Question:
if the pitcher plant is green and carries out photosynthesis, why does it feed on insects
Answer:
Pitcher plant contains chlorophyll, hence it can do photosynthesis and prepare its own food. Pitcher plant grows in swamps, bogs areas where the soil is deficient in nitrogen mineral. So it traps the insect and utilize their proteins die to nitrogen deficiency. Therefore its an insectivorous plant.
Pitcher plant can live without insect but it would be more healthier if it traps insects for nutrition.
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