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  - Nuclear Chemistry
    - Chemistry Radioactivity 7
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  - Polymer Chemistry
    - Polymerization 5
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  - Theoretical Chemistry
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    - Reaction Dynamics 81
    - Electronic Structure 100
    - Molecular Dynamics 19
    - Spectroscopy Theory 5
  - Medicinal Chemistry
    - Drug Design 4
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    - Enzyme Inhibition 5
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    - Structure Activity 5
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  - Green Chemistry
    - Sustainable Design 4
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    - Waste Prevention 5
    - Energy Efficiency 5
    - Catalysis 4
    - Biodegradable Materials 5
    - Green Synthesis 5
    - Solvent Reduction 5
    - Atom Economy 5
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  - Materials Chemistry
    - Crystal Structure 6
    - Band Theory 5
    - Materials Polymers 4
    - Ceramics 5
    - Composites 8
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- Biology
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    - Cell Membrane 25
    - Cell Wall 5
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    - Cell Division 32
    - Cell Cycle 18
    - Transport Mechanisms 28
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  - Genetics
    - DNA Structure 5
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    - Mutation 4
    - Mendelian Inheritance 5
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    - Genetic Disorders 7
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  - Evolution
    - Origin of Life 9
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    - Variation 5
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    - Fossil Record 5
    - Comparative Anatomy 12
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    - Human Evolution 5
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  - Ecology
    - Ecosystem 36
    - Biomes 25
    - Population Ecology 12
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    - Food Chains 16
    - Food Webs 5
    - Ecological Energy Flow 5
    - Nutrient Cycles 13
    - Biodiversity 28
    - Ecological Conservation 47
    - Habitat 5
    - Succession 5
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    - Human Impact 5
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  - Human Anatomy & Physiology
    - Skeletal System 116
    - Muscular System 69
    - Nervous System 124
    - Endocrine System 78
    - Circulatory System 90
    - Respiratory System 44
    - Digestive System 46
    - Excretory System 10
    - Reproductive System 120
    - Immune System 11
    - Integumentary System 21
    - Sensory Organs 56
  - Botany Plant Biology
    - Plant Anatomy 38
    - Plant Morphology 5
    - Plant Physiology 69
    - Photosynthesis 53
    - Plant Reproduction 22
    - Plant Growth 5
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    - Plant Taxonomy 43
    - Plant Ecology 19
    - Plant Pathology 6
    - Economic Botany 5
    - Seed Biology 5
    - Plant Genetics 6
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  - Zoology Animal Biology
    - Classification 38
    - Porifera 6
    - Cnidaria 6
    - Platyhelminthes 5
    - Nematoda 6
    - Annelida 7
    - Arthropoda 12
    - Mollusca 5
    - Echinodermata 6
    - Chordata 5
    - Fish 76
    - Amphibians 10
    - Reptiles 14
    - Birds 5
    - Mammals 106
    - Anatomy 36
    - Physiology 40
    - Reproduction 26
    - Development 6
    - Behavior 64
  - Microbiology
    - Microbial Structure 5
    - Bacteriology 33
    - Virology 34
    - Mycology 16
    - Parasitology 59
    - Microbial Genetics 5
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    - Pathogenic Microbiology 18
    - Microbial Biotechnology 5
    - Food Microbiology 6
    - Industrial Microbiology 5
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  - Biotechnology
    - Bio Genetic Engineering 5
    - Recombinant DNA 5
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    - Bioinformatics 6
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  - Molecular Biology
    - Biological Biomolecules 8
    - Carbohydrates 6
    - Biochemical Lipids 9
    - Bio Proteins 5
    - Bio Enzymes 21
    - Bio Nucleic Acids 5
    - Biochemical Vitamins 5
    - Bio Minerals 6
    - Bio Metabolism 60
    - Cellular Respiration 22
    - Nitrogen Metabolism 5
    - Bio Hormones 32
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  - Immunology
    - Innate Immunity 5
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    - Antigens 6
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  - Developmental Biology
    - Gametogenesis 5
    - Fertilization 9
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    - Organogenesis 5
    - Metamorphosis 6
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- Earth & Space Science
  - Geology
    - Minerals 32
    - Rocks 27
    - Geological Rock Cycle 17
    - Plate Tectonics 43
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    - Soil 5
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    - Marine Life 47
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8th Grade Chemistry Quizzes, Questions & Answers

Recent Chemistry Quizzes

Basic Chemistry Quiz Questions and Answers

Welcome to our comprehensive Basic Chemistry Quiz, where we delve into the fundamental principles of chemistry to challenge and enlighten curious minds. Whether you're a chemistry enthusiast or simply looking to brush up on...

