Question

Question 42
Classify the following based on number of chambers in their heart.
Rohu, Scoliodon, Frog, Salamander, Flying lizard, King Cobra, Crocodile, Ostrich, Pigeon, Bat, Whale

Answer 1

Rohu, Scoliodon— 2 chambered.
Frog, Salamander, Flying lizard, King Cobra—3 chambered.
Crocodile, Ostrich, Pigeon, Bat, Whale—4 chambered

• 2 chambered heart contains one ventricle and one atrium and it can be found in fishes.
• 3 chambered heart contains one ventricle and two atria and it can be found in reptiles and amphibians.
• 4 chambered heart contains two ventricles and two atria and it can be found in mammals, birds and crocodiles.