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  - Thermodynamics
    - Temperature 7
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    - Calorimetry 5
    - Kinetic Theory 4
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  - Waves & Oscillations
    - Wave Motion 5
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    - Optics Reflection 5
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  - Modern Physics
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    - Physics Nuclear Reactions 5
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  - Quantum Physics
    - Wave Function 5
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  - Relativity
    - Special Theory 6
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  - Astrophysics
    - Stellar Physics 5
    - Astrophysics Black Holes 8
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    - Astro Dark Matter 10
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    - Astro Radio Astronomy 5
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  - Fluid Mechanics
    - Fluid Properties 6
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    - Buoyancy 5
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    - Continuity Equation 5
    - Bernoulli Principle 5
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    - Aerodynamics 16
  - Measurement & Units
    - SI Units 5
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- Chemistry
  - Physical Chemistry
    - States of Matter 111
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    - Ionic Equilibrium 5
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    - Surface Chemistry 5
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  - Inorganic Chemistry
    - Periodic Table 99
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    - Coordination Compounds 8
    - Metallurgy 6
    - s Block Elements 12
    - p Block Elements 5
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    - Hydrogen 5
    - Halogens 6
    - Noble Gases 6
    - Acids & Bases 53
    - Salt Analysis 6
  - Organic Chemistry
    - Organic Compounds Classification 6
    - Structural Isomerism 5
    - Nomenclature 15
    - Hydrocarbons 13
    - Haloalkanes 5
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    - Aldehydes 5
    - Ketones 5
    - Carboxylic Acids 5
    - Amines 5
    - Organic Biomolecules 5
    - Polymers 5
    - Organic Reactions 9
  - Analytical Chemistry
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    - Separation Techniques 13
  - Biochemistry
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    - Proteins 25
    - Enzymes 5
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    - Vitamins 6
    - Hormones 6
    - Cell Signaling 5
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  - Environmental Chemistry
    - Air Pollution 5
    - Water Pollution 5
    - Soil Pollution 5
    - Waste Management 6
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    - Eutrophication 5
    - Toxicology 9
    - Radioactive Pollution 4
  - Industrial Chemistry
    - Petrochemicals 5
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    - Cement 5
    - Glass 5
    - Fertilizers 5
    - Dyes 5
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    - Pharmaceuticals 6
    - Food Chemistry 9
    - Pulp & Paper 4
    - Industrial Metallurgy 6
    - Industrial Ceramics 5
    - Detergents 5
  - Nuclear Chemistry
    - Chemistry Radioactivity 7
    - Chemistry Nuclear Reactions 5
    - Nuclear Fission 5
    - Nuclear Fusion 4
    - Chemistry Half Life 5
    - Radioisotopes 5
    - Nuclear Energy 5
    - Radiation Detection 5
    - Nuclear Safety 38
  - Polymer Chemistry
    - Polymerization 5
    - Addition Polymers 5
    - Condensation Polymers 5
    - Copolymers 5
    - Biodegradable Polymers 5
    - Natural Polymers 4
    - Synthetic Polymers 5
    - Elastomers 4
    - Thermoplastics 5
    - Thermosetting Polymers 5
    - Polymer Properties 6
    - Polymer Applications 5
  - Theoretical Chemistry
    - Quantum Chemistry 5
    - Molecular Modeling 16
    - Computational Chemistry 5
    - Statistical Mechanics 5
    - Chemical Thermodynamics 47
