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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
HUMAN BIOLOGY AS
A quiz on how to take a blood test
Questions: 7 | Attempts: 919 | Last updated: Mar 20, 2025
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Sample QuestionWhy is the equipment used to take a blood sample sterile?
The nervous system has the brain and spinal cord to well coordinate the actions of animals and we have the cranial nerves, which are essentially from the brain. Learn more on their role in the nervous system below.
Questions: 85 | Attempts: 844 | Last updated: Jun 22, 2025
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Sample QuestionWhat is the structure labeled a?
Welcome to the Vitamins and Minerals Quiz! Test your knowledge about essential nutrients crucial for overall health and well-being. Explore questions covering a wide range of vitamins and minerals, their functions, dietary...
Questions: 123 | Attempts: 16329 | Last updated: May 22, 2025
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Sample QuestionWhat type of compounds are vitamins?
Explore the fundamentals of glucose, insulin, and diabetes in this engaging quiz. Understand how glucose serves as a primary energy source, the role of insulin and its receptors, and distinguish between Type 1 and Type 2...
Questions: 11 | Attempts: 613 | Last updated: Mar 20, 2025
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Sample QuestionGlucose is a
This 'Life Processes (Extra Credit)' quiz evaluates key biological functions such as transport, nutrition, excretion, regulation, reproduction, and homeostasis. It's designed to assess understanding of fundamental processes...
Questions: 9 | Attempts: 574 | Last updated: Mar 21, 2025
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Sample QuestionThe absorption and distribution of materials within an organism is a life function known as
Would you say that you could pass this biology test? There are so many types of biology. Modern principles and other fields such as chemistry, medicine, and physics merge to become other subjects. There is biochemistry,...
Questions: 14 | Attempts: 84 | Last updated: Mar 10, 2025
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Sample QuestionMales with an extra __ have been found to be more aggressive.
Honors Biology Quiz 1 assesses understanding of experimental design in biology, focusing on variables, control groups, and safe laboratory practices. It evaluates critical thinking and application skills in scientific experiments.
Questions: 10 | Attempts: 454 | Last updated: Mar 22, 2025
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Sample QuestionI tell you that a plant should take 7 days to sprout in your experiment. This is a form of bias.
Do you think you are a pro in Biology? To test your basic knowledge of Biology, take this quiz. Biology is a term used for everything related to humans, animals, and nature. So, if you know these terms well, you know Biology...
Questions: 15 | Attempts: 156 | Last updated: Aug 15, 2025
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Sample QuestionWhich of the following ways can flowering plants pollinate?
Explore the intricate structure of the human brain through this focused quiz. Delve into the cerebrum, cerebral cortex, and key brain components like the corpus callosum, understanding their functions and significance. Ideal for...
Questions: 17 | Attempts: 176 | Last updated: Oct 22, 2025
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Sample QuestionThe cerebrum is divided into L and R cerebral hemispheres; contains many ____ and ____
The nervous system is a vital system in the human body and can be divided into regions that are responsible for motor and sensory functions. This system is involved in receiving information about the environment...
Questions: 16 | Attempts: 598 | Last updated: Mar 22, 2025
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Sample Questiontransmits impulses from the receptors to the CNS
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