Discuss the mode of respiration in Pila.

Explanation

### Step-by-Step Solution:

1. **Introduction to Pila**:
- Pila, commonly known as a snail, belongs to the phylum Mollusca. It is an aquatic and terrestrial organism, which means it can live both in water and on land.

2. **Types of Respiration**:
- Pila exhibits two types of respiration depending on its habitat: aquatic respiration (in water) and terrestrial respiration (on land).

...