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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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12th Grade Biology Quizzes, Questions & Answers
Recent Biology Quizzes
This is from the Diagnostic Test A, Part 1. I've only copied these questions so that I can answer them without looking at the answers listed on my original test paper.
Questions: 22 | Attempts: 132 | Last updated: May 8, 2025
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Sample QuestionIf you see the symbol of a skull and crossbones on a bottle in a laboratory experiment, you are being advised that you are
Welcome to this A&P Self Quiz Chapter 1 – Intro to the Human Body, where we aim to teach you a thing or two about our bodies and what goes on within them and what everything is used for. Do you already know enough...
Questions: 15 | Attempts: 914 | Last updated: Jan 22, 2025
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Sample QuestionIn a positive feedback system, the response enhances or intensifies the original stimulus.
How good your biology knowledge is? Can you pass this high school biology quiz? Take this quiz to evaluate whether you still remember the biological concepts. We have a few biology quiz questions for college students to check...
Questions: 20 | Attempts: 12620 | Last updated: Jul 4, 2025
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Sample QuestionWhich branch of biology deals with the study of insects?
This quiz, titled 'Block 7 Skin genomic imprinting MCQs', assesses knowledge on skin structure, dermatological treatments, and conditions like acne and keloids. It includes questions on medication effects, pathogen involvement in...
Questions: 21 | Attempts: 291 | Last updated: Mar 19, 2025
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Sample QuestionWhat structure connects the cell to the underlying extracellular matrix?
Here we are, the final round of the Brain Bee Challenge. For those of you participating for the first time, the quiz is based on questions from live Q&A competitions that test high school students’ knowledge of...
Questions: 10 | Attempts: 7290 | Last updated: Mar 21, 2025
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Sample QuestionWhat do you call programmed cell death induced by specialized biochemical pathways?
You might be just starting in your studies on biology, or you might be gearing up for your finals, but either way, you can never be too prepared for a test on the scientific study of life! The topic looks at a broad range of...
Questions: 40 | Attempts: 1523 | Last updated: Mar 22, 2025
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Sample QuestionThe lengths of a sample of tiger canines were measured. 68 % of the lengths fell within a range between 15 mm and 45 mm. The mean was 30 mm. What is the standard deviation of this sample?
For those of you jumping in late in the game, the Brain Bee Challenge is based on questions from live Q&A competitions that test high school students’ knowledge of neuroscience. Regional and national competitions take...
Questions: 10 | Attempts: 5410 | Last updated: Oct 22, 2025
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Sample QuestionPeripheral nerves from the thoracic region of the spinal cord serve what part of the body?
BIO Exam Quiz #11 focuses on the functions of key brain components such as the Midbrain, Medulla Oblongata, Cerebellum, Amygdaloid, and Hypothalamus. It assesses understanding of their roles in sensory processing, autonomic...
Questions: 23 | Attempts: 183 | Last updated: Mar 22, 2025
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Sample QuestionWhat are the functions of the Midbrain?
This quiz covers topics on cortical functions and areas, such as Brodmann's areas, somatotopy, and impacts of cerebral strokes.
Questions: 14 | Attempts: 388 | Last updated: Aug 22, 2025
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Sample QuestionBroca's area corresponds to which of the following Brodmann’s numbers?
All living things have a life and in biology we get to learn more about their life and life cycle. Do you think you know about the different processes that the living things go through? Take up the quiz below from Campbell...
Questions: 13 | Attempts: 1889 | Last updated: Mar 21, 2025
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Sample QuestionProkaryotic and eukaryotic cells generally have which of the following features in common?
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