NCERT Important Questions Class 9 Science biology Chapter 7
Important NCERT Extra Questions
Chapter 7 Diversity in Living Organisms
NCERT Book Extra Questions for Session 2022-2023
CBSE Board and UP Board Others state Board
Classify the following based on number of chambers in their heart Rohu, Scoliadon, Frog, Salamander, Flying lizard, King cobra, Crocodile, Ostrich, Pigeon, Bat, Whale.
Share
1. Two-chambered heart, e.g., Rohu, Scoliodon.
2. Three-chambered heart, e.g., Frog, Salamander, Flying lizard, King cobra.
3. Four-chambered heart, e6″, Crocodile, Ostrich, Pigeon, Bat, Whale.