What are tusks ?How does an elephant make use of tusks for its survival ?

Explanation

### Step-by-Step Solution:

**Step 1: Definition of Tusks**
Tusks are elongated, continuously growing teeth that protrude from the upper jaw of elephants. They are essentially modified incisors and are primarily made of ivory.

**Step 2: Function of Tusks in Survival**
Elephants use their tusks for several important survival functions:

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