Little leaf is deficiency symptom of

Options

A. Zn
B. Mn
C. Fe
D. B

Answer

**Step-by-Step Solution:**

1. **Understanding the Question:** The question asks for the mineral deficiency that causes the symptom known as "little leaf." This symptom is characterized by a reduction in leaf size.

2. **Identifying the Options:** The options provided are:
- A) Zinc
- B) Manganese
- C) Iron
- D) Boron

3. **Analyzing Each Option:**
- **Option A: Zinc** - Zinc deficiency is known to cause the little leaf syndrome, particularly in plants like sweet potato. This condition is also referred to as "witch broom."
- **Option B: Manganese** - Manganese deficiency leads to symptoms like interveinal chlorosis (yellowing between the veins) and stunted growth, but it does not specifically cause little leaf.
- **Option C: Iron** - Iron deficiency also results in interveinal chlorosis and can lead to yellowing of the leaves, but again, it does not cause little leaf.
- **Option D: Boron** - Boron is essential for cell growth and affects the shoot and root tips, leading to stunted growth, but it does not specifically cause little leaf.

4. **Conclusion:** Based on the analysis, the mineral responsible for the little leaf deficiency is **Zinc** (Option A).

**Final Answer:** Little leaf is a deficiency symptom of **Zinc**.

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