A single-seeded, dry, non-dehiscent fruit in which pericarp is united with seed is known as

Options

A. Caryopsis
B. Cypsela
C. Achene
D. Loment

Answer

To solve the question regarding the type of fruit described, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Terms**:
- The question describes a "single-seeded, dry, non-dehiscent fruit."
- "Single-seeded" means the fruit contains only one seed.
- "Dry" indicates that the fruit does not have a fleshy pericarp (the outer layer of the fruit).
- "Non-dehiscent" means that the fruit does not split open at maturity to release its seed.

2. **Identify the Options**:
- The options provided are Caryopsis, Crypsilla, Acanthi, and Lomate.

3. **Analyze the Options**:
- **Caryopsis**: This is a type of fruit where the pericarp (the fruit wall) is fused with the seed coat, making it a single-seeded, dry, and non-dehiscent fruit. Common examples include grains like wheat and rice.
- **Crypsilla**: Not a recognized term in this context.
- **Acanthi**: Not a recognized term in this context.
- **Lomate**: Not a recognized term in this context.

4. **Conclusion**:
- Based on the definitions and characteristics, the correct answer is **Caryopsis**. It fits all the criteria of being a single-seeded, dry, and non-dehiscent fruit where the pericarp is united with the seed.

### Final Answer:
The correct answer is **Caryopsis**.