Question

Which of the following is not associated with growth of the plant?

• A. Auxin
• B. Gibberellin
• C. Cytokinin
• D. Abscisic acid

Answer 1

The correct option is D

Abscisic acid

The correct option is D.

Explanation for correct option:

• The hormones that promote growth in plants include auxin, cytokinin, and gibberellin.
• The hormones that suppress plant growth during harsh conditions by causing leaf wilting and seed dormancy are called abscisic acid. It is not associated with plant growth.

Explanation for incorrect options:

Option A:

• Auxin is the plant hormone that promotes the growth of plant shoots.

Option B:

• Gibberellin increases the plant cells' length elongating the cells and thus, promoting plant growth.

Option C:

• Cytokinin is involved in promoting the division of cells and promotes plant growth.

Final answer: Therefore, abscisic acid is a hormone that is not associated with plant growth.