Drosera catches insects by means of

Options

A. pitcher
B. adhesive pads
C. bladder
D. tentacles secreting shining liquid

Answer

**Step-by-Step Solution:**

1. **Understanding the Plant**: Drosera, commonly known as sundew, is a genus of carnivorous plants that are known for their ability to catch and digest insects.

2. **Identifying the Mechanism**: The question asks how Drosera catches insects. It is important to analyze the options provided:
- **Option 1: Pitcher** - This mechanism is used by plants like Nepenthes, not Drosera.
- **Option 2: Adhesive pads** - While some plants may have adhesive features, this is not the primary method for Drosera.
- **Option 3: Bladder** - This refers to another type of carnivorous plant, such as Utricularia, which uses bladders to trap prey.
- **Option 4: Tentacles secreting shiny liquids** - This is characteristic of Drosera, where the tentacles are covered with glandular cells that secrete a sticky substance.

3. **Conclusion**: Based on the analysis, the correct answer is that Drosera catches insects by means of tentacles secreting shiny liquids.

**Final Answer**: Drosera catches insects by means of tentacles secreting shiny liquids.

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