Question

Tetradynamous stamens are found in?

• A. Pisum
• B. Brassica
• C. Hibiscus
• D. Cucurbita

Answer 1

The correct option is B

Brassica

The correct option is B:

Explanation for the correct option:

1. Tetradynamous refers to a flower with 6 stamens, in which 4 stamens are longer in length and the other 2 are shorter.
2. The stamens are represented as 4+2.
3. This is a feature of the Brassicaceae or Cruciferae family.
4. So, this condition is found in Brassica belonging to the Brassicaceae family.

Explanation for the incorrect options:

Option A:

1. Pisum belongs to the family Fabaceae or Leguminosae.
2. This family has 10 stamens.

Option C:

1. Hibiscus belongs to the family Malvaceae.
2. Members of this family have 5 or more monadelphous stamens.

Option D:

1. Cucurbita belongs to the family Cucurbitaceae.
2. The characteristic feature is that the members of this family have 5 stamens, represented as 2+2+1.
3. It is structured in 2 pairs of stamens and one unpaired stamen.

Final Answer:

Tetradynamous condition is found in Brassica.