Question

What are the major causes of extinction?

• A. Habitat loss and fragmentation
• B. Over-exploitation
• C. Alien species invasion
• D. Co-extinction

Answer 1

Answer: (A), (B), (C), (D)

The correct options are
A

Habitat loss and fragmentation

B

Over-exploitation

C Alien species invasion
D

Co-extinction

There are many reasons why species go extinct. Natural disasters can cause mass extinctions. Apart from this, species go extinct at a natural rate. The four major reasons of extinction (The Evil Quartet) today are all due to human activities; these include habitat loss and fragmentation, over-exploitation, invasion of alien species and co-extinction.