1. What is pollution?
a. It is the excessive amount of greenhouse gases in the
b. It is a natural phenomenon in which the environment has to go atmosphere.
c. It is the environmental contamination with man-made waste.
d. It is the cleanliness of the environment.

2. What is nóise pollútion?
a. exçessíve sóund
b. cóntrólled sóund
c. totàl silence
d. sóft sóund

3. All of these are effects of noise pollution in our health except.
a. high blood pressure
b. hearing loss
c. anxiety
d. arthritis

4. How can you protect yourself from noise pollution?
a. cleaning your ears every day
b. listening to loud music
c. wearing ear plugs
d. dipping in the water.

5. Noise pollution can affect your physical and psychological health. Is the statement correct?
a. Yes
b. No
c. Maybe​