Question

why do some plants feed on insects? how does a pitcher plant catch insects​

Answer 1

Answer:

Some plants eats insects because they don't get enough of nitrogen from the soil and to regulate the amount of nitrogen they eat insects. These plants are calling Insectivorous plants.

Answer 2

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Insectivorous Plants are plants which feed on insects

Insectivorous Plants grow in soil which do not contain sufficient nitrogen mineral.

But These plants are green and need to carry out photosynthesis to obtain a part of the food required.

So, insectivorous plants feed on insects to obtain the nitrogen needed for their growth.

Eg. → Pitcher Plant