The plant used as an alternative of cotton :-

Options

A. Sphagnum
B. Funnaria
C. Riccia
D. Andria

Answer

**Step-by-Step Solution:**

1. **Understanding the Question:** The question asks for a plant that can be used as an alternative to cotton. This means we are looking for a plant that has properties similar to cotton, particularly in terms of its use in textiles or absorbency.

2. **Analyzing the Options:** The options provided are:
- Sphagnum
- Funaria
- Riccia
- Andrea

3. **Researching Each Option:**
- **Sphagnum:** This is a type of moss that grows in bogs and is known for its ability to absorb water. It can hold up to 18 times its weight in water, making it useful in gardening and as an absorbent material.
- **Funaria:** This is another type of moss, but it is not commonly used as an alternative to cotton.
- **Riccia:** This is a liverwort and does not have significant use as a cotton alternative.
- **Andrea:** This is a genus of ferns and is not typically associated with cotton-like properties.

4. **Identifying the Correct Answer:** Based on the properties of the plants, Sphagnum is noted for its absorbent qualities and historical use as a substitute for absorbent cotton. Therefore, the correct answer is **Sphagnum**.

5. **Conclusion:** The plant used as an alternative to cotton is **Sphagnum**.

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