The reagents with which glucose does not reason to give the corresponding test/products are: 
A. Tollen's reagent
B. Schiff's reagent
C. \(\text{HCN}\)
D. \(\text{NH}_2\text{OH}\)
E. \(\text{NaHSO}_3\)
Choose the correct options from the given below:-
1. \(\text{A}\) and \(\text{D}\)
2. \(\text{B}\) and \(\text{E}\)
3. \(\text{E}\) and \(\text{D}\)
4. \(\text{B}\) and \(\text{C}\)
Subtopic:  Carbohydrates - Classification & D-L configuration |
 68%
From NCERT
NEET - 2024
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Match List-II with List-II :
List-I (Vitamins) List-II (Deficiency/other name/ property)
A. Vitamin K I. RBC deficient in haemoglobin
B. Vitamin \(\text{B}_{12}\) II. Bleeding gums
C. Vitamin C III. Thiamine 
D. Vitamin \(\text{B}_1\) IV. Fat soluble 
Choose the correct answer from the options given below:

1. A-I, B-II, C-III, D-IV
2. A-VI, B-III, C-II, D-I
3. A-I, B-IV, C-II, D-III
4. A-IV, B-I, C-II, D-III
Subtopic:  Vitamins, Hormones & Enzymes |
 68%
From NCERT
NEET - 2024
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Given below are two statements: 
Statement I:  A unit formed by the attachment of a base to 1' position of sugar is known as a nucleoside.
Statement II:  When nucleoside is linked to phosphorous acid at 5' position of sugar moiety we get nucleotide.
In the light of the above statements choose the correct answer from the options given below:
1.  Statement I is false but Statement II is true.
2.        Both Statement I and Statement II are true.
3.  Both Statement I and Statement II are false.
4. Statement I is true but Statement II is false.
Subtopic:   DNA, RNA & Metal Ions |
From NCERT
NEET - 2023
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Cheilosis occurs due to a deficiency of:
1. Thiamine  2. Nicotinamide 
3. Pyridoxamine  4. Riboflavin 
Subtopic:  Vitamins, Hormones & Enzymes |
 67%
From NCERT
NEET - 2023
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Which one is not a D-sugar:

1. 2.
3. 4.
Subtopic:  Carbohydrates - Classification & D-L configuration |
 67%
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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The incorrect statement about the denaturation of proteins is:
1. It results due to change of temperature and pH.
2. It results in the loss of biological activity of proteins.
3. A protein is formed from amino acids linked by peptide bonds.
4. Uncoiling of the helical structure takes place.
Subtopic:  Denaturation of Proteins & Chemical Properties |
 66%
From NCERT
NEET - 2022
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The RBC deficiency is a deficiency disease of:

1. Vitamin B1 2. Vitamin B2
3. Vitamin B12 4. Vitamin B6
Subtopic:  Vitamins, Hormones & Enzymes |
 85%
From NCERT
NEET - 2021
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Sucrose on hydrolysis gives:

1. α-D-Glucose + β-D-Glucose

2. α-D-Glucose + β-D-Fructose

3. α-D-Fructose + β-D-Fructose

4. β-D-Glucose + α-D-Fructose

Subtopic:  Polysaccharides & their Importance |
 86%
From NCERT
NEET - 2020
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Which of the following metal ions activates many enzymes participating in the oxidation of glucose to produce ATP and with Na it is also responsible for the transmission of nerve signals:

1. Copper

2. Calcium

3. Potassium

4. Iron

Subtopic:  Vitamins, Hormones & Enzymes |
 75%
From NCERT
NEET - 2020
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Which of the following is a basic amino acid?

1. Alanine

2. Tyrosine

3. Lysine

4. Serine 

Subtopic:  α - Amino Acids, Peptide Bond, Proteins & Structure |
 86%
From NCERT
NEET - 2020
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