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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 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: 591 | 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: 140 | 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: 973 | 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: 950 | 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: 189 | Last updated: Jul 20, 2025
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Sample QuestionMurine meaning
Brush your knowledge on Green Science with these quiz questions.
Questions: 15 | Attempts: 105 | Last updated: Mar 21, 2025
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Sample QuestionMeaning Of Fish stocks
It’s time to answer some cool questions about science terms
Questions: 15 | Attempts: 184 | Last updated: Mar 21, 2025
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Sample QuestionDo you know the definition of Ocular?
This quiz covers our lesson on "regulating the internal environment."
Questions: 15 | Attempts: 454 | Last updated: Mar 22, 2025
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Sample QuestionHow many pounds of carbon dioxide are produced when a car burns one gallon of gas?
Select the correct choice to each of the following questions
Questions: 15 | Attempts: 385 | Last updated: Mar 17, 2025
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Sample QuestionWhich is the most lethal genetic disorder in the United States?
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