The phenomenon of concentrated toxic deposition at the higher trophic level is known as:

1. Biomagnification
2. Eutrophication
3. Bioaccumulation
4. Pollution

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

Which disease causes discolouring of dental enamel and black and brown stains on the teeth?

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.