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Chapter: 11th Zoology : Chapter 2 : Kingdom Animalia

Kingdom Animalia: Important Questions

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Kingdom Animalia



1. The symmetry exhibited in cnidarians is

a. Radial

b. Bilateral

c. Pentamerous radial

d. Asymmetrical


2. Sea anemone belongs to phylum

a. Protozoa

b. Porifera

c. Coelenterata

d. Echinodermata


3. The excretory cells that are found in platyhelminthes are

a. Protonephridia

b. Flame cells

c. Solenocytes

d. All of these


4. In which of the following organisms, self fertilization is seen.

a. Fish

b. Round worm

c. Earthworm

d. Liver fluke


5. Nephridia of Earthworms are performing the same functions as

a. Gills of prawn

b. Flame cells of Planaria

c. Trachea of insects

d. Nematoblasts of Hydra


6. Which of the following animals has a true coelom ?

a. Ascaris

b. Pheretima

c. Sycon

d. Taenia solium


7. Metameric segmentation is the main feature of

a. Annelida

b. Echinodermata

c. Arthropoda

d. Coelenterata


8. In Pheretima locomotion occurs with help of

a. circular muscles

b. longitudinal muscles and setae

c. circular, longitudinal muscles and setae

d. parapodia


9. Which of the following have the highest number of species in nature?

a. Insects

b. Birds

c. Angiosperms

d. Fungi


10. Which of the following is a crustacean?

a. Prawn

b. Snail

c. Sea anemone

d. Hydra


11. The respiratory pigment in cockroach is

a. Haemoglobin

b. Haemocyanin

c. Oxyhaemoglobin

d. Haemoerythrin


12. Exoskeleton of which phylum consists of chitinous cuticle?

a. Annelida

b. porifera

c. Arthropoda

d. Echinodermata


13. Lateral line sense organs occur in

a. Salamander

b. Frog

c. Water snake

d. Fish


14. The limbless amphibian is

a. Icthyophis

b. Hyla

c. Rana

d. Salamander


15. Four chambered heart is present in

a. Lizard

b. Snake

c. Scorpion

d. Crocodile


16. Which of the following is not correctly paired?

a. Humans – Ureotelic

b. Birds – Uricotelic

c. Lizards – Uricotelic

d. Whale – Ammonotelic


17. Which of the following is an egg laying mammal?

a. Delphinus

b. Macropus

c. Ornithorhynchus

d. Equus


18. Pneumatic bones are seen in

a. Mammalia

b. Aves

c. Reptilia

d. Sponges


19. Match the following columns and select the correct option.

Column – I Column – II

(p) Pila (i) Devil fish

(q) Dentalium (ii) Chiton

(r) Chaetopleura (iii) Apple snail

(s) Octopus (iv) Tusk shell

a. p – (ii), q – (i), r – (iii), s – (iv)

b. p – (iii), q – (iv), r – (ii), s – (i)

c. p – (ii), q – (iv), r – (i), s – (iii)

d. p – (i), q – (ii), r – (iii), s – (iv)


20. In which of the following phyla, the adult shows radial symmetry but the larva shows bilateral symmetry?

a. Mollusca

b. Echinodermata

c. Arthropoda

d. Annelida


21. Which of the following is correctly matched?

a. Physalia – Portugese man of war

b. Pennatula – Sea fan

c. Adamsia – Sea pen

d. Gorgonia – Sea anemone


22. Why are spongin and spicules important to a sponge?

23. What are the four characteristics common to most animals?

24. List the features that all vertebrates show at some point in their development.

25. Compare closed and opened circulatory system

26. Compare Schizocoelom with enterocoelom

27. Identify the structure that the archenteron becomes in a developing animal.

28. Observe the animal below and answer the following questions

a. Identify the animal

b. What type of symmetry does this animal exhibit?

c. Is this animal Cephalized?

d. How many germ layers does this animal have?

e. How many openings does this animal’s digestive system have?

f. Does this animal have neurons?

29. Choose the term that does not belong in the following group and explain why it does not belong?

Notochord, cephalisation, dorsal nerve cord and radial symmetry

30. Why flatworms are called acoelomates?

31. What are flame cells?

32. Concept Mapping - Use the following terms to create a concept map that shows the major characteristic features of the phylum nematoda:

Round worms, pseudocoelomates, digestive tract, cuticle, parasite, sexual dimorphism

33. In which phyla is the larva trochopore found?

34. Which of the chordate characteristics do tunicates retain as adults?

35. List the characteristic features that distinguish cartilaginous fishes with living jawless fishes

36. List three features that characterise bony fishes.

37. List the functions of air bladder in fishes.

38. Write the characteristics that contributes to the success of reptiles on land.

39. List the unique features of bird’s endoskeleton.

40. Could the number of eggs or young ones produced by an oviparous and viviparous female be equal? Why?



Alternation of generation – Alternation of haploid sexual and diploid asexual generation in the life cycle of an animal.

Autonomy – Breaking of a body part.

Dioecious – Animals in which male and female reproductive organs occur in separate individuals.

Hermaphrodite – Animals with both male and female reproductive organs.

Mersentery – A thin double walled epithelial membrane that support alimentary canal and other organs in the abdominal cavity.

Regeneration – Act of growing a new body part which has been injured or lost.

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