Environmental Issues Questions

Which one of the following pairs of gases are the major cause of "Greenhouse Effect"?

Eutrophication is often seen in:

Which one of the following statements is wrong in case of Bhopal tragedy?

Acid rain is caused by increase in the atmospheric concentration of:

In an area where DDT had been used extensively, the population of birds declined significantly because:

Which one of the following is a WRONG statement?

Global warming can be controlled by:

The zone of atmosphere in which the ozone layer is present is called:

A scrubber in the exhaust of a chemical industrial plant removes:

Eutrophication of water bodies leading to killing of fishes is mainly due to non-availability of:

The highest DDT concentration in aquatic food chain shall occur in:

Increase in concentration of the toxicant at successive trophic levels is known as:

Which the following are most suitable indicator of ${\text{SO}}_2$ pollution in the environment?

The UN conference of Parties on climate change in the year 2012 was held at:

A river with an inflow of domestic sewage rich in organic waste may result in:

Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers:

Joint Forest Management Concept was introduced in India during:

Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receiving effluents from:

A lake which is rich in organic waste may result in:

The 'blue baby' syndrome results from:

A global agreement in specific control strategies to reduce the release of ozone depleting substances was adopted by:

Montreal protocol which calls for appropriate action to protect the ozone layer from human activities was passed in the year:

Photochemical smog pollution does not contain:

Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and municipal wastewater into natural surface water is

In which one of the following the BOD (Biochemical Oxygen Demand) of sewage (S), distillery effluent (DE), paper mill effluent (PE) and sugar mill effluent (SE) have been arranged in ascending order?

In a coal fired power plant electrostatic precipitators are installed to control emission of:

Which of the following correctly represents the percentage contribution of greenhouse gases to total global warming?

According to the $\text{CPCB}$, which particulate size (in diameter) is responsible for the greatest harm to human health?

A lake near a village suffered heavy fish mortality. What were the two main causes?(a) High urea and phosphate fertilizer runoff from nearby crops.(b) Area was sprayed with $\text{DDT}$.(c) The lake water turned green and stinky.(d) Phytoplankton population declined initially.

Measuring Biochemical Oxygen Demand (BOD) is a method used for:

Biochemical Oxygen Demand ($\text{BOD}$) in a river water:

Montreal Protocol aims at:

DDT residues are rapidly passed through the food chain causing biomagnification because DDT is:

Chipko movement was launched for the protection of:

The two gases making the highest relative contribution to the greenhouse gases are:

$\text{dB}$ is a standard abbreviation used for the quantitative expression of:

"Good ozone" is found in the: