- 1(current)
Q. No.| 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: Â The DNA |Â Proteins |Â Carbohydrates |
 64%
Level 2: 60%+
Hints
Match List-I with List-II
Choose the correct answer from the option given below
| List-I | List-II | ||
| (a) | Insulin | (i) | Phosphoester bond |
| (b) | Inulin | (ii) | Glycosidic bonds |
| (c) | Adenylic acid | (iii) | Peptide bonds |
| (d) | Arachidonic acid | (iv) | C = C double bonds |
Choose the correct answer from the option given below
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iv) | (iii) | (i) |
| 2. | (iii) | (ii) | (i) | (iv) |
| 3. | (iv) | (ii) | (iii) | (i) |
| 4. | (iv) | (i) | (ii) | (iii) |
Subtopic: Â Carbohydrates |
 85%
Level 1: 80%+
Hints
Read the statements given below carefully:
How many of the statements given above are correct?
| (a) | Lipids are generally water soluble. |
| (b) | Dietary proteins are the source of essential amino acids. |
| (c) | Paper made from plant pulp and cotton fibre is cellulosic in nature. |
| (d) | In a nucleic acid, the bond between the phosphate and hydroxyl group of sugar is an ester bond. |
| 1. | One | 2. | Two |
| 3. | Three | 4. | Four |
Subtopic: Â Nucleic Acid |Â Proteins |Â Carbohydrates |Â Lipids |Â Carbohydrates: Glycosidic Bond & Disaccharide |
 76%
Level 2: 60%+
Hints
The following structures are found in plant cells:
Which cell structures might contain molecules containing carbohydrate monomers?
1. (i) only
2. (i) and (iv) only
3. (ii) and (iii) only
4. (i),(ii), (iii) and (iv)
| (i) | cell wall |
| (ii) | cell membrane |
| (iii) | nucleolus |
| (iv) | mitochondrion |
Which cell structures might contain molecules containing carbohydrate monomers?
1. (i) only
2. (i) and (iv) only
3. (ii) and (iii) only
4. (i),(ii), (iii) and (iv)
Subtopic: Â Carbohydrates |
 59%
Level 3: 35%-60%
Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 345342
Hints
Match the following:
| Column I | Column II | ||
| (a) | Aquaporin | (i) | Amide |
| (b) | Asparagine | (ii) | Polysaccharide |
| (c) | Abscisic acid | (iii) | Polypeptide |
| (d) | Chitin | (iv) | Carotenoids |
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (i) | (iv) | (ii) |
| 2. | (ii) | (iii) | (iv) | (i) |
| 3. | (ii) | (i) | (iv) | (iii) |
| 4. | (iii) | (i) | (ii) | (iv) |
Subtopic: Â Proteins |Â Carbohydrates |
 80%
Level 1: 80%+
NEET - 2020
Hints
Match column I with column II and select the correct option:
1. a(iii), b(i), c(ii), d(iv)
2. a(i), b(iii), c(ii), d(iv)
3. a(i), b(iii), c(iv), d(ii)
4. a(iii), b(i), c(iv), d(ii)
| Column I | Column II | ||
| a. | Down's syndrome | (i) | Bacterial disease |
| b. | Diphtheria | (ii) | Cannot hold I2 |
| c. | Cellulose | (iii) | Congenital disorder |
| d. | Starch | (iv) | Helical secondary structures |
1. a(iii), b(i), c(ii), d(iv)
2. a(i), b(iii), c(ii), d(iv)
3. a(i), b(iii), c(iv), d(ii)
4. a(iii), b(i), c(iv), d(ii)
Subtopic: Â Carbohydrates |
 80%
Level 1: 80%+
Hints
| Assertion (A): | Starch is a polymer of glucose. |
| Reason (R): | It is made of several glucose units. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Â Carbohydrates |Â Carbohydrates: Starch & Glycogen |
 88%
Level 1: 80%+
Hints
| Assertion (A): | The exoskeleton of insects is made of chitin. |
| Reason (R): | Chitin is a homopolysaccharide. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Â Carbohydrates |Â Carbohydrates: Cellulose, Chitin, Inulin & Agar |
 72%
Level 2: 60%+
Hints
Inulin is a collection of:
1. Fructose polymers
2. Sucrose polymers
3. Lactose polymers
4. Glucose polymers
1. Fructose polymers
2. Sucrose polymers
3. Lactose polymers
4. Glucose polymers
Subtopic: Â Carbohydrates |Â Carbohydrates: Cellulose, Chitin, Inulin & Agar |
 96%
Level 1: 80%+
Hints
- 1(current)
Q. No.
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