Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Biology Diversity in The Living World Animal Kingdom
Consider the following animals -
1. Cartilaginous fishes
2. Frogs
3. Crocodiles
Which of the above animals’ heart auricle consist of single chamber?
1
Only 1
2
Only 1 and 2
3
Only 3
4
More than one of the above
5
None of the above