Name of two types of pores on the body of sponges. Give their function.

Explanation

### Step-by-Step Solution:

1. **Identify the Types of Pores**:
- The two types of pores found on the body of sponges are **Ostia** and **Osculum**.

2. **Define Ostia**:
- Ostia are minute pores that cover the body of the sponge. They allow water to enter the sponge.

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