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Which one of the following normally have...

Which one of the following normally have cross pollination but are adapted for self pollination

A

Wheat

B

Sunflower

C

China rose

D

Mustard

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question "Which one of the following normally has cross-pollination but is adapted for self-pollination?", we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Definitions**: - **Cross-Pollination**: This is the transfer of pollen from the anther of one flower to the stigma of another flower, usually of the same species. - **Self-Pollination**: This occurs when pollen from the anther of a flower fertilizes the stigma of the same flower or another flower on the same plant. 2. **Identify the Plant Characteristics**: - We need to identify a plant that primarily relies on cross-pollination but has adaptations that allow it to self-pollinate. 3. **Consider the Options**: - Without the specific options provided, we can analyze known plants that fit the criteria. One common example is the China rose (Hibiscus rosa-sinensis). 4. **Analyze the China Rose**: - The China rose typically exhibits cross-pollination due to its flower structure and the presence of pollinators. - However, it also has adaptations for self-pollination, such as: - **Clistogamy**: The ability to produce flowers that do not open, allowing self-pollination. - **Homogamy**: The presence of both male and female reproductive structures in the same flower, facilitating self-pollination. 5. **Conclusion**: - Based on the analysis, the China rose is a plant that normally has cross-pollination but is also adapted for self-pollination. Therefore, the correct answer to the question is the China rose. ### Final Answer: The correct answer is **China rose (Hibiscus rosa-sinensis)**.
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