Mainly food digestion in earthworm occurs in

Options

A. Gizzard
B. Pharynx
C. Buccal cavity
D. Stomach

Answer

**Step-by-Step Solution:**

1. **Understanding the Digestive System of Earthworms:**
- Earthworms have a specialized digestive system that includes various parts such as the mouth, pharynx, esophagus, crop, gizzard, and intestine.

2. **Identifying Key Organs:**
- The gizzard is responsible for grinding food particles.
- The pharynx acts as a food pipe, transporting food from the mouth to the stomach.
- The crop serves as a temporary storage area for food before it moves to the gizzard.

3. **Main Site of Digestion:**
- The stomach (or the intestine) is where the main digestion occurs. It is here that enzymes and digestive juices are secreted to break down food.

4. **Conclusion:**
- Therefore, the main site of food digestion in earthworms is the stomach.

**Final Answer:**
- Mainly food digestion in earthworms occurs in the stomach.

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