Question

In ___, leaves are highly segmented and modified into sacs called bladders.

• A. Venus flytrap
• B. Bladderwort
• C. Pitcher plant
• D. Cactus

Answer 1

The correct option is B

Bladderwort

The correct option is (B):

Explanation for correct option:

1. Some plants living in nitrogen-deficient soils draw their nutrients by consuming insects or protozoans and are called insectivorous plants.
2. Bladderwort is an example of an aquatic insectivorous plant where leaves are segmented and modified to form bladders.

Explanation for incorrect options:

Option (A):

Venus flytrap is an insectivorous plant in which leaves are modified into traps with sensory hairs that can trap the insect for the plant to consume.

Option (C):

In a pitcher plant, the leaves are modified to form pitchers that trap the insects.

Option (D):

1. Cactus is not an insectivorous plant.
2. The leaves are modified to form spines in the cactus.
3. Spines reduce transpiration in cacti which grow in a desert climate.

Final Answer: In bladderworts, leaves are highly segmented and modified into sacs called bladders.