Environmental I...

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

Which of these pollutants are responsible for photochemical smog formed in congested metropolitan cities?

A method to eradicate pests using the pest's natural predators or parasites, which is environmental friendly is termed as

The recent reports of acid rain in big industrial cities are due to the effect of atmospheric pollution by

What does high intake of fluoride mainly affect?

A sure indicator of air pollution is

Biological oxygen demand (BOD) is the amount of oxygen consumed by microbes to decompose organic matter. It is least in

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.

Which of the following are the immediate concerns regarding carbon cycle?

a. Output rate of carbon locked in deposits of coal, petroleum and natural gas
b. Green house effect caused by CO₂
c. Increase in CO₂ on Earth's atmosphere by 12 to 14%
d. Increase in CO₂ decreasing primary productivity
e. Increase in photorespiration

Which of the following is the correct match of environment-related disorder and its cause?