Question

Why does plitcher plant eat insects when it is capable of carrying out photosynthesis¿​

Answer 1

pitcher plant are green and carry out photosynthesis to obtain a part of the food required by them. But they do not get the nitrogen from the soil in which they grow. So, insectivorous or carnivorous plants feed on insects to obtain the nitrogen needed for their growth.

Answer 2

Answer:

Pitcher plant contains chlorophyll, hence it is capable of preparing its own food like green plants. But pitcher plant eats insects because it grows in swamps or bog areas where the soil is deficient in nitrogen mineral.