12th Grade Biochemistry Quizzes, Questions & Answers

12th Grade

Top Trending Biochemistry Quizzes

TIME ALLOTTED: 40 MINUTES NEGATIVE MARKING OF -1 MARKS FOR INCORRECT ANSWERS

Questions: 30 | Attempts: 4029 | Last updated: Feb 21, 2025

Sample Question
The helical structure of protein is stabilized by

Hydrogen bonds

Ether bonds

Peptide bonds

Dipeptide bonds

This AP Biology Chapter 5 Test assesses understanding of macromolecules in living organisms, including their synthesis and breakdown. It covers key concepts like dehydration reactions, hydrolysis, and carbohydrate structures,...

Questions: 65 | Attempts: 1874 | Last updated: Mar 22, 2025

Sample Question
Which of the following is not one of the four major groups of macromolecules found in living organisms?

Glucose

Carbohydrates

Lipids

Proteins

Nucleic acids

Understanding Amino Acid Side Chain Properties Quiz

Master amino acid one-letter abbreviations in this biochemistry quiz, covering all 20 standard ones (A for Alanine, V for Valine, L for Leucine, K for Lysine, etc.) with some three-letter codes like Phe for...

Questions: 16 | Attempts: 85 | Last updated: Jan 22, 2026

Sample Question
Which nonpolar amino acid has the three-letter code Val?

Glutamine (Gln)

Glycine (Gly)

Phenylalanine (Phe)

Valine (Val)

The Molecule Quiz

The Molecule Quiz explores key processes in cellular metabolism, such as ATP production, lactic acid fermentation, and the Krebs cycle. It assesses understanding of biochemical pathways critical for respiration and...

Questions: 7 | Attempts: 353 | Last updated: Mar 21, 2025

Sample Question
Most of the ATP creation during respiration occurs as a result of what driving force?

Electrons moving down a concentration gradient

Electrons moving down the electron transport chain

Protons moving down a concentration gradient

Sodium ions moving down a concentration gradient

Movement of pyruvate from the cytoplasm into the mitochondria

Monosaccharides: A Comprehensive Quiz

This assessment focuses on monosaccharides, evaluating your understanding of their structures, functions, and roles in biological processes. Key concepts include the general formula, types of monosaccharides, and their...

Questions: 19 | Attempts: 24 | Last updated: Mar 22, 2026

Sample Question
What is the general formula for monosaccharides?

C_nH_2nO_n

C_nH_nO_n

C_nH_2n+1O_n

C_nH_2nO_2

Popular Biochemistry Quizzes

Fundamental Of Biochemistry Quiz Questions and Answers

Questions: 25 | Attempts: 20326 | Last updated: Sep 1, 2025

Sample Question
Characteristic(s) of carbon that contribute to its ability to form diverse organic molecules include

Ability to bond up to four other atoms

Capacity to form single and double bonds

Ability to bond and form branched skeletons

All of the above

The Kreb Cycle and Electron Transport Chain

Questions: 5 | Attempts: 10133 | Last updated: May 1, 2025

Sample Question
What process occurs in the mitochondria membrane?

The Kreb cycle

The electron transport chain

Spectrum

Biology Exam Review Test Part One - Macromolecules

Questions: 10 | Attempts: 8354 | Last updated: Oct 8, 2025

Sample Question
The four main categories of large biological molecules present in iving systems are ...

Proteins, nucleic acids, polysaccharides, and lipids

Monosaccharides, lipids, polysaccharides, and proteins

RNA, DNA, proteins, and carbohydrates

Proteins, DNA , RNA, and steroids

Test On The Fundamentals Of Biochemistry

Questions: 40 | Attempts: 7522 | Last updated: Oct 1, 2025

Sample Question
What is the function of a Carboydrate?

Stores energy and provides structural support

Stores energy and provides barriers such as skin which is waterproof

Transports substances, speeds reactions, provides structural support, and makes hormones

Carries the genetic materical of an organism

A.P. Biology Chapter 2 (Chemistry Review)

Questions: 35 | Attempts: 7102 | Last updated: Mar 21, 2025

Sample Question
What are elements?

The simplest category of matter

The result of combining 2 compounds

Components which make up an atom

None of the above

The Fermentation Quiz: How Well You Know?

Questions: 10 | Attempts: 4676 | Last updated: Mar 22, 2025

Sample Question
What is fermentation?

A process where a sugar is broken down into ethanol and carbon dioxide

A process where a sugar is broken down into yeast and carbon dioxide

A process where a yeast is broken down into ethanol and carbon dioxide

A process where a sugar is broken down into ethanol and oxygen

A process where a sugar is broken down into ethanol and limewater

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