Birds and mammals share one of the following characteristics as a common feature.
Pigmented skin
Alimentary canal with some modification
Vivipary
Warm-blooded nature
D.
Warm-blooded nature
Which of the following pairs of animals has non-glandular skin
Snake and Frog
Chameleon and Turtle
Frog and Pigeon
Crocodile and Tiger
B.
Chameleon and Turtle
Which one of the following sets of animals belongs to a single taxonomic group?
Cuttlefish, Jellyfish, Silverfish, Dogfish, Starfish
Bat, Pigeon, Butterfly
Monkey, Chimpanzee, Man
Silkworm, Tapeworm, Earthworm
C.
Monkey, Chimpanzee, Man
Which one of the following sets of animals share a four chambered heart?
Amphibian, Reptiles, Birds
Crocodiles, Birds, Mammals
Crocodiles, Lizards, Turtles
Lizards, Mammals, Birds
B.
Crocodiles, Birds, Mammals