Question

Persistent nucellus in the seed is known as:

• A. Tegmen
• B. Chalaza
• C. Perisperm
• D. Hilum

Answer 1

The correct option is C

Perisperm

The correct option is C.

Explanation of the correct answer:

1. The nucellus is the mass of parenchymatous cells enclosed within the integuments of an ovule.
2. It is the storehouse of abundant food reserves.
3. The residual, persistent nucellus in the seed is called perisperm.
4. Black pepper and beet are examples of plants with perisperm.

Explanation of the incorrect options:

Option A:

Tegmen is the inner layer of the seed coat in a dicotyledonous seed.

Option B:

Chalaza is the basal part of the ovule.

Option D:

The hilum is the junction between the ovule and the funicle.

Final answer: Persistent nucellus in the seed is known as perisperm.