answer: Internal segmentation - Name the respiratory organ in leeches.
– Answer: Body surface (cutaneous respiration) - How is Hirudin significant in the medical field?
– Answer: It acts as an anticoagulant. - What is the habitat of Tubifex worms?
– Answer: Freshwater - What type of nervous system do annelids possess?
– Answer: Ladder-like nervous system - Which annelid has both circular and longitudinal muscles for locomotion?
– Answer: Earthworm - What is the significance of polychaetes in the marine ecosystem?
– Answer: They act as detritivores and recycle nutrients.
Advanced Questions on Phylum Arthropoda (10 Questions)
- What is the main function of compound eyes in arthropods?
– Answer: Detecting movement and detailed vision - Name the class of arthropods that includes spiders and scorpions.
– Answer: Arachnida - Which arthropod is a bioindicator of water quality?
– Answer: Mayfly larvae - What is the process of shedding the exoskeleton in arthropods called?
– Answer: Ecdysis - Name the blood pigment found in crustaceans.
– Answer: Hemocyanin - What is the significance of tracheal tubes in arthropods?
– Answer: Direct oxygen delivery to tissues - Which arthropod exhibits mimicry as a defense mechanism?
– Answer: Stick insect - What is the primary excretory organ in arachnids?
– Answer: Coxal glands - Name the larval stage of a butterfly.
– Answer: Caterpillar - Which arthropod uses pheromones for communication?
– Answer: Ants
Advanced Questions on Phylum Mollusca (10 Questions)
- What is the structure in molluscs that secretes the shell?
– Answer: Mantle - Which mollusc is known as a living fossil?
– Answer: Neopilina - What is the role of chromatophores in cephalopods?
– Answer: Camouflage - Which class of molluscs is exclusively marine?
– Answer: Cephalopoda - Name a mollusc with an unsegmented shell.
– Answer: Chiton - What is the circulatory system type in octopuses?
– Answer: Closed - Which mollusc is used as a food source in coastal regions?
– Answer: Oyster - What is the nervous system specialization in cephalopods?
– Answer: Well-developed brain and large nerves - How do bivalves feed?
– Answer: Filter feeding - What is the significance of molluscs in ancient trade?
– Answer: Pearls and shells were valuable commodities.
Advanced Questions on Phylum Echinodermata (10 Questions)
- How do starfish regenerate lost arms?
– Answer: Through mitotic cell division - Which echinoderm exhibits pentaradial symmetry?
– Answer: Sea star - What is Aristotle’s lantern, and in which echinoderm is it found?
– Answer: Jaw-like structure found in sea urchins - Name an echinoderm that burrows into the seabed.
– Answer: Sand dollar - What type of fertilization occurs in echinoderms?
– Answer: External - Which echinoderm uses its tube feet for respiration?
– Answer: Sea cucumber - What is the function of pedicellariae in echinoderms?
– Answer: Cleaning the body surface - Name a sessile echinoderm.
– Answer: Crinoid (sea lily) - How does the water vascular system aid in locomotion?
– Answer: It creates hydraulic pressure to move tube feet. - What type of larval stage is found in echinoderms?
– Answer: Dipleurula
Advanced Questions on Phylum Chordata (10 Questions)
- Which subphylum includes protochordates?
– Answer: Urochordata and Cephalochordata - Name a fish that lacks jaws.
– Answer: Hagfish - What type of heart is present in amphibians?
– Answer: Three-chambered - Which chordates are known for producing milk?
– Answer: Mammals - What is the primary respiratory structure in fishes?
– Answer: Gills - Which class of vertebrates includes flight adaptations?
– Answer: Aves - What is the unique feature of monotremes?
– Answer: Egg-laying mammals - Name a chordate that undergoes metamorphosis.
– Answer: Frog - Which chordate has a four-chambered heart and feathers?
– Answer: Birds - What is the significance of the amniotic egg in reptiles?
– Answer: It enables reproduction on land.
Miscellaneous and Conceptual Questions (15 Questions)
- Which phyla exhibit radial symmetry in adults?
– Answer: Cnidaria and Echinodermata - Name a protostome phylum.
– Answer: Arthropoda - What is the main distinction between protostomes and deuterostomes?
– Answer: Fate of the blastopore - Which phylum is considered the evolutionary link between invertebrates and vertebrates?
– Answer: Hemichordata - What is the excretory structure in flatworms?
