Which of the following supports a dense population of plankton and littoral vegetation
Oligotrophic
Eutrophic
Lithotrophic
Agroecotrophic
Which of the following abundantly occurs in pond ecosystem
If forest area is reduced to half, which one of the following will be a long term effect
When food energy passes from herbivores to carnivores
The green plants in an ecosystem which can trap solar energy to convert it into chemical bond energy are called
Match the trophic levels with their correct species examples in grassland ecosystem.
$(a)$ Fourth trophic level | $(i)$ Crow |
$(b)$ Second trophic level | $(ii)$ Vulture |
$(c)$ First trophic level | $(iii)$ Rabbit |
$(d)$ Third trophic level | $(iv)$ Grass |
Select the correct option :
$(a)\quad(b) \quad(c) \quad(d)$