Question

pither plant traps insect why​

Answer 1

insectivorous plants trap insects for getting additional nitrogen. hope this helps you.

Answer 2

Pitcher plant trap insect because it is insectivorous plant and does not make its own food using chlorophyll as the green plants use to make , so that's why Pitcher plant catch insects. The lid of Pitcher plant is sliding when an insect enters in it cannot go out and after that Pitcher plant used to eat and digest that insect Pitcher plant , Venus flytrap , drosera capensis are the some insectivorous plant which used to to eat the food by catching insect such as Pitcher plant use to trap.