acid bases and salts class 10 mcq
Spent cane is
1. Wash
2. Pressmud
3. Molasses
4. Bagasse
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Sugar-cane contains ……. of sucrose by weight
1. 5-10%
2. 10-20
3. 11-15%
4. 15-20%
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Sugar-cane grows to a height of …..
1. 5 metres
2. 3 to 5 metres
3. 10 metres
4. 6 to 8 metres
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Iodine forms a blue complex with
1. Starch
2. Glucose
3. Cellulose
4. Fructose
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Glucose gives silver mirror test with tollen's reagent It shows the presence of
1. Acidic group
2. Alcoholic group
3. Ketonic group
4. Aldehydic group
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Cellulose is a
1. protein
2. simple sugar
3. carbohydrate
4. all the above
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In the Iodine test in identifying Starch the Starch Solution turns into
1. Red
2. Green
3. Pink
4. Blue
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The colour of the precipitate formed when a reducing sugar is heated with Benedict's solution is
1. Brown
2. Red
3. Green
4. Blue
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Sucrose on hydrolysis gives rise to
1. glucose
2. fructose
3. both (1) and (2)
4. none of these
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Which of the following gives Tollen's test and Benedict's test?
1. glucose
2. fructose
3. sucrose
4. none of these
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