Sensation of phototropism is perceived by

Options

A. Root tip
B. Shoot tip
C. Axillary bud
D. Node.

Answer

To answer the question "Sensation of phototropism is perceived by," we can follow these steps:

### Step-by-Step Solution:

1. **Understand Phototropism**: Phototropism is defined as the growth of a plant in response to light. When a plant bends towards light, it is exhibiting phototropism.

2. **Identify the Stimulus**: In phototropism, the stimulus is light. Plants can detect light direction, which influences their growth patterns.

3. **Recognize the Perceptive Regions**: The part of the plant that perceives the light stimulus is known as the perceptive region. In plants, this region is primarily located at the shoot tip.

4. **Determine the Correct Answer**: Among the options given (root tip, shoot tip, axillary bud, and knot), the shoot tip is the area that perceives the sensation of phototropism.

5. **Conclusion**: Therefore, the sensation of phototropism is perceived by the shoot tip.

### Final Answer:
The sensation of phototropism is perceived by the **shoot tip**.

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