NCERT Important Quzestions Class 9 Social Science Geography Chapter 5
Important NCERT Extra Questions
NCERT Solutions for Class 9 Social Science
Important NCERT Extra Questions
Chapter 5 Natural Vegetation and Wild Life
NCERT Book Extra Questions for Session 2022-2023
CBSE Board and UP Board Others state Board
What causes the disturbance in the ecosystem?
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(l) Hunting by greedy hunters for commercial purposes.
(ii) Pollution due to chemical and industrial waste and reckless cutting of the forests.