Question

Potato is grown from

• A. Cutting of aerial stem
• B. Cutting of tuber having depression
• C. Cutting of tuber without depression
• D. Cutting of roots

Answer 1

The correct option is B

Cutting of tuber having depression

The correct option is B

Explanation of correct option:

1. The new plants are obtained from the parts of old plants like stems, roots and leaves, without the help of any reproductive organs is called vegetative propagation.
2. The division or a portion of any plant organ such as stem, root or leaf, used for vegetative propagation is called cutting.
3. A potato tuber has many buds (called eyes) on its body.
4. Potato buds act as organs for vegetative reproduction.
5. When a potato tuber is planted in the soil, then the various buds of the potato tuber start growing to form new potato plants.
6. The eye portion of tuber potato having bud refers to depression.

Explanation of incorrect option:

Option A:

The aerial stem of a potato can not contain bud or eye so the potato can not be grown.

Option C:

The cutting of tuber without depression (eye or bud )can not grow potato.

Option D:

The root of potato does not contain eyes or buds so cutting of roots can not grow potato.

Final answer: Potato is grown from Cutting of tuber having depression.