Green plants constitute
First trophic level
Second trophic level
Third trophic level
Complete food chain
Justify the pitcher plant as a producer.
$...A...$ is required for higher primary productivity. $...B...$ have the lowest primary productivity as the soil is deficient in moisture.
Choose the correct option for $\mathrm{A}$ and $\mathrm{B}$
Assertion : A network of food chains existing together in an ecosystem is known as food web.
Reason : An animal like kite cannot be a part of a food web.
Nektons are
The number of individuals in each trophic level depends upon