Safe and Drinking Water Multiple Choice Questions (MCQ) PDF Download

MCQ 1: Oil can be poison for

1. insect's life
2. aquatic life
3. animal's life
4. human life

MCQ 2: When algae grows on the surface of water, it prevents

1. access of bacteria in water
2. access of sunlight in water
3. growth of fungi
4. growth of ferns and mosses

MCQ 3: The poison gets more concentrated as it moves through

1. water
2. food chain
3. fish body
4. vascular bundles in aquatic plants

MCQ 4: Skin diseases, eye infections and diarrhea are the examples of

1. water borne diseases
2. water washed diseases
3. water related diseases
4. anti water diseases

MCQ 5: Fish in the ponds and lakes die because the algae

1. takes all the minerals from water
2. takes all the oxygen from water
3. prevents sunlight to enter water
4. prevent from respiring