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Question-1
__________ form the solid component, are the soil and rocks on the earth's surface as well as below water.
(A)
Lithosphere
(B)
Hydrosphere
(C)
Stratosphere
(D)
None of these
Question-2
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
Question-3
The study of relationships between organisms and their environment is
(A)
Ecology
(B)
Zoology
(C)
Eco biology
(D)
Micro biology
Question-4
If the presence of any gas becomes a threat to health whether in higher or smaller amounts and if new gases are added to the atmosphere, it is called
(A)
Water pollution
(B)
Sound pollution
(C)
Air pollution
(D)
Land pollution
Question-5
Natural nutrient enrichment of streams and lakes is
(A)
Water pollution
(B)
Eutrophication
(C)
Air pollution
(D)
Land pollution
Question-6
The main cause for natural air pollution is
(A)
Vehicular emission
(B)
Volcanic eruption
(C)
Thermal power plants
(D)
Acid rain
Question-7
The atmosphere can be divided into layers based on
(A)
Gas composition
(B)
Air temperature
(C)
Air pressure
(D)
Amount of water vapor
Question-8
The atmosphere with the help of green house gases retain its temperature. This phenomenon is called
(A)
Ozone layer
(B)
Green house effect
(C)
Ozone depletion
(D)
Green house gases
Question-9
Which of the following is not as a consequence of global warming?
(A)
Rising sea level
(B)
Increasing agricultural productivity worldwide
(C)
Worsening health effects
(D)
Increased storm frequency and intensity
Question-10
Which of the following is not a primary contributor to the greenhouse effect?
(A)
Carbon dioxide
(B)
Carbon monoxide
(C)
Chlorofluorocarbons
(D)
Methane gas
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Std 10
Tamil Nadu (English Medium)
Practice in Related Chapters
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First World War A.D 1914- A.D 1918 League of Nations
Facism In Italy A.D 1922 - A.D 1945
Indian Economy After Independence
Social Transformation in Tamil Nadu
Role of Tamil Nadu in the Freedom Movement
Freedom Movement in India - Phase II Gandhian Era A.D 1920 - A. D 1947
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Second World War A.D 1939 - A.D 1945
India - Agriculture
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Remote Sensing
Social and Religious Reforms Movements in the 19th Centuary
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