The act associated with protection of water and soil quality is

Options

A. environment protection act - 1986
B. air act - 1981
C. water act - 1974
D. national forest policy - 1988

Answer

To answer the question regarding the act associated with the protection of water and soil quality, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Purpose of the Acts**: We need to understand the primary focus of each act mentioned in the options provided. This will help us determine which act is specifically aimed at protecting water and soil quality.

2. **Review the Options**:
- **Option 1: Environment Protection Act 1986**: This act aims to reduce pollution in various forms, including water, air, soil, and noise pollution.
- **Option 2: Air Act**: This act is specifically focused on controlling air pollution.
- **Option 3: Water Act**: This act is dedicated to controlling water pollution.
- **Option 4: National Forest Policy**: This policy is concerned with forest cover and does not directly relate to water or soil quality.

3. **Analyze the Environment Protection Act 1986**: Since the Environment Protection Act encompasses measures for reducing pollution in multiple areas, including water and soil, it is relevant to our question.

4. **Conclusion**: After reviewing all the options, we can conclude that the act associated with the protection of water and soil quality is the **Environment Protection Act 1986**.

### Final Answer:
The act associated with the protection of water and soil quality is the **Environment Protection Act 1986**.

---