Name the term used for stored grains for emergency.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Context**: The question asks for a specific term related to stored grains that are kept for emergency situations. This implies that the grains are not just stored for regular use but specifically for times of need.

2. **Identifying the Term**: The term that is commonly used for grains stored for emergencies is "buffer stock." This term is used in agricultural and economic contexts to refer to a reserve of food grains that can be utilized during times of scarcity.

3. **Explanation of Buffer Stock**: Buffer stock is maintained to ensure food security. It is particularly important during seasons when crop yields may be affected by adverse conditions such as droughts or floods. For instance, if there is a failure of the monsoon, crops may not grow adequately, and the buffer stock can be used to meet the food requirements of the population.

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