Air pollution level is considered to be moderate if Air Quality index between:

_______ gases trap heat in the atmosphere which makes the Earth warmer, causing global warming.

Which one of the following is most environment friendly fuel?

Which is not social pollution from the following?

What type of pollution causes various diseases related to the respiratory system?

What does SPM in the environment mean?

Which of the following is NOT a cause of air pollution?

Which one of the following is/are the adverse effect of acid rain:

A. Leads to ozone depletion
B. Reduction in productivity of land
C. inhibit trees ability to reproduce
D. helps in the photosynthesis process

The increased concentration of suspended solids in water and their accumulation on bottoms where they are undesirable, creates what kind of water pollution?

Which of the following is not a consequence of water pollution in India?

The presence of any solid, liquid or gaseous substance that tends to pollute the environment is called ________________.

Which of the following leads to global warming?

Choose the correct group of greenhouse gases.

A CNG (Compressed Natural Gas) vehicle is considered more environmentally friendly than a petrol vehicle because it primarily emits:

The presence of high levels of pollutants causes reduced visibility, especially during cold weather when water from the air also condenses. This is known as _________.

Which of the following gas has highest contribution in global warming ?

Which one of the following is/are the adverse effect of acid rain?

A. Leads to ozone depletion
B. Reduction in productivity of land
C. Inhibit trees ability to reproduce
D. Helps in the photosynthesis process

Identify a way to reduce the pollution caused due to burning of fossil fuels.

Which of the following is NOT a cause of air pollution?

What is mainly responsible for the increase in the greenhouse effect?

Which of the following is a naturally occurring source of air pollution?

_______ gases trap heat in the atmosphere which makes the Earth warmer, causing global warming.

Which among the following is not a reason for the sudden increase in AQI in the Delhi NCR region?

Which of the following chemicals/gases is/are responsible for causing the greenhouse effect?

How does air pollution affect living organism?

1. Sulphur dioxide irritates the respiratory tissues. 

2. Nitrogen oxides, especially NO₂ , can irritate the lungs. 

3. Suspended particles in the air aggravate our respiratory tract, leading to bronchitis and asthama.

4. Many volatile organic compounds and toxic particulates can cause mutations, reproductive problems or cancer.

Select the correct answer using the codes given below. 

The presence of high levels of pollutants causes reduced visibility, especially during cold weather when water from the air also condenses. This is known as _________.

Which one of the following is/are the adverse effect of acid rain?

A. Leads to ozone depletion
B. Reduction in productivity of land
C. Inhibit trees ability to reproduce
D. Helps in the photosynthesis process

Acid rain is caused by the chemical reaction that begins when compounds like sulphur dioxides and ______ are released into the air.

What is the primary pollutant emitted by two-stroke engines?

By saying, ‘This really puts the Indo-Gangetic valley in a unique spot’ the writer refers to the fact that-

Which type of fuel is primarily used in heavy-duty commercial vehicles?

The notable fact about pollution in Oct to Nov is that ______

Choose the correct sequence in which events take place -

Dust storms in Delhi are a cause of concern as they-

Which one of the following is/are the adverse effect of acid rain?

A. Leads to ozone depletion
B. Reduction in productivity of land
C. Inhibit trees ability to reproduce
D. Helps in the photosynthesis process

Which emission affects both lungs and heart over time?

Which gas from vehicle exhaust causes the most acid rain when mixed with water vapour?

Which pollutant causes smog and respiratory problems?

Which emission from vehicles causes suffocation in confined spaces?

Which pollutant triggers respiratory problems and eye irritation in cities?

 

Which pollutant from vehicles combines with moisture to form nitric acid?

 

Which type of emission from petrol engines contributes heavily to smog?

Which pollutant is mainly responsible for global warming?

Which pollutant reacts in sunlight to cause ‘photochemical smog’?

Which pollutant from petrol engines can damage the nervous system?

Which gas causes engine knocking if fuel octane is too low?

Which emission from vehicles causes the greenhouse effect and is odorless?
 

Which pollutant causes health issues even at very low concentrations?

Which fuel burns most cleanly in terms of particulate emissions?
 

Which vehicle emission causes acid rain and respiratory illness?