In 'rivet popper hypothesis', Paul Ehrlich compared the rivets in an airplane to
1.species within a genus2.genetic diversity
3.ecosystem4.genera within a family
Subtopic:  Importance of Biodiversity |
 67%
Level 2: 60%+
NEET - 2023
Hints

Endemism refers to: 
1. Species richness 
2. Species evenness 
3. Species confined to that region 
4. Species diversity 

Subtopic:  Importance of Biodiversity | Loss of Biodiversity |
 79%
Level 2: 60%+
NEET - 2022
Hints