Which is a degradable pollutant?
BOD is connected with:
Lead (Pb) is mainly considered:
Greenhouse effect is:
Examples of regional pollution are:
Water pollution is caused by:
Greenhouse effect is due to:
The high amount of E. coli in water in the indicator of:
What is the intensity of sound in normal conversation?
The result of ozone hole is:
Most hazardous metal pollutant of automobile exhaust is:
Ozone layer of upper atmosphere is being destroyed by:
The use DDT is banned now a days because it is:
Maximum greenhouse gas is released by which of the following country?
Pollution is not caused by:
Photochemical smog formed in congested metropolitan cities mainly consists of:
Pollution of SO2 destroy:
Which are the primary constituents of photochemical smog?
Ultraviolet rays of sunlight react and produce:
Which of the following gases contributes to global warming?
Green filler is used against which type of pollution?
Positive pollution of soil is due to:
5th June is celebrated as:
Effect of pollution is first marked on:
Loss of forests, urbanization, increasing pollution are all due to:
Biological Oxygen Demand (BOD) is a measure of:
Escherichia coli is used as an indicator organism to determine pollution of water with:
Besides dung, the weed that can be used in biogas production is:

BOD is the amount of oxygen:

A. Present in water
B. Utilized by organisms in water
C. Utilized by micro-organisms for decomposition
D. Demanded by the producers for the production of food

Correct Answer: Utilized by micro-organisms for decomposition ✔

Last Updated: May 23, 2024