Hairs associated with cob of Maize are :

Options

A. A) Seed hairs
B. B) Modified hairs of bracts
C. C) Styles
D. D) Stigmas

Answer

To solve the question regarding the hairs associated with the cob of maize, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Structure of Maize**:
- Maize, commonly known as corn, has a structure known as the cob, which is the central core of the ear of corn.

2. **Identifying the Hairs**:
- The hairs that are associated with the cob of maize are often referred to as silk. These are long, thread-like structures that emerge from the ear of corn.

3. **Recognizing the Function**:
- The silk serves a crucial role in reproduction as it is the stigma of the female flower. Each silk corresponds to a potential kernel on the cob.

4. **Selecting the Correct Answer**:
- Among the options given (seed hair, modified hair, silk, and stigma), the correct term for the hairs associated with the cob of maize is "stigma."

5. **Final Answer**:
- Therefore, the correct answer to the question is **stigma** (Option D).