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States of Matter 107
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Solutions 61
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Nomenclature 15
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Hydrocarbons 13
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Alcohols 3
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Amines 2
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Polymers 5
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Biomolecules 13
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Proteins 26
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Enzymes 4
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Lipids 14
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Metabolism 39
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Vitamins 5
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Hormones 1
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Alloys 1
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Nucleus 1
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Cell Cycle 18
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Genomics 1
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Ecosystem 35
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Biomes 24
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Food Chains 15
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Biodiversity 23
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Habitat 4
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Skeletal System 116
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Nervous System 111
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Porifera 6
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Cnidaria 6
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Nematoda 6
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Annelida 7
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Arthropoda 12
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Mollusca 4
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Chordata 5
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Fish 76
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Amphibians 10
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Reptiles 14
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Birds 2
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Mammals 106
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Anatomy 17
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Physiology 20
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Reproduction 23
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Behavior 63
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Bacteriology 32
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Virology 33
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Mycology 16
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Parasitology 50
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GMOs 4
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Bio Enzymes 21
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Bio Hormones 32
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B Cells 1
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Clouds 1
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Marine Life 47
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Wetlands 5
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Tsunamis 1
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8th Grade Biology Quizzes, Questions & Answers
Recent Biology Quizzes
This is a topic examination for the unit one (The Human Organism) found in your coursework section. Please record your score and read through the incorrect answers once you have completed the exam.
Questions: 10 | Attempts: 625 | Last updated: Mar 18, 2025
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Sample QuestionWhat is gross anatomy in terms of human anatomy?
Explore key aspects of vitamins and minerals in this quiz. Topics include the properties of vitamin A, its storage, and deficiency signs, alongside other fat-soluble vitamins. This quiz is designed to enhance understanding of...
Questions: 60 | Attempts: 799 | Last updated: Mar 21, 2025
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Sample QuestionPreformed vitamin a found in animal derived foods
Test your brain with facts and questions about the brain !
Questions: 20 | Attempts: 911 | Last updated: Mar 20, 2025
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Sample QuestionWhat if we lined up all the neurons in our body? How long would that line stretch?
This 7th grade Science Assessment evaluates students' understanding of the scientific method, experiment design, data types, biological systems, and trade-offs in medical testing. It aims to build foundational scientific literacy...
Questions: 20 | Attempts: 262 | Last updated: Oct 2, 2025
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Sample QuestionWhat is the Scienctific Method in order from start to finish for an experiment?
The human brain has a memory capacity, which is the equivalent of more than four terabytes on a hard drive. The body is at risk of contracting a lot of diseases and one needs to know the tall tell signs before they progress....
Questions: 5 | Attempts: 426 | Last updated: Sep 20, 2025
We welcome you to this quiz on nutritional needs. A quiz designed to assess students' knowledge of the different nutritional needs of humans through the life cycle. Do you believe you know enough about human nutritional...
Questions: 12 | Attempts: 1552 | Last updated: Aug 22, 2025
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Sample QuestionInfants should avoid unpasteurized foods such as blue cheeses and pate as they are susceptible to food poisoning.
Explore the essentials of maintaining health through nutrition with the AQA Biology B1, Unit 1.1 - Keeping Healthy quiz. Assess your understanding of balanced diets, energy sources, essential nutrients, effects of unbalanced...
Questions: 21 | Attempts: 157 | Last updated: Feb 5, 2025
Explore the role of major and trace minerals in human health through this engaging quiz. Test your knowledge on sources, functions, and deficiency symptoms of minerals like Sodium, Copper, and Iodine, essential for maintaining...
Questions: 27 | Attempts: 11311 | Last updated: Apr 22, 2025
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Sample QuestionEdema and hypertension are toxicity symptoms of which major mineral?
If you answered seven out of ten questions correctly in Round I of the Brain Bee Challenge, you're on your way to Round II!
To pass this round you'll need to answer seven out of ten questions correctly. Good luck!
Questions: 10 | Attempts: 17349 | Last updated: Mar 22, 2025
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Sample QuestionWhat part of the brain helps control movement and cognitive processes that require precise timing?
Our body is a complex phenomenon; it works 24*7; hence it requires constant care. This quiz on the physical body test will help you know the human body better. The quiz contains various facts and trivia in the form of diverse...
Questions: 14 | Attempts: 3702 | Last updated: Aug 22, 2025
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Sample QuestionWhat does a SOAP stand for?
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