Which of the following has the greatest amount of energy
Insectivores
Carnivores
Herbivores
Autotrophs
Most animals that live in deep oceanic waters are
Which of the following are called key industry animals?
The aquatic organism that can actively swim at will against the water current is
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 :
$(a)\quad(b) \quad(c) \quad(d)$
The food chain which begin with dead organic matter is called