Maize or wheat grain is a

Options

A. seed
B. cypsela
C. single seeded fruit
D. an ovule

Answer

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks about the classification of maize or wheat grain. We need to identify whether it is a seed, fruit, or something else.

2. **Identifying the Structure**: Maize and wheat grains are not just seeds; they are actually parts of a fruit. Specifically, they are classified as dry indehiscent fruits.

3. **Defining Dry Indehiscent Fruits**: Indehiscent fruits are those that do not split open at maturity to release their seeds. In the case of maize and wheat, the fruit is tightly fused with the seed coat.

4. **Identifying the Type of Fruit**: Maize and wheat grains are classified as single-seeded fruits. This means that each grain contains one seed.

5. **Conclusion**: Therefore, maize or wheat grain is a single-seeded fruit, specifically a dry indehiscent fruit derived from a monocarpillary ovary.

### Final Answer:
Maize or wheat grain is a **single-seeded fruit**.

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