Question

2. Which of the following plants does not contain chlorophyll?
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Answer 1

Answer:

Right Answer is:

Cuscata plant  

Explanation:

Cuscuta is a parasitic plant. These plants do not contain chlorophyll and cannot make their food. Hence they grow on other living plants and obtain nutrients from them. Other given options like pitcher plant, rose plant and algae have chlorophyll and can make their own food.

Answer 2

The plants that does not contain chlorophyll are parasitic plants.

1. Parasitic plants can not synthesis their food and hence depends on other plants that can synthesis food called hosts.

2. They have special organs called haustoria that penetrate into the host plant to obtain food from them.

There are different types of parasitic plants :

• Holoparasitic plants have no chlorophyll and are completely dependent on host for food.

• Hemiparasitic plants have some chlorophyll which enables them to synthesis food to some extent but depends on host for complete food requirements.

• Some eg. of parasitic plants are Orobanche and Cuscuta.