Chapter 4 – Animal Kingdom

In some animal groups, the body is found divided into compartments with serial repitition of at least some organs. This characteristic feature is called

• a.Segmentation
• b.Metamerism
• c.Metagenesis
• d.Metamorphosis

Given below are types of cells present in some animals. Which of the following cells can differentiate to perform different functions?

• a.Choanocytes
• b.Interstitial cells
• c.Gastrodermal cells
• d.Nematocytes

Which one of the following sets of animals share a four chambered heart?

• a.Amphibian, Reptiles, Birds
• b.Crocodiles, Birds, Mammals
• c.Crocodiles, Lizards, Turtles
• d.Lizards, Mammals, Birds

Which of the following pairs of animals has non glandular skin

• a.Snake and Frog
• b.Chameleon and Turtle
• c.Frog and Pigeon
• d.Crocodile and Tiger UNIT A I: D NIT I: NIMAL DIVERSITY K IVERSITY IN INGDOM LIVING THE L IN THE WORLD IVING W ORLD 15

Birds and mammals share one of the following characteristics as a common feature.

• a.Pigmented skin
• b.Pneumatic bones
• c.Viviparity
• d.Warm blooded

Which one of the following sets of animals belong to a single taxonomic group?

• a.Cuttlefish, Jellyfish, Silverfish, Dogfish, Starfish
• b.Bat, Pigeon, Butterfly
• c.Monkey, Chimpanzee, Man
• d.Silkworm, Tapeworm, Earthworm

Which one of the following statements is incorrect?

• a.Mesoglea is present in between ectoderm and endoderm in Obelia.
• b.Exhibits radial symmetry Asterias
• c.Fasciola is a pseudocoelomate animal
• d.Taenia is a triploblastic animal

Which one of the following statements is incorrect?

• a.In cockroaches and prawns excretion of waste material occurs through malpighian tubules.
• b.In ctenophores, locomotion is mediated by comb plates.
• c.In Fasciola, flame cells help in excretion
• d.Earthworms are hermaphrodites and yet cross fertilization take place among them.

Which one of the following is oviparous?

• a.Platypus
• b.Flying fox (Bat)
• c.Elephant
• d.Whale

Which one of the following is a non-poisonous snake?

• a.Cobra
• b.Viper
• c.Python
• d.Krait

Match the following list of animals with their level of organisation. Division of Labour Animal Column I Column II A. Organ level i. Pheretima B. Cellular aggregate level ii. Fasciola C. Tissue level iii. Spongilla D. Organ system level iv. Obelia Choose the correct match showing division of labour with animal example.

• a.B-i, C-ii, D-iii, and A-iv
• b.B-i, D-ii, C-iii, and A-iv
• c.D-i, A-ii, B-iii, and C-iv
• d.A-i, D-ii, C-iii, and B-iv

Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by mesoderm. Such animals are called

• a.Acoelomates
• b.Pseudocoelomates
• c.Coelomates
• d.Haemocoelomates

Match the column A with column B and choose the correct option Column I Column II A. Porifera i. Canal system B. Aschelminthes ii. Water-vascular system C. Annelida iii. Muscular pharynx D. Arthropoda iv. Jointed appendages E. Echinodermata v. Metameres

• a.A-ii, B-iii, C-v, D-iv, E-i
• b.A-ii, B-v, C-iii, D-iv, E-i
• c.A-i, B-iii, C-v, D-iv, E-ii
• d.A-i, B-v, C-iii, D-iv, E-ii

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 ___________________.

Match the following: Animals Locomotory Organ

• a.Octopus i. Limbs
• b.Crocodile ii. Comb plates
• c.Catla iii. Tentacles
• d.Ctenoplana iv. Fins