A) over-hunting and poaching
B) greenhouse effect
C) competition and predatioh
D) habitat destruction.
Correct Answer: D
Solution :
: Destruction of natural habitats causes the most serious threat to the biodiversity, endangering many animals. Habitats are destroyed/fragmented by many human activities like, developmental work, deforestation, pollution, etc. Over hunting and poaching also has harmful effect.You need to login to perform this action.
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