Some pepo are bitter in taste due to

Options

A. Allyl sulphides
B. External effects
C. Tetracyclic triterpene
D. None of these

Answer

To answer the question "Some pepo are bitter in taste due to?", we can break down the solution into the following steps:

### Step-by-Step Solution:

1. **Understanding Pepo Fruits**:
- Pepo fruits are a type of berry with a hard outer rind and fleshy interior. They develop from a tricarpillary, syncarpous, unilocular, inferior ovary.

2. **Components of Pepo**:
- The outer layer of the pepo is called the epicarp, while the fleshy parts are made up of mesocarp and endocarp. Both mesocarp and endocarp are typically edible.

3. **Bitter Taste Phenomenon**:
- Certain pepo fruits can have a bitter taste. This bitterness is not due to the structure of the fruit itself but rather due to specific compounds that may be present.

4. **Identifying the Compounds**:
- The bitterness in some pepo fruits is attributed to the presence of certain chemical compounds known as tetracyclic triterpenes. These compounds can accumulate in the fruit and contribute to its bitter flavor.

5. **Examples of Bitter Pepo Fruits**:
- A common example of a pepo that can taste bitter is cucumber. The bitter taste is a result of the accumulation of tetracyclic triterpenes.

6. **Eliminating Incorrect Options**:
- The question may provide multiple-choice answers. It is important to eliminate incorrect options:
- Option 1: Allyl sulphide - Incorrect, as this compound is not responsible for the bitterness in pepo.
- Option 2: External effects - Incorrect, as external factors do not cause the bitterness.
- Option 4: Any other compound not mentioned - Incorrect if it does not relate to tetracyclic triterpenes.

7. **Conclusion**:
- The correct answer is that some pepo are bitter in taste due to the deposition of tetracyclic triterpenes.

### Final Answer:
Some pepo are bitter in taste due to tetracyclic triterpenes.

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