In an ecosystem bacteria are considered as
Microconsumers
Macroconsumers
Primary consumers
Secondary consumers
The first link in any food chain is always a green plant because
Frog, that feeds on insects, is a
The mass of living material at a trophic level at a particular time is called
Major conduit of energy in land and aquatic ecosystem is transferred through ______ and ______ respectively.
Only a small amount of the energy stored in food is available to the next organism in a food chain because