Run off from Land Multiple Choice Questions (MCQ) PDF Download

MCQ : Algal bloom' is a massive growth of unicellular algae in the;

1. Rain
2. Industries
3. Sea
4. water

MCQ 1: After dying out of algae, the remaining biomass is mineralized by;

1. Bacteria
2. Insects
3. Planktons
4. microrganisms

MCQ 2: The influx of nutrients, causing severe distortion to the balance of ecosystem, termed as:

1. Desertification
2. Urbanization
3. Deforestation
4. All of above

MCQ 3: The rising level of nitrogen and phosphorous in the water, causing;

1. Acidification
2. Algal bloom
3. Climate change
4. distortion

MCQ 4: The urban and industrial run off, containing large amount of;

1. Nitrogen and Phosphorous
2. Oxygen and carbon
3. Metals and non Metals
4. Organic and Inorganic waste