Smartindia Classroom
CONTENTS
English I
Economics
Computer Application
Physics
Chemistry
Biology
Mathematics
History & Civics
Geography
English II
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Question-1
In every decade Indian population gets increased by about
(A)
24%
(B)
25%
(C)
28%
(D)
26%
Question-2
The scientific study of various relationship of living things to each other and with their environment is called
(A)
Homology
(B)
Ecology
(C)
Cytology
(D)
Icthyology
Question-3
An ecosystem which can be easily damaged but can recover after some time if damaging effect stops will be having
(A)
High stability and high resilience
(B)
Low stability and low resilience
(C)
High stability and low resilience
(D)
Low stability and high resilience
Question-4
Basic inorganic elements and compounds include
(A)
soil
(B)
water
(C)
oxygen
(D)
All the above
Question-5
The most appropriate measure of a country's economic growth is its
(A)
Gross Domestic Product
(B)
Net Domestic Product
(C)
Net National Product
(D)
Per Capita Real Income
Question-6
Ozone layer of upper atmosphere is being destroyed by
(A)
Chlorofluorocarbon
(B)
Photochemical oxidants
(C)
Sulphur dioxide
(D)
Smog
Question-7
Which of the following is NOT the effect of modern agriculture?
(A)
Nitrate pollution
(B)
Eutrophication
(C)
Biomagnification
(D)
Ozone depletion
Question-8
Acacia arabica is
(A)
Hydrophyte
(B)
Mesophyte
(C)
Xerophyte
(D)
All the above
Question-9
Biotic components of Ecosystem includes:
(A)
Light
(B)
Autotrophs
(C)
Water
(D)
Wind
Question-10
Decomposition of domestic wastes under natural processes is called
(A)
Industrial pollution
(B)
Thermal pollution
(C)
Biodegradable pollution
(D)
Nonbiodegradable pollution
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Std 9
ICSE/ISC
Practice in Related Chapters
Consumer Awareness
Infrastructure of the Indian Economy
Basic Concepts of Economics
An Overview of Indian Economy
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