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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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9th Grade Biology Quizzes, Questions & Answers
Recent Biology Quizzes
This Biology Practice Test (part 1) assesses foundational concepts like experimental controls, scientific theories, biological organization, and microscopy. It is designed to enhance understanding of basic biological principles...
Questions: 50 | Attempts: 130 | Last updated: Apr 10, 2025
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Sample QuestionControl variables are the aspects that are held constant during all trials of an experiment
First online quiz to be taken by 2nd Year SBIS students SY 2010-2011.
Questions: 20 | Attempts: 144 | Last updated: Aug 8, 2025
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Sample QuestionWhich of the following is a cutting instrument used for slicing very thin pieces of specimens for slide preparations?
The quiz below is designed for those of you who believe they are so smart when it comes to science and can never get anything wrong. It will test out what you know and prove that you are not as smart as you think. Give it a...
Questions: 9 | Attempts: 7435 | Last updated: Apr 2, 2025
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Sample QuestionWhat is the largest modern animal on the Earth?
This is the third quiz for prelim period. This quiz is about neurons, functions and communication process
Questions: 15 | Attempts: 493 | Last updated: Mar 20, 2025
Biology simply means the study of life. Biology is one of the most important branches of science. This is a human biology quiz which has revision questions on human transport system, nutrition, respiration and...
Questions: 10 | Attempts: 895 | Last updated: Mar 21, 2025
This is the second practice quiz for final exam review.
Questions: 10 | Attempts: 270 | Last updated: Mar 21, 2025
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Sample QuestionWhich of the following does NOT lead to genetic recombination?
The title is no exaggeration, folks, biology truly is the study of life, and it doesn’t matter whether the living thing is big and tall or too small to even see with the naked eye, if it’s living then we’ll be...
Questions: 8 | Attempts: 2696 | Last updated: Sep 10, 2025
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Sample QuestionThe basic unit of life is a(n)
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: 2627 | 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: 9728 | 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:
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?
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