Question

Match the following.
(i) Column A
(ii) Column B

Answer 1

A. Amphibia - 5. Dual habitat (Live on land and water, require water for mating and fertilization)

B. Mammals -3 Mammary gland (mammals are viviparous animals that feed their young ones)

C. Chondrichthyes - Cartilaginous notochord (It is a group of cartilaginous fishes where endoskeleton is made of cartilage)

D. Osteichthyes - 1. Air bladder ( Air bladder or gas bladder is present in bony fishes to help them float and swim at a particular level in the water)

E. Cyclostomata - 6. Sucking and circular mouth with jaws (A group of jawless fishes)

F. Aves - 4. Pneumatic bones ( hollow bones with air filled cavities, that lower the body weight and help birds fly)

So, the correct answer is 'A-5, B-3, C-2, D-1,E-6,F-4'