The stomatal type of cereals which open only for a few hours during the day is

Options

A. Barley type
B. Potato type
C. Alfalfa type
D. Bean type

Answer

**Step-by-Step Solution:**

1. **Understanding Stomatal Types**: Stomata are small openings on the surface of leaves that allow for gas exchange. Different plants have different types of stomatal behavior based on their adaptation to environmental conditions.

2. **Identifying the Question**: The question asks for the type of stomata in cereals that open only for a few hours during the day.

3. **Reviewing the Options**: The options provided are:
- Barley type
- Potato type
- Alfalfa type
- Bean type

4. **Analyzing Each Option**:
- **Barley Type**: Stomata open for only a few hours during the day.
- **Potato Type**: Stomata remain open throughout the day and night.
- **Alfalfa Type**: Stomata remain open during the day and close at night.
- **Bean Type**: This type is not specifically defined in the context provided, but it generally refers to a type that may have different stomatal behavior.

5. **Conclusion**: Based on the analysis, the stomatal type of cereals that opens only for a few hours during the day is the **Barley type**.

**Final Answer**: Barley type.

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