– Answer: Flame cells - Which phylum exhibits pseudocoelom?
– Answer: Nematoda - Name the coelomates with a segmented body.
– Answer: Annelida - Which phylum has the most species?
– Answer: Arthropoda - What type of cleavage is seen in deuterostomes?
– Answer: Radial - Name an animal with a hydrostatic skeleton.
– Answer: Earthworm - Which phylum lacks a circulatory system but performs gas exchange through the skin?
– Answer: Platyhelminthes - What is the habitat of Ctenophores?
– Answer: Marine - Name a phylum with a dorsal nerve cord.
– Answer: Chordata - What type of reproduction is observed in Hydra?
– Answer: Asexual (budding) - Which phylum has animals with a segmented exoskeleton?
– Answer: Arthropoda
Here’s a list of 100 matching questions connecting animals to their features or phyla. These are designed to test recognition of examples and their corresponding attributes.
Matching Animals to Features or Phyla
- Earthworm – Annelida
- Butterfly – Arthropoda
- Octopus – Mollusca
- Starfish – Echinodermata
- Frog – Amphibia
- Prawn – Arthropoda
- Sea Urchin – Echinodermata
- Leech – Annelida
- Cockroach – Arthropoda
- Garden Snail – Mollusca
- Shark – Chordata (Cartilaginous fishes)
- Sea Anemone – Cnidaria
- Liver Fluke – Platyhelminthes
- Tapeworm – Platyhelminthes
- Ascaris – Nematoda
- Hydra – Cnidaria
- Sea Cucumber – Echinodermata
- Clam – Mollusca
- Silkworm – Arthropoda
- Brittle Star – Echinodermata
- Honeybee – Arthropoda
- Sponge – Porifera
- Sea Horse – Chordata (Bony fishes)
- Jellyfish – Cnidaria
- Hagfish – Chordata (Jawless fishes)
- Nautilus – Mollusca
- Sea Fan – Cnidaria
- Planaria – Platyhelminthes
- Millipede – Arthropoda
- Crab – Arthropoda
- Lamprey – Chordata (Jawless fishes)
- Turtle – Reptilia
- Earthworm – Metameric segmentation
- Spider – Arthropoda (Arachnida)
- Peacock – Aves
- Penguin – Aves
- Duck-billed Platypus – Mammalia (Monotreme)
- Sea Lily – Echinodermata
- Boa Constrictor – Reptilia
- Lion – Mammalia
- Parrot – Aves
- Goldfish – Chordata (Bony fishes)
- Dogfish Shark – Chordata (Cartilaginous fishes)
- Sea Slug – Mollusca
- Crayfish – Arthropoda
- Elephant – Mammalia
- Komodo Dragon – Reptilia
- Starfish – Radial symmetry
- Leech – Ectoparasite
- Pearl Oyster – Mollusca
More Examples and Matches
- Anopheles – Vector for malaria
- Dolphin – Mammalia
- Blue Whale – Mammalia
- Mosquito – Arthropoda
- Rohu Fish – Chordata (Bony fishes)
- Scorpion – Arthropoda (Arachnida)
- Sea Pen – Cnidaria
- Sea Hare – Mollusca
- Sea Squirt – Chordata (Urochordata)
- Amphioxus – Chordata (Cephalochordata)
- Nematoda – Roundworms
- Hirudin – Anticoagulant from leeches
- Clitellum – Earthworm cocoon formation
- Malpighian Tubules – Arthropoda (Insect excretion)
- Book Lungs – Arthropoda (Arachnida respiration)
- Tracheal Tubes – Arthropoda (Insect respiration)
- Green Glands – Arthropoda (Crustacean excretion)
- Chelicerae – Arthropoda (Arachnida mouthparts)
- Nephridia – Annelida (Excretion)
- Radula – Mollusca (Feeding)
- Spongocoel – Porifera
- Cnidocytes – Cnidaria (Stinging cells)
- Flame Cells – Platyhelminthes (Excretion)
- Water Vascular System – Echinodermata
- Tube Feet – Echinodermata (Locomotion)
- Exoskeleton – Arthropoda (Chitin)
- Endoskeleton – Chordata (Bone/cartilage)
- Jet Propulsion – Mollusca (Cephalopoda)
- Sessile Filter Feeder – Porifera
- Marine Carnivore – Cnidaria (Jellyfish)
Even More Examples
- Hydrostatic Skeleton – Annelida
- Complete Digestive System – Mollusca
- Incomplete Digestive System – Cnidaria
- Spiral Cleavage – Protostomes
- Radial Cleavage – Deuterostomes
- Biradial Symmetry – Ctenophora
- True Coelom – Annelida
- Pseudocoelom – Nematoda
- Body with Siliceous Spicules – Porifera
- Hermaphrodite – Earthworm
- Parapodia – Polychaetes
- Triploblastic Animals – All except Porifera and Cnidaria
- Diploblastic Animals – Cnidaria
- Segmented Body – Annelida and Arthropoda
- Radial Symmetry in Adults – Echinodermata
- Marine Only Phylum – Echinodermata
- Calcareous Endoskeleton – Echinodermata
- Compound Eyes – Arthropoda
- Cocoon Formation – Earthworm
- Filter-Feeding Bivalve – Clam
This completes a comprehensive 100 matching questions for the chapter Animal Kingdom to help in NEET preparation.
