Question

Megasporangium is equivalent to?

• A. Fruit
• B. Embryo sac
• C. Nucellus
• D. Ovule

Answer 1

The correct option is D

Ovule

The correct option is D.

Explanation for the correct option:

1. Megasporangium is equivalent to ovule.
2. The ovule is the structure that contains the female reproductive cells and also gives rise to female reproductive cells.
3. The ovary contains ovules, and it develops into seeds after fertilization.
4. The ovary contains an outer tough protective layer called integument, nucellus, and the female gametophyte.
5. Megasporangium’ is equivalent to an ovule that has integuments, nucleus, and funiculus by which it is connected to the placenta.
6. Megasporangium, along with its protective coverings, the integuments are known as ovules.

Explanation for the incorrect options:

Option A:

1. During development, the ovule transforms into seeds and the ovary into fruit.
2. The wall of the ovary develops into the wall of fruit called pericarp.

Option B:

The embryo sac or female gametophyte is an oval structure present in the ovule of flowering plants.

Option C:

It is the central part of an ovule containing the embryo sac.

Final answer: Megasporangium is equivalent to Ovule.