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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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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 32
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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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Biology Quizzes, Questions & Answers
Recent Biology Quizzes
You’ve put in a lot of work to get to this point, ladies and gentlemen, but it’s time for your end of course examinations! We’re going to find out what you’ve learned about the scientific study of life...
Questions: 25 | Attempts: 2626 | Last updated: Oct 16, 2025
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Sample QuestionLemurs’ bodies are adapted to efficiently store energy for times when food is scarce. This adaptation may help to explain how lemur ancestors survived the trip across the Mozambique Channel from mainland Africa to Madagascar. Which of the following types of molecules are primarily used for long-term energy storage in the lemur?
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Our Human Biology Practice Quiz Test is designed to assess your understanding of the fascinating world of human biology. This quiz covers a wide range of topics, from the basics of cellular structure to the complexities of the...
Questions: 72 | Attempts: 9635 | Last updated: Oct 22, 2025
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Sample QuestionIf the neutrons in the nucleus of an atom are more numerous than the number of protons in the nucleus, then:
Another chance to practice for our quiz & unit test.... do you know your glands, hormones & definitions?
Questions: 15 | Attempts: 1997 | Last updated: Mar 21, 2025
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Sample QuestionWhich of the following thermoregulatory responses would be considered a strictly behavioural response (not physiological)?
This mini quiz will help you decide how much review you need to do in the area of the skills and process of science, including scientific method, interpreting graphs, lab safety, and measurement.
Questions: 16 | Attempts: 154 | Last updated: Aug 23, 2025
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Sample QuestionStudents studied a species of fish. They wanted to find out if these fish grow faster in warmer water. The students designed an experiment to determine how different water temperatures affect the growth of the fish. They placed one fish in a tank at 26°C and another fish in a tank at 22°C. The fish were fed the same amount of food during the experiment. The mass of each fish was recorded at the beginning and at the end of the experiment. What was the independent variable?
Human Biology Exam Quiz assesses knowledge on cellular reproduction stages, mitosis, meiosis, and DNA structure. It evaluates understanding of fundamental biological processes and genetic information handling, crucial for...
Questions: 49 | Attempts: 231 | Last updated: Oct 11, 2025
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Sample QuestionIn a cell undergoing cellular reproduction which of the following stages have no chromatids?
The 'Human Biology Exam: MCQ Quiz!' assesses key concepts in human biology, focusing on cellular structures, metabolic processes, and lipid characteristics. Ideal for students preparing for competitive exams or enhancing their...
Questions: 50 | Attempts: 4794 | Last updated: May 20, 2025
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Sample QuestionOne characteristic of lipids is:
The description of famous scientist from 6th grade, 7th grade, and 8th grade SOL objectives.
Questions: 20 | Attempts: 360 | Last updated: Mar 21, 2025
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Sample QuestionWho is the "Father of Genetics"? He experimented with the pea plant and worked with the Punnett Square.
A general revision test for the first 4 topics of the B1 course
Questions: 35 | Attempts: 15445 | Last updated: Jun 22, 2025
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Sample QuestionWhich of the following is not a good adaptation for a plant in arid conditions?
Science is one way we discover the secrets of why the earth is the way it is and factors surrounding living and non-living things. How attentive have you been in class these past few weeks? This is an EOG test for 8th-grade...
Questions: 18 | Attempts: 14664 | Last updated: Mar 21, 2025
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Sample QuestionWhat do scientists call a possible explanation for observations they have made?
Welcome to the Biological Prefixes and Suffixes Quiz! This quiz is designed to test your knowledge of the fascinating world of biological terminology. Biological prefixes and suffixes are crucial components of scientific...
Questions: 79 | Attempts: 226 | Last updated: Mar 15, 2025
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Sample QuestionLacking, without, not