NCERT Book Class 11 Biology Animal Kingdom Questions

ANIMAL KINGDOM

VERY SHORT ANSWER TYPE QUESTIONS

1. Identify the phylum in which adults exhibit radial symmetry and larva exhibit bilateral symmetry.

2. What is the importance of pneumatic bones and air sacs in Aves?

3. What is metagenesis? Mention an example which exhibits this phenomenon.

4. What is the role of feathers?

5. Which group of chordates possess sucking and circular mouth without jaws?

6. Give one example each for an animal possessing placoid scales and that with cycloid scales.

7. Menion two modifications in reptiles required for terrestrial mode of life.

8. Mention one example each for animals with chitinous exoskeleton and those covered by a calcareous shell.

9. What is the role of radula in molluscs?

10. Name the animal, which exhibits the phenomenon of bioluminescence. Mention the phylum to which it belongs.

11. Write one example each of the following in the space provided.

     a. Cold blooded animal ________________________

     b. Warm blooded animal ________________________

     c. Animal possessing dry and cornified skin _______________

     d. Dioecious animal _____________________

12. Differentiate between a diplobastic and a triploblastic animal.

13. Give an example of the following

     a. Round worm

     b. Fish possessing poison sting

     c. A limbless reptile/ amphibian

     d. An oviparous mammal

14. Provide appropriate technical term in the space provided.

    a. Blood-filled cavity in arthropods __________________________.

    b. Free-floating form of cnidaria _____________________________.

    c. Stinging organ of jelly fishes ______________________________.

    d. Lateral appendages in aquatic annelids ___________________.

15. Match the following: 

Animals                              locomotory Organ

a. Octopus                           i. Limbs

b. Crocodile                          ii. Comb plates

c. Catla                                iii.Tentacles

d. Ctenoplana                        iv. Fins

SHORT ANSWER TYPE QUESTIONS

1. Differentiate between:

   a. Open circulatory system and closed circulatory system

   b. Oviparous and viviparous characteristic

   c. Direct development and Indirect development

2. Sort out the animals on the basis of their symmetry (radial or bilateral) coelenterates, ctenophores, annelids, arthropods, and echinoderms.

3. There has been an increase in the number of chambers in heart during evolution of vertebrates. Give the names of the class of vertebrates having two, three or four-chambered heart.

4. Give an example for each of the following

   a. A viviparous animal

   b. A fish possessing a poison sting

   c. A fish possessing an electric organ

   d. An organ, which regulates buoyancy

   e. Animal, which exhibits alternation of generation

   f. Oviparous animal with mammary gland

Please refer to attached file for NCERT Class 11 Biology Animal Kingdom