300+ TOP MCQs on Amino Acids and Answers

NEET Biology is the vey important paper in the medical entrance exam. Here, you will discover the NEET Biology MCQs and Answers for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Biology objective questions on air pollution . NEET Biology Amino Acids Multiple Choice Questions

MCQs on Amino Acids :

1. Which among the following is not polymeric?
(a) Carbohydrates
(b) Nucleic acids
(c) Proteins
(d) Lipids

Answer

Answer: (d)

2. The simplest amino acid is
(a) Glycine
(b) Alanine
(c) Asparagine
(d) Tyrosine

Answer

Answer: (a)

3. Amino acids are mostly synthesised from
(a) fatty acids
(b) mineral salts
(c) ?-­ketoglutaric acid
(d) volatile acids

Answer

Answer: (c)

4. Amino acids with the aliphatic ‘R’ group are
(a) Glycine, alanine, leucine
(b) Serine, threonine, cysteine
(c) Lysine, arginine, histidine
(d) Phenylalanine, tyrosine and tryptophan

Answer

Answer: (a)

5. Which of the following amino acids is not necessary to be taken in the diet?
(a) histidine
(b) threonine
(c) serine
(d) lysine

Answer

Answer: (c)

6. An amino acid yielding acetyl CoA during catabolism is
(a) ketogenic
(b) glucogenic
(c) essential
(d) both glucogenic and ketogenic

Answer

Answer: (a)

7. The first amino acid of any polypeptide chain in eukaryotes is
(a) valine
(b) methionine
(c) glycine
(d) alanine

Answer

Answer: (b)

8. Amino acids with aromatic side chain are
(a) tryptophan, asparagine, tyrosine
(b) tryptophan, threonine, tyrosine
(c) phenylalanine, tryptophan, serine
(d) phenylalanine, tryptophan, tyrosine

Answer

Answer: (d)

9. The naturally occurring proteins consist of
(a) D-amino acids
(b) L-amino acids
(c) both (a) and (b)
(d) none of these

Answer

Answer: (b)

10. Which of the following amino acids has to be supplemented in the diet?
(a) phenylalanine
(b) cysteine
(c) glutamine
(d) asparagine

Answer

Answer: (a)