List of top Biology Questions on Environmental Issues asked in AIPMT

Which of the following are most suitable indicators of SO pollution in the environment?
High value of BOD (Biochemical Oxygen Demand) indicates that
A scrubber in the exhaust of a chemical industrial plant removes
Eutrophication is often seen in
dB is a standard abbreviation used for the quantitative expression of
A renewable exhaustible natural resource is
Global agreement in specific control strategies to reduce the release of ozone depleting substances was adopted by
Chipko movement was launched for the protection of
Biochemical oxygen demand (BOD) in a river water
$DDT$ residues are rapidly passed through food chain causing biomagnification because $DDT$ is
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?
A lake near a village suffered heavy mortality of fishes within a few days. Which of the following statements could be the correct explanation for this? (i) Lots of urea and phosphate fertilisers were used in the crops in the nearby fields. (ii) The croplands of the village were fertilised fields rich in nitrate and phosphate. (iii) The lake water turned green and stinky. (iv) Phytoplankton populations in the lake declined initially thereby greatly reducing photosynthesis.
Photochemical smog pollution does not contain-
Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and municipal waste waters into natural surface waters is-
Which one of the following is not used for disinfection of drinking water ?
Fluoride pollution mainly affects
Which of the following is absent in polluted water:-
What is the intensity of sound in normal conversation?
Which of the following is pollution related disorder?
In 1984, Bhopal gas tragedy was caused due to leakage of
D.D.T.is
MAB stands for
Which of the following is the main factor of desertification?
Which one of the following gases contributes maximum to the 'green house effect' on the earth?
A disease caused by eating fish contaminated by industrial waste, containing mercury compounds, is called