Back to Library

Middle School Biochemistry Basics

Biochemistry

Test your knowledge on the fundamental chemical processes and biomolecules that sustain living organisms.

biochemistry biology chemistry middle-school
5 Questions Medium Ages 11+ Nov 5, 2026
Practice Test PDF Answer Key PDF

Choose a Study Format

Quiz
Test your knowledge with multiple-choice questions and instant feedback.
Flashcards
Flip through cards to review terms, definitions and key concepts.
True or False
Quickly decide if statements are true or false to reinforce understanding.
Match Game
Race against time to match questions with their correct answers.
Study Guide
Read through all topics and answers as a comprehensive study reference.
Listen Mode
Listen to questions and answers read aloud — great for audio learners on the go.
Embed This Study Set

Add this interactive study set to your website or blog — all 6 formats included.

<div data-quixly-id="8720"></div> <script src="https://www.quixlylearn.com/assets/embed/widget.js"></script>
Learn more about embedding →

About this Study Set

This study set covers Biochemistry through 5 practice questions. Test your knowledge on the fundamental chemical processes and biomolecules that sustain living organisms. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 5 questions from the Middle School Biochemistry Basics study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 Which macromolecule serves as the primary source of quick energy for living organisms?
  • A Carbohydrates
  • B Proteins
  • C Lipids
  • D Nucleic acids
2 What are the individual monomer building blocks that make up proteins?
  • A Fatty acids
  • B Nucleotides
  • C Amino acids
  • D Simple sugars
3 What type of biological molecule acts as a catalyst to speed up chemical reactions in cells?
  • A Enzyme
  • B Hormone
  • C Vitamin
  • D Lipid
4 Which molecule is known as the main energy currency of the cell?
  • A DNA
  • B ATP
  • C RNA
  • D Glucose
5 Nucleic acids, such as DNA and RNA, are composed of repeating units called:
  • A Monosaccharides
  • B Amino acids
  • C Fatty acids
  • D Nucleotides
📱

Study on the go

Download Quixly and access all study formats on your phone — anywhere, anytime.

Download on App Store Get it on Google Play Get it on Chrome Web Store