Select the incorrect match.

Options

A. Nematocyst `to` Sycon
B. Flame cells `to` Fasciola
C. Green gland `to` Prawn
D. Setae `to` Earthworm

Answer

To solve the question "Select the incorrect match," we will analyze each option provided and determine whether the matches are correct or incorrect.

### Step-by-Step Solution:

1. **Examine Option 1: Nematocyst**
- Nematocysts are specialized cells found in cnidarians (like jellyfish and corals) that are used for capturing prey and defense.
- **Conclusion**: This match is correct.

2. **Examine Option 2: Flame Cells**
- Flame cells are excretory structures found in flatworms (such as Fasciola, which is a liver fluke).
- They function similarly to kidneys, helping in the removal of waste materials.
- **Conclusion**: This match is correct.

3. **Examine Option 3: Green Glands**
- Green glands are excretory organs found in crustaceans (like crabs and lobsters).
- They are involved in the elimination of toxic substances and play a role in excretion.
- **Conclusion**: This match is incorrect as it is not associated with the correct organism.

4. **Examine Option 4: Setae**
- Setae are bristle-like structures found on earthworms.
- They aid in locomotion by anchoring the worm to the substrate.
- **Conclusion**: This match is correct.

### Final Conclusion:
After analyzing all options, the incorrect match is Option 3 (Green Glands), as they are not found in the organism mentioned (Fasciola).

### Answer:
The incorrect match is **Option 3: Green Glands**.

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