Perisperm is remnant of :

Options

A. Integument
B. Nucellus
C. Embryo sac
D. Testa

Answer

To solve the question "Perisperm is remnant of:", we can follow these steps:

### Step 1: Understand the Definitions
- **Perisperm**: A tissue that provides nourishment to the developing embryo, which is derived from the nucellus.
- **Nucellus**: The central part of the ovule that contains the embryo sac and is involved in the development of the seed.

### Step 2: Analyze the Options
1. **Integuments**: These are layers that surround the ovule but do not contribute to the perisperm.
2. **Nucellus**: This is the correct option as perisperm is a remnant of the nucellus.
3. **Embryo sac**: This is the female gametophyte but is not directly related to the perisperm.
4. **Testa**: This is the seed coat and does not relate to the perisperm.

### Step 3: Identify the Correct Answer
From the analysis, the correct answer is **Nucellus**. Perisperm is indeed a remnant of the nucellus.

### Final Answer
**Perisperm is a remnant of Nucellus.**

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