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Online Tests
Chemistry 10th Class English Medium Unit 13 Online Test MCQs With Answers
Question # 1
Which is the essential sugar found in milk?
Choose an answer
Maltose
Lactose
Galactose
Starch
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Question # 2
Which one of the following statements about glucose and sucrose is incorrect.
Choose an answer
Soluble in water
Naturally occuring.
Carbohydrates
Disaccharides
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Question # 3
How many percentage of protein is present in dry weight of animal?
Choose an answer
More then 20%
More then 30%
More then 40%
More then 50%
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Question # 4
Number of vitamins in vitamin B complex is.
Choose an answer
10
8
6
12
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Question # 5
Chemical formula of Stearic acid.
Choose an answer
C
15
H
31
COOH
C
17
H
35
COOH
C
15
H
37
COOH
None of them
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Question # 6
Methyl butanoate smell like.
Choose an answer
Apple
Mange
Lemon
Grapes
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Question # 7
Rickets disease is caused by the deficiency of.
Choose an answer
Vitamin D
Vitamin A
Vitamin E
Vitamin C
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Question # 8
Which one of the following are amorphous solids?
Choose an answer
Monosacchrides
Oligosaccharides
Polysaccharides
All of them
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Question # 9
Which is Pentahydroxy aldehydes of the following?
Choose an answer
Starch
Glucose
Fructose
Sucrose
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Question # 10
Ethyl butanoate smells like.
Choose an answer
Apple
Pine apple
Lemon
Melon
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Question # 11
Denaturing of protein is caused by.
Choose an answer
Heating
Changing pH
Both of them
None of these
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Question # 12
DNA was discovered by
Choose an answer
J .Watson
Funk
Robert brown
Hopkins
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Question # 13
Oils and fats are esters of large chain fatty acids with.
Choose an answer
Glycogen
Glucose
Starch
Glycerol
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