Cotyledon of maize grain is called:

Options

A. plumule
B. coleorhiza
C. coleoptile
D. scutellum

Answer

To answer the question regarding the cotyledon of maize grain, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Cotyledons**: Cotyledons are the first leaves that appear from a seed during germination. They play a crucial role in providing nutrients to the developing plant.

2. **Identifying Maize Grain**: Maize, also known as corn, is a cereal grain that has a specific structure in its seed.

3. **Reviewing the Options**: The question provides several options for the name of the cotyledon in maize:
- A. Plumule
- B. Colurhiza
- C. Coleoptyl
- D. Scutellum

4. **Analyzing Each Option**:
- **Plumule**: This refers to the shoot part of the embryo, not the cotyledon.
- **Colurhiza**: This is a protective structure for the root, not the cotyledon.
- **Coleoptyl**: This is a sheath that protects the shoot, again not the cotyledon.
- **Scutellum**: This is the correct term for the cotyledon of maize.

5. **Conclusion**: The cotyledon of maize grain is called the **Scutellum**.

### Final Answer:
The cotyledon of maize grain is called **Scutellum**.

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