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Question-1
The bond between two amino acids is:
(A)
Glycosidic bond
(B)
Hydrogen bond
(C)
Peptide bond
(D)
Disulphide bond
Question-2
Which releases more energy?
(A)
Steroids
(B)
Triglycerides
(C)
Carbohydrates
(D)
Proteins
Question-3
Select the polysaccharides present in plants.
(A)
Glycogen and starch
(B)
Starch and cellulose
(C)
Glucose and sucrose
(D)
Sucrose and starch
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 true?
(A)
Blood and water have same viscosity
(B)
Water and ethanol have same viscosity
(C)
Water is less viscous than ethanol
(D)
Blood is less viscous than water
Question-6
The non protein part of haemoglobin which consists of four haem groups.
(A)
Alpha group
(B)
Carboxylic group
(C)
Amino group
(D)
Prosthetic group
Question-7
Latent heat of vaporisation in sweating and transpiration is gained from:
(A)
Water itself
(B)
Atmosphere
(C)
Body of organism itself
(D)
Energy source like sun
Question-8
A weak electrical attraction between a hydrogen in a molecule of water and an oxygen of another molecule of water is called as:
(A)
Hydrogen bond
(B)
Oxygen bond
(C)
Hydroxy bond
(D)
Water bond
Question-9
What is NOT true about glucose?
(A)
Main fuel of our body
(B)
Our blood sugar
(C)
Stored form of carbohydrate
(D)
Building blocks of larger carbohydrates
Question-10
The specific heat capacity of water is:
(A)
4.2 x 10
3
K
-1o
C
-1
(B)
2.4 x 10
3
K
-1o
C
-1
(C)
1.5 x 10
3
K
-1o
C
-1
(D)
4 x 10
3
K
-1o
C
-1
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Cambridge Advanced Grade 12
IGCSE
Practice in Related Chapters
Transport in Plants
Regulations and Control
DNA and Protein Synthesis
The Molecules of Life
Photosynthesis and Plant Nutrition
Enzymes
Genetics
Cell
Cell Division
Ecology
Animal Nutrition
Reproduction in Animals
Gas Exchange
Evolution
Transport in Mammals
Respiration
Heterotrophic Nutrition
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