How many pairs of salivary glands are present in human?

Explanation

**Step-by-Step Solution:**

1. **Understanding Salivary Glands**: Salivary glands are specialized glands in the human body that produce saliva, which plays a crucial role in digestion and oral health.

2. **Identifying the Number of Pairs**: The question specifically asks for the number of pairs of salivary glands present in humans.

3. **Listing the Types of Salivary Glands**: There are three main types of salivary glands in humans:
- **Parotid Glands**: These are the largest salivary glands located in front of the ears. They secrete saliva into the mouth via the parotid duct, which is near the upper second molar.
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