Question

1. Cutting of trees in a forest is called
2. The sound of which intensity is regarded as the safe noise level for a city?
3. Which disease is not caused by water pollution?
4. Earth Day is observed on
5. World Environment Day is observed on
6. World Wildlife Fund was founded in
7. Project Tiger was introduced in
8. The state with the highest percentage of forests is
9. Plants are green because of the presence of a pigment called
10. A major in-stream use of water is for
11. Air pollution is caused by
12. Vermicomposting is done by
13. The three primary soil macro nutrients are
14.An animal that can tolerate the heat of the desert is
15. Which problem is not created by noise pollution?
16.Which is known as “Sairandhri Vanam"?
17.In which state is the Machia Biological Park located?
18. Which is not a major source of groundwater contamination?​

Answer 1

Answer:

1. deforestation

2.The sound intensity which is regarded as the safe noise level for a city is 70 decibels. This 70 decibels hearing sound does not cause any discomfort in the ear. Hence it is regarded as the safe limit. Above 70 decibels the person might have ear discomfort which is hence not prescribed for the sound level.

3.heart attak

4.22 April

5. 5 जून

Answer 2

1. Deforestation
3. Chicken pox, influenza
4. April 22
5. June 5
11. Polluting air
14. Camel