Which of the following is a cyclic and zero waste procedure?

What does the fertilizers and farm animal waste cause?

What can be construed to reduce water erosion?

What is the farming called in which there is less use of chemicals and lesser production of waste?

Which one of the following agro-chemical waste is sprayed on plants to increase their growth?

Which one of the following agro-chemical waste is added in the soil to increase the growth of plants?

Which kind of pollution is caused mainly due to agrochemical waste?

Which of the following is a method of solid waste disposal?

What can be made using bio-degradable waste?

Which one of the following is a component of hospital waste?

What does mining waste consist of?

Which of the following waste contributes heavily to environmental pollution?

Which of the following waste can be put into deep pits in the ground and be left for the natural breakdown?

In which three types can be the waste categorized?

What of the following was adopted as the substitute for open-burning dumping grounds?

What are wastes from homes, hospitals, offices, schools, stores, etc., that are collected and disposed of by the municipality called?

What is every material that goes to trash known as?

What happens to the concentration of DDT in each trophic level?

Which of the following is a primary treatment for water pollution?

What phenomenon occurs due to the accumulation of certain pollutants that increase in concentration along the food chain?

What is the reason for the reduction in dissolved oxygen?

What is the increased productivity of ponds and lakes due to excess nutrients called?

What happens when phosphorus, nitrates, and detergents in water lead to an acceleration in the growth of algae?

Which of the following is the test to the determine amount of oxygen needed to oxidize all pollution materials?

What do BOD and COD stand for?

Which of the following is the effect of high BOD?

What happens when the maximum amount of oxygen in the upstream of sewage discharge is utilized by microbes?

Who utilizes the maximum amount of oxygen in the upstream of sewage discharge?

How is the amount of biodegradable organic matter in sewage water estimated?

Which sewage contains biodegradable waste such as organic matter?

Which of the following are the colloidal materials present in domestic sewage?

Which materials are easily removed from the polluted water?

When the government of India did pass the Water (Prevention and Control of Pollution) Act?

Where are the catalytic converters fitted?

Why is CNG (Compressed Natural Gas) preferred over petrol?

What does CPCB stand for?

Which is the most widely used technique for removing particulate matter?

Which component of an electrostatic precipitator can remove gases like sulphur dioxide through a spray of water or lime?

Which industries release particulate air pollutants along with harmless gases, such as nitrogen, oxygen, etc.?

What is the impact of air pollution on plants?

On what does the harmful effect of pollution depend on?

Which act was passed to protect and improve the quality of our environment?

When did the Government of India pass the Environment Protection Act?

What is an undesirable change in physical, chemical, or biological characteristics of air, land, water, or soil due to the introduction of contaminants called?

What are the agents that bring about such an undesirable change (pollution) are called?

Which protocol was signed to control the emission of ozone-depleting substances?

Which of the following is an effect of the high dose of UV-B?

What does the continuous depletion of ozone lead to?

In which region is the depletion of ozone particularly marked?

Who enhances the degradation of ozone?