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I.A.T.V. EDUCATIONAL ACADEMY
UNIT TEST II ,CLASS XI , SUBJECT- BIOLOGY, MM-10
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Q.1 Which of the following is the simplest form of carbohydrates?
(a) Carboxyl groups
(b) Aldehyde and Ketone groups
(c) Alcohol and Carboxyl groups
(d) Hydroxyl groups and Hydrogen groups
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Q.2
Which of the following monosaccharides is the majority found in the human body?
a) D-type
(b) L-type
(c) LD-types
(d) None of the above
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Q.3
Which of the following is the most abundant biomolecule on the earth?
a) Lipids
(b) Proteins
(c) Carbohydrates
(d) Nucleic acids.
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Q.4
Which of the following is the general formula of Carbohydrates?
(a) (C4H2O)n
(b) (C6H2O)n
(c) (CH2O)n
(d) (C2H2O)n COOH
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Q.
5
Which of the following is a reducing sugar?
(a) Dihydroxyacetone
(b) Erythrulose
(c) Glucose
(d) All of the above
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Q.
6
Which of the following statements is true about proteins?
(a) Proteins are made up of amino acids.
(b) Proteins are essential for the development of skin, teeth and bones.
(c) Protein is the only nutrient that can build, repair and maintain body tissues.
(d) All of the above
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Q.
7
How many amino acids make up a protein?
a) 10
(b) 20
(c) 30
(d) 50
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Q. 8
What is a bond between amino acids called?
(a) Ionic bond
(b) Acidic bond
(c) Peptide bond
(d) Hydrogen bond
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Q.9 Which of the following food products are high in protein content?
a) Tofu and eggs
(b) Grains and legumes
(c) Milk and milk products
(d) All of the above
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Q. 10
Which of the following cell organelles is involved in the process of protein synthesis?
a) Vesicles
(b) Ribosomes
(c) Synchrotrons
(d) Mitochondria
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