Questions: 15 | Attempts: 42277 | Last updated: Jul 16, 2026

Sample Question
The atom is made of 3 subatomic particles. The subatomic particle found in the nucleus with a positive charge is the ___________.

Electron

Neutron

Proton

None of these

Physical Science Module 1

This quiz may be taken as many times as you wish as practice to increase comprehension of material. Have fun!

Questions: 10 | Attempts: 877 | Last updated: Mar 21, 2025

Sample Question
What is the smallest chemical unit of matter?

Molecule

Atom

Solution

Concentration

Basic General Chemistry Quiz Questions

Welcome to the Basic General Chemistry Quiz! This quiz is crafted to test your foundational knowledge of chemistry concepts. From atomic structure to chemical bonding, this quiz covers a wide spectrum of fundamental topics...

Questions: 10 | Attempts: 14465 | Last updated: Apr 1, 2025

Sample Question
How many electrons are in a Hydrogen (H) atom?

One

Two

Three

Four

Chemistry Mid Term Test

This Chemistry Mid Term Test assesses basic measurement conversions and understanding of matter. It covers conversions between grams, kilograms, milliliters, liters, kilometers, millimeters, and defining basic chemistry concepts....

Questions: 70 | Attempts: 184 | Last updated: Jun 22, 2025

Sample Question
convert 20g to kg

2000kg

20000kg

0.20kg

0.020kg

Grade 9 Chemistry Quiz: Test Your Chemistry Knowledge

Test your knowledge with this engaging grade 9 chemistry quiz! This quiz covers fundamental concepts, from atomic structure and the periodic table to chemical bonding and reactions. Challenge yourself with multiple-choice...

Questions: 15 | Attempts: 87166 | Last updated: Jul 10, 2026

Sample Question
Elements consist of a single type of atom.

True

False

Concepts Of Atom and Molecules Quiz

Are you ready to dive into the fascinating world of atoms and molecules? Our Concepts of Atom and Molecules Quiz is designed to challenge and expand your understanding of these fundamental building blocks of chemistry. Test your...

Questions: 20 | Attempts: 270 | Last updated: May 10, 2025

Sample Question
The smallest particle of an element is called?

Molecule

Atom

Atomic Masses

Mole

Ultimate Basic Chemistry Quiz For Beginners

Ready to ace your upcoming chemistry exam? Our "Chemistry Unit 1 Practice Test" is here to help you master the fundamentals and boost your confidence! This comprehensive quiz covers all the essential concepts from your...

Questions: 45 | Attempts: 8234 | Last updated: Oct 12, 2025

Sample Question
What is chemistry?

The branch of science concerned with the nature and properties of matter and energy

The study of living organisms, divided into many specialized fields.

The science that deals with materials of the universe and the changes that these materials undergo

The intellectual and practical activity encompassing the systematic study of the structure and behavior of the physical and natural phenomena.

Key Stage 3 Chemistry Quiz

Quiz for students covering some Chemistry topics taught in Key stage 3

Questions: 10 | Attempts: 4364 | Last updated: Mar 22, 2025

Sample Question
What is the pH of a weak acid?

1

5

7

12

Water Purification Process Quiz! Trivia

Are you familiar with the water purification process and can pass this quiz? Water purification removes dangerous chemicals, biological containments, suspended solids, and gases from water. The ambition is to produce water that...

Questions: 16 | Attempts: 3719 | Last updated: Mar 21, 2025

Sample Question
Which of the following is a system used to treat the final rinse water used for cleaning?

Water conductivity

Sanitization

Deionization

Sterilization

Alternative Energy: Hydrogen Fuel Cells

How much do you know about fuel cells? Care to test your knowledge?

Questions: 5 | Attempts: 1366 | Last updated: Mar 22, 2025

Sample Question
Hydrogen is limitless.

True

False

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