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10th Class Chemistry English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Photosynthesis process produces.
Choose an answer
Starch
Cellulose
Sucrose
Glucose
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Question # 2
Which one is not the fraction of residual oil?
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Paraffin wax
Asphalt
Fuel oil
Coke
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Question # 3
The reaction will attain the equilibrium if:
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Qc<Kc
Qc > Kc
Qc = Kc
Qc = 0
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Question # 4
When a reaction ceases to proceed further , it is called.
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Chemical states
Static state
Physical state
Dynamic equilibrium state
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Question # 5
Coal is blackish complex mixture of compounds of
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Carbon
Hydrogen
oxygen
All
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Question # 6
Rapid growth of algae in water bodies is because of detergent having.
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Carbonate salts.
Sulphonic acid salts.
Sulphate salts.
Phosphate salts.
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Question # 7
Sodium zeolite is resin of:
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NaAl(SiO
3
)
2
KAl(SiO
3
)
2
LiAl(SiO
3
)
2
RbAl(SiO
3
)
2
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Question # 8
Infrared radiations emitted by the Earth are absorbed by.
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CO
2
and H
2
O
N
2
and O
2
CO
2
and N
2
O
2
and CO
2
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Question # 9
pH of acid rain is:
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7-5
6-7
1-2
4-5
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Question # 10
The envelope of different gases around the earth is called.
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Atmosphere
Brosphere
Lithosphere
Hydrosphere
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Question # 11
Gypsum in water is.
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Sparingly soluble
Insoluble
Highly soluble
None of them
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Question # 12
A reverse reaction is that.
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Which proceed from left to high
In which reactants reacts to form products
Which slow down gradually
Which speed up gradually
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Question # 13
Which is disaccharide?
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Glucose
Fructose
Sucrose
Starch
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