CBSE
Multiple Choice QuestionsJoint Forest management Concept was introduced in India during
1970s
1980s
1990s
1990s
Increase in concentration of the toxicant at successive tropic levels is known as
biomagnification
biodeterioration
biotransformation
biotransformation
Acid rain is caused by increase in the atmospheric concentration of
Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers
ozone
ammonia
methane
methane
Kyoto Protocol was endorsed at
CoP-3
CoP-5
Cop-6
Cop-6
Which of the following statements is correct
Catalytic converter can separate particulate matter of diameter less than 2.5 micrometers.
Histones are acidic in nature that forms core for DNA packaging.
Lactobacillus is not present in dough used in idli formation.
Template with polarity 5' 3' has continuous DNA replication.
A river with an inflow of domestic sewage-rich in organic waste may result in
increased population of aquatic food web organism
an increased production of fish due to biodegradable nutrients
death of fish due to lack of oxygen
death of fish due to lack of oxygen
The air prevention and control of pollution Act came into force in
1975
1981
1985
1985
The UN conference of Parties on climate change in the year 2012 was held at
Durban
Doha
Lima
Lima
Global warming can be controlled by
Reducing deforestation, cutting down use of fossil fuel
Reducing reforestation, increasing the use of fossil fuel
Increasing deforestation, slowing down the growth of human population
Increasing deforestation, slowing down the growth of human population
