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Question-1
Select the properties of polysaccharides.
(A)
Polymers of sugars
(B)
Bonds between sugar are glycosidic bonds.
(C)
Starch and glycogen are polysaccharides.
(D)
All polysaccharides are soluble in water.
Question-2
Milk sugar lactose is made up of:
(A)
Glucose and fructose
(B)
2 glucose molecules
(C)
2 fructose molecules
(D)
Glucose and galactose
Question-3
Hair is made up of the protein:
(A)
Keratin
(B)
Globin
(C)
Thyroxine
(D)
Fibroin
Question-4
Which of these is an organic alcohol having 3 carbon atoms?
(A)
Glycerol
(B)
Triglyceraldehyde
(C)
Triose
(D)
Acetic acid
Question-5
Which is NOT a feature of glucose?
(A)
Respiratory substrate
(B)
Our blood sugar
(C)
Disaccharide
(D)
Monomer molecules of the polymer, starch and cellulose
Question-6
The bond between two amino acids is:
(A)
Glycosidic bond
(B)
Hydrogen bond
(C)
Peptide bond
(D)
Disulphide bond
Question-7
Select the monosaccharide from this group.
(A)
Glucose
(B)
Glycogen
(C)
Starch
(D)
Cellulose
Question-8
Which releases more energy?
(A)
Steroids
(B)
Triglycerides
(C)
Carbohydrates
(D)
Proteins
Question-9
Select the polysaccharides present in plants.
(A)
Glycogen and starch
(B)
Starch and cellulose
(C)
Glucose and sucrose
(D)
Sucrose and starch
Question-10
Which statement is NOT true for a hydrolysis reaction?
(A)
'Hydro' means water and 'lysis' means splitting
(B)
Digestion involves hydrolysis
(C)
This reaction produces hydrogen and a hydrolysis group
(D)
All chemical reactions are hydrolysis reactions.
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Cambridge Advanced Grade 11
IGCSE
Practice in Related Chapters
The Molecules of Life
Regulations and Control
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Enzymes
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Cell Division
Photosynthesis And Plant Nutrition
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Reproduction in Animals
Ecology
Heterotrophic Nutrition
Gas Exchange
Evolution
Transport in Mammals
Transport in Plants
Respiration
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