The technical term for a single cotyledon in a Maize grain is:

Options

A. Coleoptile
B. Scutellum
C. Coleorhiza
D. Plumule

Explanation

To find the technical term for a single cotyledon in a maize grain, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Structure of Maize**:
- Maize (Zea mays) is classified as a monocotyledonous plant, which means it has one cotyledon.

2. **Identify the Cotyledon**:
- In maize, the single cotyledon is specifically referred to as the structure that plays a role in the seed's development and germination.

3. **Review the Options**:
- The options provided are:
- A) Choleoptile
- B) Scutellum
- C) Choleoriza
- D) Plumeule

4. **Define Each Option**:
- **Choleoptile**: This is the protective sheath covering the emerging shoot in monocots.
- **Scutellum**: This is the single cotyledon in maize, which serves as a storage organ and is involved in the digestion of endosperm during germination.
- **Choleoriza**: This refers to the protective sheath covering the root in monocots.
- **Plumeule**: This is the part of the embryo that develops into the shoot.

5. **Select the Correct Answer**:
- Based on the definitions, the correct term for the single cotyledon in a maize grain is **B) Scutellum**.

### Final Answer:
The technical term for a single cotyledon in a maize grain is **Scutellum**.

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