Here are some useful external links that can help you with your Animal Kingdom studies:
- NCERT Class 11 Biology Chapter 3: Animal Kingdom
- NCERT Chapter on Animal Kingdom
This is the official PDF of the NCERT textbook for Class 11, which covers the Animal Kingdom chapter in detail.
- NCERT Chapter on Animal Kingdom
- Khan Academy – Animal Kingdom
- Khan Academy: Animal Kingdom
Khan Academy offers free courses on biology, and you can find videos and articles related to the Animal Kingdom.
- Khan Academy: Animal Kingdom
- BYJU’s – Animal Kingdom
- BYJU’s Animal Kingdom Overview
BYJU’s provides detailed explanations of animal classification and characteristics with examples.
- BYJU’s Animal Kingdom Overview
- Vedantu – Animal Kingdom
- Vedantu: Animal Kingdom
Vedantu’s website offers a well-explained study resource for the Animal Kingdom chapter.
- Vedantu: Animal Kingdom
- Biology Online: Animal Kingdom Classification
- Biology Online: Animal Kingdom
A detailed resource for understanding the classification of the animal kingdom.
- Biology Online: Animal Kingdom
These resources should help you gain a better understanding of the animal kingdom and its classification for NEET and other biology exams.
Even the bitterest fruit has sugar in it.
– Terry a O’Neal


The trees that are slow to grow bear the best fruit.
– Molière
Related keywords;-
- Animal Kingdom Classification
- Phylum Porifera Characteristics
- Phylum Cnidaria Examples
- Phylum Platyhelminthes Overview
- Phylum Nematoda Features
- Phylum Annelida Characteristics
- Phylum Arthropoda Study Guide
- Phylum Mollusca Examples
- Phylum Echinodermata Definition
- Phylum Chordata Classification
- Animal Kingdom Phyla
- Animal Kingdom Symmetry
- Types of Symmetry in Animals
- Animal Kingdom Reproduction
- Symmetry in Animal Kingdom
- Bilateral Symmetry Examples
- Radial Symmetry in Animals
- Animal Kingdom Asexual Reproduction
- Coelomate, Pseudocoelomate, Acoelomate
- Triploblastic vs Diploblastic Animals
- Types of Circulatory Systems in Animals
- Open vs Closed Circulatory System
- Types of Digestive Systems in Animals
- Metamorphosis in Animals
- Animal Kingdom Habitat
- Animal Classification System
- Characteristics of Arthropoda
- Mollusca Characteristics and Examples
- Echinodermata Features
- Chordata Phylum Overview
- Invertebrate vs Vertebrate Animals
- Famous Examples of Animal Kingdom Phyla
- Animal Kingdom NEET Preparation
- Animal Kingdom for NEET Biology
- Animal Kingdom NCERT Solutions
- Animal Kingdom NEET MCQs
- Animal Classification by Symmetry
- Differences Between Protostomes and Deuterostomes
- Animal Kingdom General Characteristics
- Porifera: The Simplest Animals
- Cnidaria Life Cycle
- Bilateral Symmetry in Planaria
- Earthworm Anatomy and Functions
- Structure of Exoskeleton in Arthropods
- Mollusca Feeding Structures
- Echinodermata Water Vascular System
- Types of Animal Development
- Larval Stages in Animal Kingdom
- Comparative Anatomy of Animal Kingdom
- Animal Kingdom Study Material for NEET
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