Replacing of plastic cups by the paper cups for selling tea on train is preferred because

Options

A. paper cups are more aesthetic
B. paper cups are more hygienic
C. paper cups are cheaper
D. paper cups are biodegradable and eco-friendly

Explanation

**Step-by-Step Solution:**

1. **Understanding the Problem:**
The question asks why paper cups are preferred over plastic cups for selling tea on trains.

2. **Identifying Key Characteristics:**
- **Aesthetic Appeal:** Paper cups often have a more pleasing appearance compared to plastic cups.
- **Hygiene:** Paper cups are generally considered more hygienic than plastic cups.
- **Cost:** Paper cups can be cheaper than plastic cups in some cases.
- **Biodegradability:** Paper cups are biodegradable, meaning they can decompose naturally without harming the environment.
- **Eco-friendliness:** Paper cups are more environmentally friendly compared to plastic cups.

3. **Understanding Waste Types:**
- **Biodegradable Waste:** This type of waste can be broken down by microorganisms. Examples include paper, kitchen waste, and vegetable scraps.
- **Non-biodegradable Waste:** This type of waste cannot be decomposed by living organisms and includes materials like plastic. Non-biodegradable waste accumulates in the environment and contributes to pollution.

4. **Conclusion:**
The primary reason for replacing plastic cups with paper cups is that paper cups are biodegradable and eco-friendly. They do not contribute to environmental pollution, unlike plastic cups which are non-biodegradable.

**Final Answer:**
Replacing plastic cups by paper cups for selling tea on trains is preferred because paper cups are biodegradable and eco-friendly, making them a better choice for the environment.

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