Select the correct association:
Oxidation-Loss of an electron
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Oxidation – gain of an electron
Reduction – gain of a neutron
Reduction – loss of a neutron
Category: General Science & Ability MCQs
Human population growth is greatest in developing countries because:
Human population growth is greatest in developing countries because:
The birth rate is high in developing countries
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The death rate is high in developing countries.
Much of the population has already reached the child bearing age.
Most of the world’s population lives in industrialized countries.
Radioactive isotope of Uranium used in Nuclear Bomb is:
Radioactive isotope of Uranium used in Nuclear Bomb is:
92 U 238
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92 U 233
92 U 234
92 U 235
Which woody raw material is used for the manufacture of paper pulp?
Which woody raw material is used for the manufacture of paper pulp?
Poplar
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Cotton
Bagasse
Rice straw
Rectified spirit contains alcohol about:
Rectified spirit contains alcohol about:
0.95
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0.8
0.7
0.85
Which of the following elements is not present abundantly in earth’s crust?
Which of the following elements is not present abundantly in earth’s crust?
Radium
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Silicon
Aluminum
Carbon
The famous book; Al – Qanoun was written by the Muslim scientist:
The famous book; Al – Qanoun was written by the Muslim scientist:
Abu Ali Sina
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Zakariya Al – Razi
Jabar bin Hayyan
Abdul Qasim Majreeti
Basic metals can be converted into gold by:
Basic metals can be converted into gold by:
Artificial nuclear radioactivity
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Beating
Heating
Chemical reaction
A light year is a unit of:
A light year is a unit of:
Length
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Time
Energy
Mass
One of the main functions of the earth’s ozone layer is to:
One of the main functions of the earth’s ozone layer is to:
Absorb pollution
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Prevent global warming
Filter out ultraviolet rays
All Options are Correct