Among the members of the list given below, how many plants have superior ovary ?
China rose , mustard brinjal , potato , guava, cucumber , onion and tulip

Options

A. Six
B. Three
C. Four
D. Five

Answer

To determine how many plants from the provided list have a superior ovary, we need to analyze each plant based on the characteristics of their flowers.

### Step-by-Step Solution:

1. **Understanding Superior Ovary**:
- A superior ovary is when the ovary is positioned above the other floral parts (calyx, corolla, and androsium). This is seen in hypogynous flowers.

2. **List of Plants**:
- The plants to analyze are: China rose, mustard, brinjal, potato, guava, cucumber, onion, and tulip.

3. **Analyzing Each Plant**:
- **China Rose**: Has a superior ovary.
- **Mustard**: Has a superior ovary.
- **Brinjal**: Has a superior ovary.
- **Potato**: Has a superior ovary.
- **Guava**: Has an inferior ovary.
- **Cucumber**: Has an inferior ovary.
- **Onion**: Has a superior ovary.
- **Tulip**: Has a superior ovary.

4. **Counting the Plants with Superior Ovary**:
- From the analysis, we find that the plants with a superior ovary are:
- China rose
- Mustard
- Brinjal
- Potato
- Onion
- Tulip
- This gives us a total of **6 plants** with a superior ovary.

5. **Conclusion**:
- The answer to the question is **A - 6**.