In sponges digestion takes place in

Options

A. paragastric cavity
B. stomach
C. osculum
D. food vecuole

Answer

**Step-by-Step Solution:**

1. **Understanding Sponges**: Sponges are simple aquatic animals that belong to the phylum Porifera. They lack complex organs and systems, which is essential to note when considering where digestion occurs.

2. **Identifying the Options**: The question provides four options regarding where digestion occurs in sponges:
- A. Perigastric cavity
- B. Stomach
- C. Osculum
- D. Food vacuole

3. **Analyzing Each Option**:
- **Option A: Perigastric cavity**: This is the central cavity of sponges lined with collar cells (choanocytes). However, digestion does not occur here.
- **Option B: Stomach**: Sponges do not possess a stomach or any digestive system. They lack organized tissues and organs.
- **Option C: Osculum**: The osculum is the opening through which water exits the sponge. It does not play a role in digestion.
- **Option D: Food vacuole**: This is the correct answer. Food particles are taken up by choanocytes and then transferred to food vacuoles, where digestion occurs.

4. **Conclusion**: Based on the analysis, the correct answer to the question "In sponges digestion takes place in" is **D. Food vacuole**.

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