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Q. No.Lysine is an essential amino acid because
1. It is very rare
2. It has a high nutritive value
3. It is an important constituent of all proteins
4. It is not formed in the body and has to be provided through diet
Subtopic: Amino Acids |
83%
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In which of the following energy is released?
1. Conversion of glucose into pyruvate
2. Formation of proteins from amino acids
3. Conversion of glucose into lactic acid
4. Both (1) & (3)
1. Conversion of glucose into pyruvate
2. Formation of proteins from amino acids
3. Conversion of glucose into lactic acid
4. Both (1) & (3)
Subtopic: DYNAMIC STATE OF BODY CONSTITUENTS – CONCEPT OF METABOLISM (OLD NCERT) |
80%
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Adenosine Triphosphate (ATP) liberates high energy by the breakdown of
1. Glycosidic bond
2. Hydrogen bond
3. Phosphate bond
4. Both (1) & (3)
1. Glycosidic bond
2. Hydrogen bond
3. Phosphate bond
4. Both (1) & (3)
Subtopic: DYNAMIC STATE OF BODY CONSTITUENTS – CONCEPT OF METABOLISM (OLD NCERT) |
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Which of the following are basic amino acids?
1. Glycine and Alanine
2. Lysine and Arginine
3. Glutamic acid and Aspartic acid
4. Histidine and Proline
1. Glycine and Alanine
2. Lysine and Arginine
3. Glutamic acid and Aspartic acid
4. Histidine and Proline
Subtopic: Amino Acids |
90%
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One of the following amino acid or structure that does not contain sulphur is
1. Tryptophan
2. Methionine
3. Cystine
4. Cysteine
1. Tryptophan
2. Methionine
3. Cystine
4. Cysteine
Subtopic: Amino Acids |
66%
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Which of the following statements is correct ?
1. Biocatalysts accelerate the rate of a given metabolic reaction
2. Biocatalysts are generally protein
3. Enzyme catalyst differ from inorganic catalysts
4. All of these
1. Biocatalysts accelerate the rate of a given metabolic reaction
2. Biocatalysts are generally protein
3. Enzyme catalyst differ from inorganic catalysts
4. All of these
Subtopic: Enzymes |
92%
From NCERT
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Which of the following statements in incorrect w.r.t inorganic catalysts?
1. They do not occur in living cells
2. They are not specific for any reaction
3. They get damaged at high temperature
4. They work efficiently at high temperature
1. They do not occur in living cells
2. They are not specific for any reaction
3. They get damaged at high temperature
4. They work efficiently at high temperature
Subtopic: Enzymes |
65%
From NCERT
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Enzymes catalyse biochemical reactions by
1. Lowering the activation energy
2. Increasing the activation energy
3. Establishing stable bonds with substrate
4. Increasing temperature
1. Lowering the activation energy
2. Increasing the activation energy
3. Establishing stable bonds with substrate
4. Increasing temperature
Subtopic: Enzymes |
78%
From NCERT
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Read the following :
a. Low temperature preserves the enzyme
b. Enzyme activity increases above optimum temperature
c. Enzyme gets denatured at high temperature
d. Competitive inhibitor competes with the product formed
Which of the following statements are true?
1. (a) & (c)
2. (b) & (d)
3. (c) & (d)
4. (a) & (b)
a. Low temperature preserves the enzyme
b. Enzyme activity increases above optimum temperature
c. Enzyme gets denatured at high temperature
d. Competitive inhibitor competes with the product formed
Which of the following statements are true?
1. (a) & (c)
2. (b) & (d)
3. (c) & (d)
4. (a) & (b)
Subtopic: Factors Affecting Enzyme Catalysis Reaction |
76%
From NCERT
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Enzymes catalysing the breakdown of larger molecules into smaller molecules are
1. Hydrolases
2. Isomerases
3. Ligase
4. Both (1) & (3)
1. Hydrolases
2. Isomerases
3. Ligase
4. Both (1) & (3)
Subtopic: Enzymes Classification |
67%
From NCERT
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