Acid Rain and It's Effects

Q.

The removal of the topmost layer of soil is called ____.

1. soil erosion

2. soil conservation

3. plowing

4. terracing

Q. The material which is not used for building an apartment is:

1. Tree bark
2. Steel
3. Cement
4. Glass

Q. Identify the type of shelter.

1. Tent
2. Apartment
3. Teepee
4. Barn

Q.

What is the cause for the colour change of the statue of liberty?

1. Soil pollution
2. Deforestation
3. Acid rain
4. Noise pollution

Q. The material which is not used for building an apartment is:

1. Straw
2. Cement
3. Steel
4. Glass