Question

Colocasia (taro) is an example of

• A. Rhizome
• B. Tuber
• C. Bulb
• D. Corm

Answer 1

The correct option is D Corm

The meaning of following options are:

-Rhizome: It is fleshy and horizontally stems found below in soil. Small nodes and internodes are found which are covered by scaly leaves. Ex- Ginger, Turmeric and Banana.

-Tuber: The tips of underground branches become swollen in the soil. Eyes are found on then which are axillary buds and covered with scaly leaves. Ex- Potato.

-Bulb: This stem is reduced and has a disc like structure and surrounds with numerous fleshly scaly leaves. Many roots arise from its base. Food is stored in flashy leaves. They show apical growth. Ex- Onion and Garlic.

-Corm: It is a condensed structure which grows vertically under the soil surface. They are having spherical node and internode. Ex- Colocasia and Alocasia.

So, the correct answer is 'Option D- Corm'.