Environmental I...

Air pollution is:
i. 5th leading cause of deaths in Indian sub-continent.
ii. ranked among top 10 killers in the world.
iii. 7th most dangerous killer in south Asia.  

The expanded form of DDT is:

In normal adults, the enzyme which catalyses conversion of MHb into Hb is :

The noise level that can cause permanent impairment of hearing ability of human beings :

An amendment in Air (Prevention and control of Pollution) Act 1981 included a new pollutant named :

Match the following:  

The neurotoxic form of Mercury which can be directly absorbed by fishes :

Oil spills prevent oxygenation of water so they are :

That species which is found in highest concentration within a polluted water reservoir is called :

Which of the following is a WRONG matched pair?

Read the following statements:
i. Based on emission, there are point and diffusion sources of water pollution.
ii. Fertilisers are example of point sources of water pollution.
iii. Industrial discharge pipes are examples of diffusion sources of water pollution.

Low BOD will be characteristic feature of :

Which one of the following is a WRONG statement?

All are biofuels except:

Mass destruction of aquatic life will be caused by:

According to Central Pollution Control Board (CPCB), which particulate size in diameter (in micrometers) of the air pollutants is responsible for greatest harm to human health?

The biological amplification of DDT in the various trophic levels is known as

Spraying of DDT produces pollution of

A gas produced by paddy fields and involved in global warming is

Which one is MOST toxic?

DDT is a

As per U.S. greenhouse gas emissions report which of the following accounted for the second largest percentage of greenhouse gases?

Which of the following will be able to cope with greenhouse effect?

Earth is protected from ultra-violet radiations by means of

Ozone depletion shall cause higher incidence of