The seeds which are affected by the presence of light at the time of germination are known as

Options

A. non photoblastic
B. photoblastic
C. light hard seeds
D. positively photoblastic

Answer

To solve the question about the seeds that are affected by the presence of light at the time of germination, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: The question asks about seeds that are influenced by light during germination. This indicates that the seeds have a specific response to light.

2. **Identify Key Terms**: The key terms in the question are "affected by the presence of light" and "germination." This suggests that we are looking for a term that describes seeds that require light for their germination process.

3. **Review Options**: The options given are:
- A) Non-photoblastic
- B) Photoblastic
- C) Light heart seeds
- D) Positively photoblastic

4. **Define Photoblastic Seeds**: Photoblastic seeds are those that require light for germination. This means they are positively photoblastic. They need light to trigger the germination process.

5. **Define Non-Photoblastic Seeds**: Non-photoblastic seeds do not require light for germination. They can germinate in the dark or light.

6. **Analyze the Options**: Since the question specifically asks for seeds that are affected by light, the correct choice must be related to seeds that require light for germination.

7. **Select the Correct Answer**: Based on the definitions, the seeds that are affected by the presence of light at the time of germination are known as **photoblastic seeds**. Therefore, the correct answer is option B) Photoblastic.

### Final Answer:
The seeds which are affected by the presence of light at the time of germination are known as **photoblastic seeds**.

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