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General Science 8th Class English Medium Online Test MCQs With Answers
Question # 1
A close circuit is the.
Choose an answer
Complete path of electric current
Incomlete path of electric current
Broken path of electric current
None of the above
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Question # 2
Baking soda, calcium carbonate, glycerin, fluorides are usually used for making.
Choose an answer
Soaps
Detergents
Tooth paste
Banaspati ghee
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Question # 3
Human nerous system consists of.
Choose an answer
CNS
PNS
Organ system
CNS and PNS
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Question # 4
In pea, there are chromosomes.
Choose an answer
14
16
20
48
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Question # 5
The colour of eyes in an organism is controlled by a.
Choose an answer
Egg
Zygote
Chromosomes
Gene pair
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Question # 6
Which of the following is not a biotechnology product.
Choose an answer
Insulin
Interferon
Beta endorphin
Quinine
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Question # 7
Half of the increase in atmospheric carbon dioxide concentrations in the last.............. years has occured since 1980
Choose an answer
100
200
300
400
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Question # 8
An element of group 17 of the Periodic Table.
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Cl
Ar
S
Si
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Question # 9
Sodium carbonate is an importnatsalt used for many purposes in indusies. Which acid is reacted with sodium hydroxide to get it.
Choose an answer
Oxalic acid
Citric acid
Acetic Acid
Carbonic acid
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Question # 10
In dilute HCl blue litmus turns.
Choose an answer
Orange
Yellow
Red
Pink
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Question # 11
The DNA molecule consists of ............ strands.
Choose an answer
Two
Three
Four
Five
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