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States of Matter 111
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Solutions 61
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Nomenclature 15
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Hydrocarbons 13
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Alcohols 5
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Ketones 5
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Amines 5
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Polymers 5
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Biomolecules 14
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Proteins 26
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Enzymes 5
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Lipids 14
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Metabolism 40
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Vitamins 6
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Hormones 6
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Prodrugs 5
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Cell Theory 12
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Nucleus 5
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Cell Cycle 18
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Ecosystem 36
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Biomes 24
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Food Chains 16
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Biodiversity 28
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Habitat 5
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Skeletal System 117
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Nervous System 123
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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 5
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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 5
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Mammals 106
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Anatomy 17
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Physiology 25
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Reproduction 26
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Behavior 63
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Bacteriology 33
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Virology 34
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Mycology 16
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Parasitology 59
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Bio Enzymes 21
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Bio Hormones 32
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9th Grade Biology Quizzes, Questions & Answers
Recent Biology Quizzes
Mr Leaven's Nervous System pre\/post assessment explores the structure, function, and components of the nervous system. It assesses understanding of nerve cells, nerve signals, and different parts of the nervous system, enhancing...
Questions: 21 | Attempts: 136 | Last updated: Jul 22, 2025
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Sample QuestionWhat is the nervous system?
Are you familiar with all the basic science concepts related to Grade 10 science? If so, attempt these practice exam questions with answers and test your knowledge. Many important topics are discussed in the following quiz. No...
Questions: 58 | Attempts: 108622 | Last updated: Feb 3, 2026
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Sample QuestionIn all living things, the basic unit of life is the:
This final exam covers fundamental concepts of life sciences, including cellular structures, metabolic processes, and organism responses to stimuli.
Questions: 50 | Attempts: 111 | Last updated: May 11, 2025
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Sample QuestionOrganisms break down food for energy through a chemical reaction known as:
Explore key biology concepts in 'Biology Unit 1 Review Expanded'. This quiz assesses understanding of laboratory safety, controlled experiments, homeostasis, magnification in microscopy, and scientific investigation processes....
Questions: 23 | Attempts: 394 | Last updated: Mar 21, 2025
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Sample QuestionWhich of the following is an example of a safe laboratory procedure?
This Biology Chapter 1 & 4 Test examines fundamental concepts including the study of life, scientific methodologies, and microscope usage. It evaluates understanding through observations, hypotheses, and experimentation,...
Questions: 37 | Attempts: 667 | Last updated: Oct 11, 2025
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Sample QuestionBiology is the study of
Nervous System Exam: Biology Quiz assesses key concepts related to neuron structure, action potentials, and nerve impulse transmission. It evaluates understanding of sensory neurons, resting potential, and the sodium-potassium...
Questions: 17 | Attempts: 143 | Last updated: Mar 20, 2025
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Sample QuestionPart of a neuron include:
Explore the vital aspects of red blood cells (RBCs) in this engaging quiz. Learn about RBC development, their size, surface area, and their prevalence in blood composition. Ideal for students and professionals interested in human...
Questions: 28 | Attempts: 991 | Last updated: Aug 14, 2025
Explore the role of the frontal lobe in controlling thoughts, reactions, and adolescent brain development. This quiz assesses understanding of its functions, including emotional and hormonal changes during adolescence, and the...
Questions: 5 | Attempts: 982 | Last updated: Mar 21, 2025
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Sample QuestionWhich lobe in the brain controls our thinking process and our reactions ?
Challenge your understanding of biology with this High School Assessment trivia quiz! Explore questions on experimental bias, cellular functions, and reaction rates, enhancing your knowledge and critical thinking skills in...
Questions: 179 | Attempts: 553 | Last updated: Mar 21, 2025
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Sample QuestionUse the information and the chart below to answer the following item.Several students are conducting an experiment to test the effect of exercise on heart rate. Students do 20 sit-ups in one minute of exercise. The data chart below shows the heart rate at one-minute intervals for each student.Each time the students did the experiment they got different results. They decided to ignore any results that were too far above or below their original prediction. They repeat these trials until a value closer to their prediction is obtained.The students’ decision to ignore data and repeat trials affects the experiment by- [1.1.4 A2]
Explore key medical terms in the 'Test Your IQ On General Knowledge' quiz. Assess your understanding of terms related to mice, kidney health, tear secretion, lab procedures, lung damage from tin, and urine output. Enhance your...
Questions: 15 | Attempts: 201 | Last updated: Jul 20, 2025
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Sample QuestionMurine meaning
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