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.

A sure indicator of air pollution is 

Term acid rain was coined for the first time by 

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) Act1981 included a new pollutant named :

Smog which doesn’t contain any secondary pollutants is

Match the following:

Pollutant

a) nitrogen oxides

b) fluorides

c) PCBs

d) Chlorofluorocarbons

Source

i) jet aeroplane emissions

ii) coal burning

iii) lightening

iv) burning plastics

Read the following statements:

i. carbondioxide is a qualitative pollutant.

ii. carbondioxide is already present in environment and is termed as pollutant when it’s concentration increases in the environment:

Which of the following is a line source of air pollution?