Smartindia Classroom
CONTENTS
English I
Computer Application
Physics
Chemistry
Biology
Mathematics
History
Geography
Economics(optional)
Commercial Application
Civics
English II
Back to home
Start Practice
Question-1
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-2
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-3
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-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
The half of the surface of the Earth always receives
(A)
Conduction
(B)
Convection
(C)
Radiation
(D)
Isolation
Question-6
The part of the earth where living organisms live.
(A)
Lithosphere
(B)
Biosphere
(C)
Hydrosphere
(D)
None of these
Question-7
_________ 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-8
A natural phenomenon that becomes harmful due to pollution is
(A)
Global warming
(B)
Ecological balance
(C)
Green house effect
(D)
Desertification
Question-9
What is the hottest layer in the atmosphere?
(A)
Stratosphere
(B)
Troposphere
(C)
Mesosphere
(D)
Thermosphere
Question-10
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
Your Score 0/10
Click
here
to see your answersheet and detailed track records.
Std 10
ICSE/ISC
Practice in Related Chapters
Marketing Mix 4 P's
Markets and Marketing
Advertising and Brand Promotion
Generally Accepted Accounting Principles (GAAP)
Financial Accounting and Reporting
Banking and Bank Transactions
Recruitment, Selection and Training
Fundamental Concepts of Cost
Sales and Selling Process
Importance of Human Resources and Public Relations
Issues of the Environment
Powered By
