A disease called "tea yellow" is caused due to the deficiency of …………………………………..

Explanation

**Step-by-Step Solution:**

1. **Identify the Disease**: The question mentions a disease called "tea yellow." This is a specific condition that affects tea plants.

2. **Understand the Cause**: The problem is related to nutrient deficiency. In plants, various diseases can be linked to the lack of essential minerals or nutrients.

3. **Research the Nutrient**: The video transcript indicates that the disease "tea yellow" is caused by a deficiency of nitrogen. Nitrogen is a crucial nutrient for plant growth, affecting chlorophyll production and overall plant health.

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