Everyday Science misc (147) MCQs with Answers

People from an area near a factory are suffering from bronchitis, what can be the cause of it?

• A.Poor sanitation conditions
• B.Contaminated drinking water
• C.Excessive noise pollution
• D.Polluted air from factory

Past Paper MCQ

An undesirable change in the characteristics of air, water and land environment that is harmful to humans and living things is known as?

• A.Erosion
• B.Pollution
• C.Deforestation
• D.Acidification

How can biogas produced from biomass be used?

• A.For cooking and lighting
• B.As a fuel for engines
• C.Both a and b
• D.Only for heating water

With the increase in pond water temperature, the dissolved oxygen concentration will ?

• A.Increase
• B.Remain unchanged
• C.Decrease
• D.First increase then decrease

The environmental problems are generally classified into _ categories.

• A.2
• B.3
• C.4
• D.5

The largest source of pollution in the world is:

• A.Industrial emissions
• B.Sewage and garbage
• C.Vehicular exhaust
• D.Agricultural runoff

Past Paper MCQ

Waste from living things is called:

• A.Compost
• B.Biomass
• C.Humus
• D.Detritus

Past Paper MCQ

Which of the following are factors in wildfire management?

• A.Fuel reduction and controlled burns
• B.Weather monitoring and early detection systems
• C.Fire suppression strategies and community preparedness
• D.All of these

Past Paper MCQ

Sedimentation belongs to:

• A.Primary treatment
• B.Secondary treatment
• C.Tertiary treatment
• D.None of these

Past Paper MCQ

Which resources are non-renewable?

• A.Solar energy
• B.Wind energy
• C.Fossil fuels
• D.Tidal energy