Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong
Pollen grain, Style, Stigma, Ovary, Ovule.

Explanation

To solve the question, we need to analyze the terms provided: Pollen grain, Style, Stigma, Ovary, and Ovule.

### Step-by-Step Solution:

1. **Identify the Terms**: The terms given are Pollen grain, Style, Stigma, Ovary, and Ovule.

2. **Understand Each Term**:
- **Pollen grain**: This is the male gametophyte, which is responsible for fertilization in plants.
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