Question

"Evil Quartet" is related to

• A. causes of biodiversity loss.
• B. importance of species diversity to ecosystem.
• C. species area relationship.
• D. nutrient recycling.

Answer 1

Answer: (A)

There are four main reason or causes of biodiversity loss which are referred as "Evil quartet". Mainly these causes are anthropogenic i.e., related to human activities. They are:

1. Habitat loss and fragmentation
2. Over-exploitation
3. Alien species invasion
4. Co-extinction.