Teaching NVS PGT 2024 Test Series General Knowledge Ecology and Environment Ecology and Functions of an ecosystem
Consider the following statements about Ecological pyramids.
1. The pyramid of numbers is always upright
2. The pyramid of biomass can either be inverted or upright
3. The pyramid of energy is always inverted
How many of the above statements is/are correct?
1
Only one
2
Only two
3
All three
4
None