Question

Plants like venus fly trap fulfil their nitrogen requirement by:

• A. Sucking nutrients through haustorial roots.
• B. Trapping and consuming insects.
• C. Killings plants growing around it.
• D. Taking if from the air.

Answer 1

The correct option is B Trapping and consuming insects.

Plants require nitrogen for protein production. They cannot take up nitrogen from the atmosphere. Nitrogen along with other nutrients are taken up by the plants from the soil. Some plants like venus fly trap and pitcher plant grow in nitrogen deficient soil. They are green and can photosynthesise but to fulfil their nitrogen requirement, they trap and consume insects. Their leaves are modified to trap insects.