Acid Rain and Taj mahal — task. Science CBSE, Class 8.

PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

Book Free Demo

Multiple Choice Questions

1. You have installed a new marble idol in front of your house. Lately, you have noticed that the marble idol is changing colour. What could be the reason behind the change in colour?

The marble changed colour because of chemical reaction caused by the sun.
The marble changed colour because of chemical reaction caused by the sun.
The marble changed colour because of air pollutants in the atmosphere which gets mixed with rain causing acid rain which corrodes the marble.
The marble changed colour because of soil pollution.

2. What are the major factors which have caused "Marble Cancer" of the Taj Mahal?

The marble changed colour because of contamination of soil.
The marble changed colour because of the climatic change.
It is because of a phenomenon called marble cancer which is caused by acid rain.
The marble cancer is because of ultra violet rays from the sun.

Previous exercise

Exit to the topic

Next exercise

Send feedback

Did you find an error?

Send it to us!

3. Acid Rain and Taj mahal

Exercise condition: