10th Standard CBSE Syllabus & Materials
10th Standard CBSE
CBSE 10th Social Science ECO - Globalisation and the Indian Economy - New Model Questions Papers Study Material - QB365 Set A
NEW10th Standard CBSE
CBSE 10th Social Science ECO - Money and Credit - New Model Questions Papers Study Material - QB365 Set A
NEW10th Standard CBSE
CBSE 10th Social Science ECO - Sectors of the Indian Economy - New Model Questions Papers Study Material - QB365 Set A
NEW10th Standard CBSE
CBSE 10th Social Science ECO - Development - New Model Questions Papers Study Material - QB365 Set A
NEW10th Standard CBSE
CBSE 10th Social Science PS - Outcomes of Democracy - New Model Questions Papers Study Material - QB365 Set A
NEW10th Standard CBSE
CBSE 10th Social Science PS - Gender, Religion and Caste - New Model Questions Papers Study Material - QB365 Set A

Published on: 26/05/2021
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Download CBSE Class 10th Standard CBSE Science question papers, sample papers, important questions, and previous year solved papers in PDF format. Get free study materials, NCERT solutions, and exam preparation resources for Class 10th Standard CBSE Science
Questions + Answers key
Take MCQ Science Test1.
Which is the ultimate source of energy?
Water
Sun
Uranium
Fossil fuels.
2.
In a hydro power plant
Potential energy possessed by stored water is converted into electricity.
Kinetic energy possessed by stored water in converted into potential energy.
Electricity is extracted form water.
Water is converted into steam to produce electricity.
3.
Fuel used in thermal power plant is
Water
Uranium
Biomass
Fossil fuels
4.
Acid rain happen because
Sun leads to heating of upper layer of atmosphere
Burning of fossil fuels release oxides of carbon, nitrogen and sulphur in the atmosphere.
Electrical charges a produced due to friction among clouds
Earth's atmosphere contains acids.
5.
Which of the following is a non-renewable source of energy
Wood
Sun
Fossil fuel
Wind
1.
(b)
Sun
2.
(a)
Potential energy possessed by stored water is converted into electricity.
3.
(d)
Fossil fuels
4.
(b)
Burning of fossil fuels release oxides of carbon, nitrogen and sulphur in the atmosphere.
5.
(c)
Fossil fuel
10th Standard CBSE Syllabus & Materials
10th Standard CBSE
CBSE 10th Social Science PS - Federalism - New Model Questions Papers Study Material - QB365 Set A
NEW10th Standard CBSE
CBSE 10th Social Science PS - Power Sharing - New Model Questions Papers Study Material - QB365 Set A
NEW10th Standard CBSE
CBSE 10th Social Science GEO - Manufacturing Industries - New Model Questions Papers Study Material - QB365 Set A
NEW10th Standard CBSE
CBSE 10th Social Science GEO - Minerals and Energy Resources - New Model Questions Papers Study Material - QB365 Set A
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