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
Give one example of (a) cartilaginous fish; (b) bony fish.
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(a) Scoliodon (dog fish, Indian shark); (b) Labeo (rohu, carp).