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11th Class - Biology | Chapter: Biomolecules MCQs

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(A) Proteins
(B) Lipids
(C) Nucleic acids
(D) Carbohydrates
(A) Peptone
(B) Glycoprotein
(C) Chromoprotein
(D) Lipoprotein
(A) Cellulose
(B) Hemicellulose
(C) Peptidoglycan
(D) Glycogen
(A) Glycoprotein
(B) Haemoglobin
(C) Ferredoxin
(D) Cytochrome
(A) Potassium
(B) Sodium
(C) Calcium
(D) Iron
(A) Lipids
(B) Nucleic acids
(C) Proteins
(D) Polysaccharides
(A) WBC
(B) Bone cells
(C) Protein
(D) RBC
(A) Ketose hexose sugar
(B) Pyronose pentose sugar
(C) Aldose hexose sugar
(D) Furanose pentose sugar
(A) Fructose+Fructose
(B) Glucose+Fructose
(C) Glucose+Glucose
(D) Glucose+Galactose
(A) Glycogen, sucrose and maltose
(B) Maltose, lactose and sucrose
(C) Glycogen, glucose and sucrose
(D) Glycogen, cellulose and starch
(A) Proteins
(B) Fatty acids
(C) Volatile acid
(D) α < -keto acids
(A) Phosphate and nitrogen base
(B) Pentose sugar and phosphate
(C) Pentose sugar, phosphate and nitrogen base
(D) Pentose sugar and nitrogen base
(A) Fructose
(B) Glucose
(C) Sucrose
(D) Ribose
(A) Substrate binds with enzyme at its active site.
(B) Addition of lot of succinate does not reverse the inhibition of succinic dehydrogenase by malonate.
(C) A non-competitive inhibitor binds the enzyme at a site distinct from that which binds the substrate.
(D) Malonate is a competitive inhibitor of succinic dehydrogenase.
(A) Enhancing oxidative metabolism
(B) Being synthesised in the body of organisms
(C) Being proteinaceous
(D) Regulating metabolism
(A) enzymatic energy
(B) activation energy
(C) substrate energy
(D) initiation energy
(A) polysaccharide
(B) protein
(C) nucleic acid
(D) lipid
(A) DNA polymerase
(B) carbonic anhydrase
(C) carbonic dehydrogenase
(D) DNA ligase
(A) allosteric inhibition
(B) feedback inhibition
(C) uncompetitive inhibition
(D) competitive inhibition
(A) Fatty acids
(B) Chromosomes
(C) Amino acids
(D) Nucleus and ribosomes.
(A) Lipase
(B) Ptyalin
(C) Pepsin
(D) Trypsin.
(A) Coenzyme
(B) Holoenzyme
(C) Proenzyme
(D) Isoenzyme.
(A) Polyester
(B) Polysaccharide
(C) Polyamide
(D) Polyacid
(A) Fats
(B) Vitamins
(C) Carbohydrates
(D) Proteins
(A) Carbohydrates
(B) Proteins
(C) Lipids
(D) Mineral salts.
(A) Lipases
(B) Carbohydrates
(C) Amino acids
(D) CO2
(A) Cell wall
(B) Cell membrane
(C) Cell interior
(D) Tunicates.
(A) Galactose
(B) Glucose
(C) Sucrose
(D) Fructose
(A) Maltose
(B) Sucrose
(C) Glucose
(D) Fructose
(A) proteins
(B) Vitamins
(C) Fats
(D) Carbohydrates
(A) ionic bonds
(B) hydrogen
(C) Peptide bonds
(D) S-S linkage
(A) Lactose
(B) Glucose
(C) Maltose
(D) Sucrose
(A) Adenine and guanine
(B) Thymine and cytosine
(C) Adenine and thymine
(D) Uracil and thymine
(A) Lactose
(B) Maltose
(C) Sucrose
(D) Galactose
(A) Sucrose
(B) Fructose
(C) Maltose
(D) Glucose
(A) CO2
(B) Lipases
(C) Carbohydrates
(D) Amino acids
(A) Antibiotics
(B) Pigments making colours of flowers
(C) Hormones
(D) Pigments conferring colour to skin
(A) Adenine, Thymine – Purines
(B) Uracil, Cytosine – Pyrimidines
(C) Guanine, Adenine – Purines
(D) Thymine, Uracil – Pyrimidines
(A) Carbohydrates
(B) Lipids
(C) Proteins
(D) Polyphosphates
(A) L-amino acids only
(B) D-amino acids only
(C) Both L and D amino acids
(D) None of these
(A) Deaminated
(B) Non-essential
(C) Essential
(D) Proteinaceous
(A) Pentose sugar
(B) Nucleotide
(C) Phosphoric acid
(D) Nitrogen base
(A) Glycine
(B) Valine
(C) Arginine
(D) Collagen
(A) Glycine
(B) Threonine
(C) Proline
(D) Histidine
(A) ATP
(B) Glucose
(C) NADH
(D) Pyruvic acid
(A) Blood clotting
(B) Bone formation
(C) Muscle contraction
(D) All of these
(A) Proteins
(B) Bone cells
(C) Leucocytes
(D) Erythrocytes
(A) Lipid
(B) Protein
(C) Water
(D) Cellulose

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