State true or false. Deficiency of molybdenum causes whiptail disease of cauliflower

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks whether the statement "Deficiency of molybdenum causes whiptail disease of cauliflower" is true or false.

2. **Identifying Molybdenum's Role**: Molybdenum is a micronutrient essential for plants, required in very small amounts. It plays a crucial role in various physiological processes, including nitrogen fixation and enzyme function.

3. **Effects of Molybdenum Deficiency**: When there is a deficiency of molybdenum in plants, it can lead to specific diseases or symptoms. One of the known diseases caused by molybdenum deficiency is whiptail disease in cauliflower.

4. **Symptoms of Whiptail Disease**: The symptoms of whiptail disease include:
- Chlorosis of leaf margins (yellowing of the edges of leaves due to lack of chlorophyll).
- Whitening of leaves.
- Incomplete development of leaf blades.
- Deformity in the apical part of the plant.

5. **Conclusion**: Since molybdenum deficiency is indeed linked to whiptail disease in cauliflower, we can conclude that the statement is true.

**Final Answer**: True.

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