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10th Class Chemistry English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
On hydrolysis sucrose produces one unit of glucose and one unit of.
Choose an answer
Fructose
Starch
Cellulose
None of them
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Question # 2
A pollutant is a waste material that pollutes.
Choose an answer
Air
Water
Soil
All of them
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Question # 3
How many percentage blister copper is pure?
Choose an answer
95%
75%
98%
100%
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Question # 4
Incinerator reduces solid waste into .
Choose an answer
Ash
Flue gas
Heat
All of them
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Question # 5
The most important oligosaccharide is:
Choose an answer
Sucrose
Glucose
Fractose
Maltose
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Question # 6
The example of heterocyclic compound is.
Choose an answer
Benzene
Hexane
Cyclohexane
Pyridine
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Question # 7
The major components of Atmosphere are:
Choose an answer
Carbon and Nitrogen
Nitrogen and Oxygen
Oxygen and Chlorine
None of these
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Question # 8
soap is the sodium salt of long chain.
Choose an answer
Amino acids
Fatty acids
Nucleotides
None of them
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Question # 9
Building block of lipids are.
Choose an answer
Fatty acids
Carboxylic acids
Mineral acids
Alcohols
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Question # 10
The gas use by plants to perform photosynthesis.
Choose an answer
O
2
CO
2
N
2
CO
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Question # 11
Which one of the following is not air pollutants?
Choose an answer
N
2
CO
NO
2
O
2
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Question # 12
Natural gas contains.
Choose an answer
Methane
Ethane
Propane
All
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Question # 13
How many % age of urea is used as fertilizers?
Choose an answer
80%
90%
95%
98%
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