    - Reaction Dynamics 81
    - Electronic Structure 100
    - Molecular Dynamics 19
    - Spectroscopy Theory 5
  - Medicinal Chemistry
    - Drug Design 4
    - Pharmacokinetics 5
    - Pharmacodynamics 5
    - Drug Metabolism 5
    - Enzyme Inhibition 5
    - Receptor Binding 5
    - Structure Activity 5
    - Prodrugs 5
    - Natural Products 5
    - Peptidomimetics 5
  - Green Chemistry
    - Sustainable Design 4
    - Renewable Resources 4
    - Waste Prevention 5
    - Energy Efficiency 5
    - Catalysis 4
    - Biodegradable Materials 5
    - Green Synthesis 5
    - Solvent Reduction 5
    - Atom Economy 5
    - Life Cycle Analysis 5
    - Pollution Prevention 5
  - Materials Chemistry
    - Crystal Structure 6
    - Band Theory 5
    - Materials Polymers 4
    - Ceramics 5
    - Composites 8
    - Nanomaterials 7
    - Biomaterials 5
    - Corrosion 5
    - Alloys 6
    - Superconductors 5
    - Thin Films 5
    - Magnetic Materials 5
    - Optical Materials 5
- Biology
  - Cell Biology
    - Cell Theory 12
    - Prokaryotic Cells 6
    - Eukaryotic Cells 5
    - Cell Organelles 11
    - Cell Membrane 25
    - Cell Wall 5
    - Cytoplasm 7
    - Nucleus 5
    - Mitochondria 5
    - Chloroplasts 5
    - Ribosomes 5
    - Endoplasmic Reticulum 5
    - Golgi Apparatus 5
    - Lysosomes 5
    - Cytoskeleton 5
    - Cell Division 32
    - Cell Cycle 18
    - Transport Mechanisms 28
    - Cell Communication 5
  - Genetics
    - DNA Structure 5
    - RNA Structure 5
    - Gene Expression 8
    - Biological Genetic Code 5
    - DNA Replication 5
    - Transcription 5
    - Translation 5
    - Mutation 4
    - Mendelian Inheritance 5
    - Non Mendelian Inheritance 5
    - Genetic Disorders 7
    - Genetic Mapping 5
    - Genetic Engineering 5
    - Genomics 5
    - Epigenetics 5
  - Evolution
    - Origin of Life 9
    - Theories of Evolution 5
    - Natural Selection 6
    - Variation 5
    - Adaptation 5
    - Speciation 5
    - Fossil Record 5
    - Comparative Anatomy 12
    - Molecular Evidence 8
    - Human Evolution 5
    - Coevolution 5
    - Extinction 5
  - Ecology
    - Ecosystem 36
    - Biomes 25
    - Population Ecology 12
    - Community Ecology 5
    - Food Chains 16
    - Food Webs 5
    - Ecological Energy Flow 5
    - Nutrient Cycles 13
    - Biodiversity 28
    - Ecological Conservation 47
    - Habitat 5
    - Succession 5
    - Ecological Adaptation 11
    - Human Impact 5
    - Ecological Climate Change 5
  - Human Anatomy & Physiology
    - Skeletal System 116
    - Muscular System 69
    - Nervous System 124
    - Endocrine System 78
    - Circulatory System 90
    - Respiratory System 44
    - Digestive System 46
    - Excretory System 10
    - Reproductive System 120
    - Immune System 11
    - Integumentary System 21
    - Sensory Organs 56
  - Botany Plant Biology
    - Plant Anatomy 38
    - Plant Morphology 5
    - Plant Physiology 69
    - Photosynthesis 53
    - Plant Reproduction 22
    - Plant Growth 5
    - Plant Hormones 5
    - Plant Taxonomy 43
    - Plant Ecology 19
    - Plant Pathology 6
    - Economic Botany 5
    - Seed Biology 5
    - Plant Genetics 6
    - Plant Adaptations 5
  - Zoology Animal Biology
    - Classification 38
    - Porifera 6
    - Cnidaria 6
    - Platyhelminthes 5
    - Nematoda 6
    - Annelida 7
    - Arthropoda 12
    - Mollusca 5
    - Echinodermata 6
    - Chordata 5
    - Fish 76
    - Amphibians 10
    - Reptiles 14
    - Birds 5
    - Mammals 106
    - Anatomy 36
    - Physiology 40
    - Reproduction 26
    - Development 6
    - Behavior 64
  - Microbiology
    - Microbial Structure 5
    - Bacteriology 33
    - Virology 34
    - Mycology 16
    - Parasitology 59
    - Microbial Genetics 5
    - Microbial Physiology 5
    - Microbial Ecology 11
    - Pathogenic Microbiology 18
    - Microbial Biotechnology 5
    - Food Microbiology 6
    - Industrial Microbiology 5
    - Environmental Microbiology 10
  - Biotechnology
    - Bio Genetic Engineering 5
    - Recombinant DNA 5
    - Cloning 5
    - PCR 5
    - Gel Electrophoresis 5
    - DNA Sequencing 5
    - Gene Therapy 5
    - CRISPR 5
    - Stem Cells 5
    - Bioreactors 5
