Name the disease which resulted in numbness of body parts, vision and hearing problems and abnormal mental behaviour in Japan.

1. Corona Virus
2. Minamata
3. Encephalitis
4. Fluorosis

In Japan, pollution by heavy metal, cadmium, caused the disease called …………….. .

1. Itai-itai
2. Minamata
3. Encephalitis
4. Fluorosis

The Municipal Corporation of your city has banned all construction activities from 5 pm to 9 am. Why?

1. To enable people to sleep.
2. To reduce the noise produced by the activity.
3. To reduce the physiological effects of noise pollution.
4. All of the above.

Assertion (A): Birds avoid migrating to places where noise level is above 100 dB.

Reason (R): Doctors and scientists have now medically confirmed that noise disturbs living organisms.

1. Both A and R are true and R is the correct explanation of A.
2. Both A and R are true but R does not explain A.
3. A is true but R is false.
4. A is false but R is true.