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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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11th Grade Biology Quizzes, Questions & Answers
Recent Biology Quizzes
The Neural Function and Brain Structure Quiz is designed to challenge your knowledge of how the brain and nervous system work. You'll be tested on your understanding of different parts of the brain, the role of the myelin...
Questions: 15 | Attempts: 85 | Last updated: Oct 19, 2025
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Sample QuestionChoose the correct statement about neurons.
Do you understand vitalism well? Take this vitalism quiz to test your knowledge as well as understand the concept of vitalism. This quiz has got questions about vitalism theory. If you are clear about this theory, it will be an...
Questions: 10 | Attempts: 23 | Last updated: Oct 16, 2025
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Sample QuestionWhich theory suggested that organic matter can only be created by organisms that make organic compounds from non-organic ones?
Aging is the process of growing older. This quiz contains an MCQ with answers on the theories of aging. This quiz has questions ranging from easy to medium to hard levels that cover the gamut of questions. This quiz will help you...
Questions: 10 | Attempts: 4692 | Last updated: Oct 16, 2025
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Sample QuestionThe life stage after 65+ age is called
We welcome you to this super informative Blood-brain barrier quiz! The blood-brain barrier is the first line of defense against foreign entries into the brain. It is a protective semi-permeable border of cells that only allows...
Questions: 10 | Attempts: 655 | Last updated: Aug 16, 2025
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Sample QuestionWhich of the following can damage the blood-brain barrier?
Organic molecules are vital in building cellular materials and tissues inside our bodies. Check out this nutrition and energy production quiz to check your understanding of energy production in the human body. Carbohydrates are...
Questions: 20 | Attempts: 1522 | Last updated: Jun 18, 2025
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Sample QuestionThe specific dynamic action (SDA) is the greatest for the following foodstuff
Hey, are you in search of a good practice set of AP Biology MCQ questions and answers? Why don't you try the following quiz and take advantage of it? AP biology is an advanced placement college-level biology course in the...
Questions: 74 | Attempts: 327 | Last updated: May 12, 2025
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Sample QuestionWhat doers the dorsal cavity hold?
Are you preparing for your upcoming biology lab exam? Looking for Bio lab midterm exam study guide? If so, you've arrived at the right place. The following quiz contains some basic biology laboratory questions. So, if you...
Questions: 11 | Attempts: 516 | Last updated: May 12, 2025
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Sample Question_________: the electron beam is passed through the sample. The result is 2D image
Biology is the scientific study of life. It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field.
Are You a Biology Student? Take This Quiz As a Mock Test. Are...
Questions: 50 | Attempts: 1163 | Last updated: Oct 4, 2025
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Sample QuestionWhat makes a cell prokaryotic?
Nutrition is the biochemical and physiological process by which an organism uses food to support its life. It includes ingestion, absorption, assimilation, biosynthesis, catabolism and excretion.
Know The Science...
Questions: 25 | Attempts: 430 | Last updated: Mar 21, 2025
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Sample QuestionWhich of the following is an example of disaccharide?
Human biology is an interdisciplinary area of academic study that examines humans through the influences and interplay of many diverse fields such as genetics, evolution, physiology, anatomy, epidemiology,...
Questions: 117 | Attempts: 236 | Last updated: Mar 22, 2025
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Sample QuestionWhich of the following statement(s) is correct?(1). Respiration is involuntary and may be also voluntary.(2). Involuntary respiration is controlled mainly by the medulla oblongata while voluntary respiration is controlled by the cerebral cortex.
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