    - Fermentation 5
    - Bioinformatics 6
    - GMOs 5
    - Proteomics 5
    - Metabolomics 5
  - Molecular Biology
    - Biological Biomolecules 8
    - Carbohydrates 6
    - Biochemical Lipids 9
    - Bio Proteins 5
    - Bio Enzymes 21
    - Bio Nucleic Acids 5
    - Biochemical Vitamins 5
    - Bio Minerals 6
    - Bio Metabolism 60
    - Cellular Respiration 22
    - Nitrogen Metabolism 5
    - Bio Hormones 32
    - Signal Transduction 5
  - Immunology
    - Innate Immunity 5
    - Adaptive Immunity 5
    - Antigens 6
    - Antibodies 4
    - Lymphatic System 6
    - B Cells 5
    - T Cells 5
    - Immune Response 3
    - Cytokines 5
    - Vaccination 5
    - Immunodeficiency 5
    - Hypersensitivity 5
    - Autoimmunity 5
    - Transplant Immunology 5
    - Tumor Immunology 5
  - Developmental Biology
    - Gametogenesis 5
    - Fertilization 9
    - Cleavage 6
    - Gastrulation 5
    - Organogenesis 5
    - Metamorphosis 6
    - Regeneration 5
    - Growth 4
    - Aging 5
- Earth & Space Science
  - Geology
    - Minerals 32
    - Rocks 27
    - Geological Rock Cycle 17
    - Plate Tectonics 43
    - Geological Volcanoes 25
    - Geological Earthquakes 5
    - Weathering 16
    - Erosion 11
    - Soil 5
    - Fossils 5
    - Geological Time 6
    - Geomorphology 12
    - Geological Groundwater 5
    - Natural Resources 7
  - Meteorology
    - Metrological Atmosphere 5
    - Metrological Weather 5
    - Climate 5
    - Clouds 5
    - Precipitation 5
    - Air Pressure 5
    - Wind 5
    - Storms 5
    - Hurricanes 5
    - Metrological Tornadoes 5
    - Weather Forecasting 5
    - Metrological Climate Change 5
  - Oceanography
    - Ocean Basins 5
    - Waves 5
    - Tides 5
    - Currents 5
    - Marine Life 47
    - Coral Reefs 5
    - Seafloor Spreading 5
    - Salinity 5
    - Marine Resources 5
    - Ocean Pollution 5
    - Climate Impact 5
  - Environmental Geoscience
    - Environmental Climate Change 5
    - Natural Hazards 8
    - Pollution 8
    - Environmental Impact 5
    - Resource Management 5
    - Renewable Energy 1
    - Sustainability 8
    - Conservation 5
    - Land Use 5
  - Paleontology
    - Fossilization 5
    - Fossil Types 5
    - Stratigraphy 5
    - Extinction Events 5
    - Evolutionary Trends 5
    - Vertebrate Fossils 5
    - Invertebrate Fossils 5
    - Plant Fossils 5
    - Micropaleontology 5
  - Climate Science
    - Weather 5
    - Climate Zones 5
    - Atmospheric Circulation 27
    - Ocean Currents 5
    - El Nino 5
    - Greenhouse Effect 5
    - Global Warming 5
    - Climate Change 9
    - Climatorial Carbon Cycle 5
    - Water Cycle 8
    - Severe Weather 5
    - Paleoclimate 5
  - Hydrology
    - Hydro Water Cycle 5
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    - Evaporation 5
    - Infiltration 5
    - Runoff 5
    - Groundwater 5
    - Watersheds 5
    - River Systems 5
    - Lakes 5
    - Wetlands 5
    - Water Quality 7
    - Water Management 7
  - Natural Disasters
    - Earthquakes 5
    - Volcanoes 5
    - Tsunamis 4
    - Floods 5
    - Droughts 5
    - Cyclones 5
    - Tornadoes 5
    - Landslides 5
    - Avalanches 5
    - Wildfires 5
    - Heatwaves 5
    - Blizzards 5
  - Earth Systems & Cycles
    - Geosphere 5
    - Hydrosphere 5
    - Atmosphere 4
    - Biosphere 5
    - Rock Cycle 5
    - Earthy Water Cycle 5
    - Carbon Cycle 5
    - Nitrogen Cycle 5
    - Energy Flow 5
    - Climate System 5
  - Soil Science
    - Soil Formation 5
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    - Soil Properties 5
    - Soil Classification 5
    - Soil Fertility 5
    - Soil Chemistry 5
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  - Aerospace
    - Atmospheric Science 6
- Astronomy
  - Observational Astronomy
    - History of Astronomy 5
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  - Solar System
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  - Celestial Mechanics & Orbits
    - Orbital Motion 6
    - Kepler Laws 5
    - Newton Laws 5
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    - Eclipses 6
    - Precession 5
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Exams & Certifications

