Select Chapter Topics:
Q. No.Match List-I with List-II:
Choose the correct answer from the options given below:
1. A -III , B-II, C-I, D-IV
2. A -III, B-I, C-II, D-IV
3. A -IV, B-III, C-I, D-II
4. A -III , B-IV, C-II , D-I
| List-I | List-II | ||
| A. | Chitin | I. | Polymer of fructose |
| B. | Lecithin | II. | Protein |
| C. | Collagen | III. | Polysaccharide |
| D. | Inulin | IV. | Phospholipid |
Choose the correct answer from the options given below:
1. A -III , B-II, C-I, D-IV
2. A -III, B-I, C-II, D-IV
3. A -IV, B-III, C-I, D-II
4. A -III , B-IV, C-II , D-I
Subtopic: Proteins | Lipids | Carbohydrates: Cellulose, Chitin, Inulin & Agar |
90%
Level 1: 80%+
Hints
| A. | Cellulose and Starch can hold I2 due to formation of helical secondary structures |
| B. | Proteins transport nutrient across cell membrane and fight infectious organisms |
| C. | At high-temperature, enzymes get damaged while inorganic catalysts work efficiently |
| D. | In animal tissue, different drugs, pigments, essential oil, magnesium, O2 compounds are noticed |
| E. | DNA and RNA have three chemically distinct components - heterocyclic ring, pentose monosaccharide and phosphate |
1. D and E only
2. A and D only
3. A, B and D only
4. B, E and C only
Subtopic: The DNA | Proteins | Carbohydrates |
64%
Level 2: 60%+
Hints
Which of the following combination of factors affects enzyme activity?
A. Salinity & pH
B. Temperature
C. Concentration of substrate
D. Temperature & pH
E. pH
Choose the correct answer from the options given below:
1. A only
2. B only
3. C & D only
4. A & B only
Subtopic: Factors Affecting Enzyme Catalysis Reaction |
87%
Level 1: 80%+
Hints
Match List I with List II:
Choose the correct answer from the options given below:
1. A-II B-I C-III D-IV
2. A-IV B-III C-II D-I
3. A-I B-IV C-II D-III
4. A-III B-II C-IV D-I
| List I | List II |
| A. Collagen | I. Intercellular ground substances |
| B. GLUT- 4 | II. Flights infectious agents |
| C. Antibody | III. Sensory reception |
| D. Receptor | IV. Enables glucose transport into the cell |
1. A-II B-I C-III D-IV
2. A-IV B-III C-II D-I
3. A-I B-IV C-II D-III
4. A-III B-II C-IV D-I
Subtopic: Proteins |
91%
Level 1: 80%+
Hints
Which of the following compounds are secondary metabolites?
A. Morphine
B. Abrin
C. Lecithin
D. Uridine
E. Curcumin
Choose the correct answer from the option given below:
1. A & E only
2. A, B & E only
3. C & D only
4. A & C only
A. Morphine
B. Abrin
C. Lecithin
D. Uridine
E. Curcumin
Choose the correct answer from the option given below:
1. A & E only
2. A, B & E only
3. C & D only
4. A & C only
Subtopic: Primary & Secondary Metabolites |
89%
Level 1: 80%+
Hints
Which of the following statement is/are incorrect regarding polysaccharides?
Choose the correct answer from the options given below:
1. A, B, C only
2. B, D, E only
3. B, E only
4. B, C, D only
| A. | Inulin is a polymer of fructose |
| B. | Both starch and glycogen are present as storehouses of energy in plant tissue |
| C. | Glucose is a monomer of cellulose |
| D. | Cellulose is a homopolymer while chitin is a heteropolymer |
| E. | Starch does not contain complex helices and hence cannot hold I2 |
1. A, B, C only
2. B, D, E only
3. B, E only
4. B, C, D only
Subtopic: Carbohydrates: Starch & Glycogen | Carbohydrates: Cellulose, Chitin, Inulin & Agar |
60%
Level 2: 60%+
Hints
Read the given statements A, B and C and select the correct option.
| (A) | All enzymes are proteinaceous in nature. |
| (B) | Some competitive inhibitors are often used in the control of bacterial pathogens. |
| (C) | Active site of an enzyme is formed by the folding of the backbone of tertiary structure of protein upon itself. |
| 1. | Statements (A) and (B) are correct |
| 2. | Statements (B) and (C) are correct |
| 3. | Statements (A) and (C) are correct |
| 4. | Statements (A), (B) and (C) are correct |
Subtopic: Proteins | Enzymes | Factors Affecting Enzyme Catalysis Reaction | Properties of Enzymes |
64%
Level 2: 60%+
Hints
Match column-I with column-II and select the correct option.
1. a(iii), b(i), c(ii), d(iv)
2. a(iii), b(ii), c(iv), d(i)
3. a(iii), b(ii), c(v), d(i)
4. a(iii), b(v), c(ii), d(iv)
| Column-I | Column-II | ||
| a. | Catalyse the transfer of specific groups other than hydrogen from one substrate to other | (i) | Oxido- reductases |
| b. | Catalyse the breakdown of larger molecules into smaller with addition of water |
(ii) | Lyases |
| c. | Catalyse removal of groups from substrates by mechanism other than hydrolysis leaving double bonds |
(iii) | Transferases |
| d. | Catalyse linking together of 2 compounds | (iv) | Ligases |
| (v) | Hydrolases |
2. a(iii), b(ii), c(iv), d(i)
3. a(iii), b(ii), c(v), d(i)
4. a(iii), b(v), c(ii), d(iv)
Subtopic: Enzymes Classification |
82%
Level 1: 80%+
Hints
Match column I with column II and select the correct option.
1. a(ii), b(iii), c(iv), d(i)
2. a(ii), b(iv), c(iii), d(i)
3. a(iv), b(i), c(ii), d(iii)
4. a(iv), b(i), c(iii), d(ii)
| Column I | Column II | ||
| a. | Phosphate and hydroxyl group of sugar in a nucleotide | (i) | Peptide bond |
| b. | Polymer of amino acids | (ii) | Glycosidic bond |
| c. | Polysaccharides | (iii) | Hydrogen bond |
| d. | Adenine and thymine in a DNA | (iv) | Ester bond |
2. a(ii), b(iv), c(iii), d(i)
3. a(iv), b(i), c(ii), d(iii)
4. a(iv), b(i), c(iii), d(ii)
Subtopic: The DNA | Amino Acids | Zwitter ion & Peptide Bond | Carbohydrates: Glycosidic Bond & Disaccharide |
87%
Level 1: 80%+
Hints
Read the statements given below carefully
Out of the four statements given above regarding competitive inhibition, correct one is/are :
1. One
2. Two
3. Three
4. Four
| (a) | The inhibitor closely resembles the enzyme in its molecular structure. |
| (b) | Inhibitor competes with the substrate for substrate binding site of the enzyme. |
| (c) | It leads to decline in activity of the enzyme. |
| (d) | Malonate inhibition by succinate dehydrogenase is an example of the same. |
Out of the four statements given above regarding competitive inhibition, correct one is/are :
1. One
2. Two
3. Three
4. Four
Subtopic: Enzyme Inhibition |
Level 4: Below 35%
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