Virus free plant can be obtained through :-

Options

A. Grafting
B. Callus culture
C. Shoot tip culture
D. Suspension culture

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks how we can obtain virus-free plants. This requires knowledge of plant tissue culture techniques.

2. **Identifying the Technique**: One of the most effective methods for obtaining virus-free plants is through a technique called "shoot tip culture."

3. **Reasoning Behind Shoot Tip Culture**:
- Shoot tip culture is used because the shoot tips of plants are generally less contaminated with viruses compared to other parts of the plant.
- The shoot tips contain newly generated cells that are healthier and less likely to carry viral infections.

4. **Advantages of Shoot Tip Culture**:
- It allows for the production of disease-free plants without causing any genetic changes.
- It is efficient for cultivation and differentiation under in vitro conditions.

5. **Conclusion**: Therefore, the correct answer to the question is that virus-free plants can be obtained through shoot tip culture.

**Final Answer**: Virus-free plants can be obtained through shoot tip culture.

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