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
Name the class in which:(a) digits end up in nail and claws; (b) hair are present as exoskeleton.
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(a) Mammals; (b)Mammals.