Biochemistry MCQs Quiz Test Questions with Answers

1. A laboratory technique used for the separation of a mixture in order to be analyzed and studied is known as
(A) nitrification
(B) chromatography
(C) catalysis
(D) fermentation

2. Which Chromatography technique is commonly used for analyzing the volatile substances?
(A) Paper Chromatography
(B) Liquid Chromatography
(C) Gas Chromatography
(D) Thin-layer Chromatography

3. The area of chemistry that is generally concerned with the measurement of chemicals in body fluids, such as blood and urine is known as
(A) biotechnology
(B) bioinformatics
(C) genetic engineering
(D) clinical chemistry

4. Use of biotechnology in food production refers to
(A) blue biotechnology
(B) white biotechnology
(C) green biotechnology
(D) yellow biotechnology

5. Bio-Chemistry is concerned with the study of the components of
(A) cells
(B) atoms
(C) molecules
(D) compounds

ANSWERS: BIO-CHEMISTRY MCQS
1. (B) chromatography
2. (C) Gas Chromatography
3. (D) clinical chemistry
4. (D) yellow biotechnology
5. (A) cells

6. The most reduced form of Carbon is
(A) O₂
(B) CO₂
(C) H₂
(D) CH₄

7. The most oxidized form of Carbon is
(A) O₂
(B) CO₂
(C) H₂
(D) CH₄

8. Most of the dry mass in the trunk of a tree is basically derived from
(A) glucose
(B) hydrocarbons
(C) CO₂
(D) amino acids

9. Most of the cholesterol in human’s bloodstream is produced by the
(A) kidney
(B) liver
(C) lung
(D) large intestine

10. Which from the following is NOT a function of lipids?
(A) DNA replication
(B) storing energy
(C) signaling
(D) acting as structural components of cell membranes

ANSWERS: BIOCHEMISTRY QUIZ
6. (D) CH₄
7. (B) CO₂
8. (C) CO₂
9. (B) liver
10. (A) DNA replication