Safe and Drinking Water Multiple Choice Questions with Answers – 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