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- Biology
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  - Botany Plant Biology
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    - Photosynthesis 53
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    - Fish 76
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    - Birds 5
    - Mammals 106
    - Anatomy 33
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    - Development 6
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  - Biotechnology
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    - Bio Nucleic Acids 5
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Exams & Certifications

Biochemistry Quizzes, Questions & Answers

Recent Biochemistry Quizzes

Chemical Bonds, Bioenergetics & Thermodynamics

This assessment focuses on bioenergetics, chemical bonds, and thermodynamics. It evaluates your understanding of energy transformations, enzyme kinetics, and the principles governing chemical reactions. Mastering these concepts...

Questions: 25 | Attempts: 10 | Last updated: Sep 7, 2026

Sample Question
Which of the following best defines bioenergetics?

The study of how organisms obtain, transform, store, and use energy

The study of chemical bond formation in biological molecules

The study of enzyme kinetics and reaction rates

The study of ATP synthesis in mitochondria only

Acid-Base Balance Biochemistry

This assessment focuses on acid-base balance biochemistry, evaluating your understanding of pH levels, buffer systems, and metabolic processes. It covers key concepts such as the normal blood pH range, the role of kidneys in...

Questions: 31 | Attempts: 10 | Last updated: Sep 4, 2026

Sample Question
What is the normal arterial blood pH range?

7.25–7.35

7.35–7.45

7.45–7.55

7.30–7.40

Nucleic Acids Structure and Function

This assessment focuses on the structure and function of nucleic acids, covering key concepts like nucleotide composition, DNA base pairing, and RNA types. It is valuable for learners seeking to deepen their understanding of...

Questions: 30 | Attempts: 11 | Last updated: Sep 2, 2026

Sample Question
What are the three main components that make up a nucleotide?

Ribose sugar, nitrogenous base, and phosphate group

Glucose, amino acid, and phosphate group

Deoxyribose sugar, fatty acid, and phosphate group

Ribose sugar, peptide bond, and sulfate group

Phospholipids and Cholesterol Basics

This assessment focuses on the roles of phospholipids and cholesterol in health. It evaluates your understanding of key concepts such as HDL and LDL cholesterol, their functions, and their implications for cardiovascular health....

Questions: 8 | Attempts: 10 | Last updated: Aug 31, 2026

Sample Question
What are the two main functions of phospholipids mentioned in the notes?

Drug delivery systems and food emulsifier

Energy storage and hormone production

Oxygen transport and enzyme activity

Cell signaling and protein synthesis

Hemoglobin Structure and Function

This assessment focuses on the structure and function of hemoglobin, evaluating understanding of key concepts such as molecular weight, types of hemoglobin, and the Bohr effect. It is relevant for learners interested in human...

Questions: 8 | Attempts: 12 | Last updated: Aug 29, 2026

Sample Question
What is the molecular weight of a normal adult hemoglobin (HbA) molecule?

Approximately 32,000 Da

Approximately 64,500 Da

Approximately 128,000 Da

Approximately 16,000 Da

Biological Chemistry II: Introduction to Metabolism

This assessment focuses on biological chemistry concepts related to metabolism. It evaluates understanding of metabolic processes, including catabolism and anabolism, substrate-level phosphorylation, and the roles of key...

Questions: 30 | Attempts: 11 | Last updated: Aug 27, 2026

Sample Question
Which of the following best defines metabolism?

The process of digesting food in the gastrointestinal tract

The sum total of all chemical reactions occurring within a living organism

The synthesis of proteins from amino acids

The breakdown of glucose to produce energy

Biochemistry: Proteins, DNA, RNA and Enzymes

This assessment focuses on key concepts in biochemistry, including protein structure, enzyme function, and the role of nucleic acids. It evaluates your understanding of how proteins are built, how enzymes catalyze reactions, and...

Questions: 30 | Attempts: 10 | Last updated: Aug 23, 2026

Sample Question
What are the building blocks of proteins?

Nucleotides

Fatty acids

Amino acids

Glucose

Biochemistry Introduction and Biomolecules

This assessment focuses on fundamental concepts in biochemistry, including the structure and function of biomolecules, cellular processes, and chemical reactions. It evaluates understanding of key topics such as nucleic acids,...

Questions: 30 | Attempts: 10 | Last updated: Aug 23, 2026

Sample Question
Which of the following best defines biochemistry?

A branch of biology that studies the anatomy of living organisms

A branch of chemistry that deals with the molecular nature of life processes

A branch of physics that examines the energy transformations in cells

A branch of medicine that focuses on the diagnosis of genetic diseases

Introduction to Biochemistry

This assessment focuses on the fundamental concepts of biochemistry, including the molecular composition of living organisms and the roles of biomolecules. It evaluates your understanding of organic chemistry, cellular...

Questions: 30 | Attempts: 11 | Last updated: Aug 16, 2026

Sample Question
What is biochemistry?

A branch of physics that deals with atomic structures

A branch of chemistry that deals with the molecular nature of life processes

A branch of biology that studies ecosystems

A branch of geology that studies minerals in living organisms

Carbohydrates Nomenclature and Stereochemistry

This assessment focuses on carbohydrates nomenclature and stereochemistry. It evaluates key concepts such as the building blocks of carbohydrates, the classification of carbohydrates, and the significance of stereoisomers....

Questions: 8 | Attempts: 12 | Last updated: Aug 14, 2026

Sample Question
What percentage of the dry matter of plants do carbohydrates comprise?

More than 90%

More than 70%

More than 50%

More than 80%

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