Question

Gibberellin was first isolated from

• A. A bacterium
• B. A fungus
• C. An alga
• D. A virus

Answer 1

The correct option is A A bacterium

Gibberellin is a plant hormone that is involved in various developmental processes. It was first discovered by Eiichi Kurosawa while studying foolish seedling disease. It was first extracted from fungus Gibberella fujikuroi. It helps in stem elongation, germination, dormancy, leaf and fruit senescence, etc.

Thus, the correct answer is option B.