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English I
Computer Application
Physics
Chemistry
Biology
Mathematics
History
Geography
Economics(optional)
Commercial Application
Civics
English II
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Question-1
The sum total of all living and non living components surronding the ecosystem is called
(A)
Ecology
(B)
Environment
(C)
Both a and b
(D)
Green house
Question-2
The atmosphere can be divided into layers based on
(A)
Gas composition
(B)
Air temperature
(C)
Air pressure
(D)
Amount of water vapor
Question-3
The atmosphere is
(A)
The layer in which weather occurs
(B)
The layer that contains the ozone layer
(C)
The layer of water in the oceans
(D)
The layer of gases that surrounds Earth
Question-4
The green house effect has pushed up the global temperature. This phenomenon is called
(A)
Ozone depletion
(B)
Green house effect
(C)
Global warming
(D)
Ozone layer
Question-5
What is the hottest layer in the atmosphere?
(A)
Stratosphere
(B)
Troposphere
(C)
Mesosphere
(D)
Thermosphere
Question-6
Acid rain is formed due to the contribution from the following pair of gases.
(A)
Methane and ozone
(B)
Oxygen and nitrous oxide
(C)
Methane and sulphur dioxide
(D)
Carbon dioxide and sulphur dioxide
Question-7
Which of the following is a prime health risk associated with greater UV radiation through the atmosphere due to depletion of stratospheric ozone?
(A)
Damage to digestive system
(B)
Increased liver cancer
(C)
Neurological disorder
(D)
Increased skin cancer
Question-8
The half of the surface of the Earth always receives
(A)
Conduction
(B)
Convection
(C)
Radiation
(D)
Isolation
Question-9
The most serious environmental effect posed by hazardous wastes is
(A)
Air pollution
(B)
Contamination of ground water
(C)
Increased use of land for landfills
(D)
Destruction of habitat
Question-10
What is the harm from the depletion of Earth's ozone layer.
(A)
The average temperature of earth's surface will increase gradually
(B)
The oxygen content of the atmosphere will decrease
(C)
Increase amount of ultra violet radiation will reach earth's surface
(D)
Sea levels will rise as the polar ice caps will gradually melt
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Std 10
ICSE/ISC
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