Some plants protect their parts by growing under the ground. This is called

Options

A. Geocarpy
B. Geophily
C. Geotropism
D. Geology

Answer

To answer the question regarding the term used for plants that protect their parts by growing underground, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks for a specific term that describes the behavior of some plants that grow their parts underground for protection.

2. **Identifying the Options**: The options provided are:
- A) Geocopy
- B) Geophily
- C) Geotropism
- D) Geology

3. **Analyzing Each Option**:
- **Geocopy**: This term is not commonly used in botanical contexts.
- **Geophily**: This term refers to the adaptation of plants to grow parts underground, which helps in protecting them from environmental factors.
- **Geotropism**: This term describes the growth response of a plant to gravity, not specifically related to protection by growing underground.
- **Geology**: This term refers to the study of the Earth and its structure, not related to plant behavior.

4. **Selecting the Correct Answer**: Based on the analysis, the correct term that describes the behavior of plants growing their parts underground for protection is **Geophily**.

5. **Conclusion**: Therefore, the answer to the question is **B) Geophily**.