12th Grade Biology Quizzes, Questions & Answers

Recent Biology Quizzes

Unit IV: Neuron Classification, Reflexes & Vision

Explore key aspects of neural functions in 'Unit IV: Neuron Classification, Reflexes & Vision'. This quiz assesses knowledge on neuron structures, reflex arcs, and visual components, enhancing understanding of human nervous...

Questions: 20 | Attempts: 302 | Last updated: Mar 20, 2025

Sample Question
The correct sequence of a reflex arc is as follows: receptor>>sensory neuron>>integration center/control center>>motor neuron>>effector organ

True

False

Biology I Final Exam (Practice)

I took all of the questions from past quizzes in Biology and compiled them all onto one test. Hopefully this will help prepare for the final exam. This does not include the open discussion quizzes that was on...

Questions: 90 | Attempts: 3511 | Last updated: Mar 21, 2025

Sample Question
Which sequence correctly lists the different levels of biological organization?

A. cells -> organs -> tissues -> organ system -> organism

B. cells -> tissues -> organ system -> organs -> organism

C. tissues -> cells -> organ -> organ system -> organism

D. tissues -> organs -> organ system -> organisms -> cells

E. cells -> tissues -> organs -> organ system -> organism

Nutrition Of The Body Practice Questions!

The human body requires seven essential types of nutrients, and the structures that make up the body are composed of nutrients. Nutrition focuses on how diseases, conditions, and problems can be prevented or reduced with a...

Questions: 20 | Attempts: 229 | Last updated: Oct 16, 2025

Sample Question
Who is in charge of controlling movements and waves of the gastrointestinal tract?

Somatic nervous system

Autonomic nervous system

Muscular system

Endocrine system

Neuroscience and Behavior Quiz Questions

Whenever we hear of Neuroscience, the brain is the first thing that comes to mind. Neuroscience and Behavior test is a quiz on the study of the nervous system and the resultant effect on the human behavior.

Questions: 72 | Attempts: 2901 | Last updated: Jul 2, 2025

Sample Question
Section 1 is the _________________.

Parietal Lobe

Frontal Lobe

Occipital Lobe

Temporal Lobe

Cerebellum

Brain Stem

Block 2 Laville Plasma Protein & Clotting

The wording of these questions is not EXACTLY correct, but you should get the main idea. it is taken from power point slides.

Questions: 52 | Attempts: 570 | Last updated: Jan 22, 2025

Sample Question
Malnutrition, infections, malignancy, liver, kidney and GI disease are all diagnosed with which protien

A-Fetoprotein

C-Reactive protein

Albumin

Ceruloplasmin

Prothrombin

A1-Antitrypsin

Blood Clotting

HUMAN BIOLOGY AS A quiz on blood clotting and clotting factors.

Questions: 9 | Attempts: 3481 | Last updated: Mar 21, 2025

Sample Question
What is the order of clotting?

Fibrin, fibrinogen, thrombin, prothrombin, thromboplastin

Prothrombin, thromboplastin, thrombin, fibrin, fibrinogen

Thromboplastin, thrombin, prothrombin, fibrin, fibrinogen

Thromboplastin, prothrombin, thrombin, fibrinogen, fibrin

Chapter 3: Right Brain/Left Brain Cerebral Laterality

Explore the structural and functional aspects of the human brain in 'Chapter 3: Right Brain\/Left Brain Cerebral Laterality'. This quiz assesses knowledge on cerebral cortex layers, brain hemispheres connectivity, and the impact...

Questions: 10 | Attempts: 146 | Last updated: Mar 7, 2025

Sample Question
How many layers of neurons does the cerebrum cortex have?

2

10

6

4

Function Of Central Nervous System

Explore the central nervous system's roles, including medulla functions, neurotransmitter-disease links, and neuron actions. This quiz assesses understanding of neurological functions, enhancing knowledge crucial for advanced...

Questions: 14 | Attempts: 120 | Last updated: Mar 20, 2025

Sample Question
Neurons and glial cells are the two main types of cells in the nervous system.

True

False

Water Potential, Diffusion and Active Transport

A quiz on water potential, diffusion, active transport and other cellular transport. HUMAN BIOLOGY AS LEVEL

Questions: 17 | Attempts: 989 | Last updated: Mar 19, 2025

Sample Question
What can not diffuse through the phospholipid bilayer?

Small, lipid-soluble molecules

Molecules that are soluble in water

Charged particles such as ions

A.P. Biology Chapter 1 (Introduction To Biology)

This quiz is to test your knowledge on Chapter 1 of A.P. Biology. Chapter 1 will be on Test #1, which fill feature Chapters 1-4. As such, it is suggested that you also take the quizzes for Chapters 2-4 if you are using this to...

Questions: 44 | Attempts: 9630 | Last updated: Jun 5, 2025

Sample Question
____ is the unifying concept of biology.

Life

Growth

Genetics

Evolution

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