Match the following list of animals with their level of organisation.

Animal	Division of Labour
i. Pheretima ii. Fasciola iii. Spongilla iv. Obelia	A. Organ level B. Cellular aggregate level C. Tissue level D. Organ system level

Choose the correct match showing division of labour with animal example.
1.  (i)-B, (ii)-C,(iii)-D and (iv)-A
2.  (i)-B, (ii)-D,(iii)-C and (iv)-A
3.  (i)-D, (ii)-A, (iii)-B and (iv)-C
4.  (i)-A,(ii)-D,(iii)-C and (v)-B

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.

1.  Acoelomate

2.  Pseudocoelomate

3.  Coelomate

4.  Haemocoelomate

Which one of the following is not a poisonous snake?

1.  Cobra

2.  Viper

3.  Python

4.  Krait

Which one of the following is oviparous?

1.  Platypus

2.  Flying fox (bat)

3.  Elephant

4.  Whale

Which one of the following statements is incorrect?

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

1.  Cuttlefish, jellyfish, silverfish, dogfish, starfish

2.  bat, pigeon, butterfly

3.  Monkey, chimpanzee, man

4.  Silkworm, tapeworm, earthworm

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

1.  Pigmented skin

2.  Pneumatic bones

3.  Viviparity

4.  Warm blooded body

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

1.  Amphibian, Reptiles, Birds

2.  Crocodiles, Birds, Mammals

3.  Crocodiles, Lizards, Turtles

4.  Lizards, Mammals, Birds

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

1.  Segmentation

2.  Metamerism

3.  Metagenesis

4.  Metamorphosis

Match the following group of organisms with their respective distinctive characteristics and select the correct option: