Placentation in pea, bean is :-

Options

A. Axile
B. Parietal
C. Marginal
D. Basal

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question is asking about the type of placentation found in pea and bean plants.

2. **Understand Placentation**: Placentation refers to the arrangement of ovules within the ovary of a flower. Different types of placentation include marginal, basal, axile, and parietal.

3. **Know the Family**: Both pea (Pisum sativum) and bean (Phaseolus) belong to the Fabaceae family (also known as Leguminosae).

4. **Determine the Type of Placentation**: In the Fabaceae family, the type of placentation is known as marginal placentation. In this type, the placenta develops along the junction of the two carpels.

5. **Characteristics of Marginal Placentation**:
- It occurs in a unilocular ovary, meaning there is a single locule (chamber).
- The ovules are attached to the wall of the ovary at the margin.

6. **Conclusion**: Therefore, the correct answer to the question regarding the type of placentation in pea and bean is "Marginal".

**Final Answer**: The placentation in pea and bean is Marginal.

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