How does the slimy substance help in movement of animals like earthworm and snail?

Explanation

**Step-by-Step Solution:**

1. **Understanding the Slimy Substance**: The slimy substance secreted by animals like earthworms and snails is a jelly-like material.

2. **Function of the Slimy Substance**: This jelly-like substance is slippery, which plays a crucial role in facilitating movement.

3. **Reduction of Friction**: The slippery nature of the substance helps to reduce friction between the animal's body and the surface they are moving on, such as soil or other surfaces.

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