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    - Kinetic Theory 42
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    - Optics Reflection 32
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  - Modern Physics
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    - Physics Nuclear Reactions 3
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  - Quantum Physics
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    - Atomic Models 48
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  - Relativity
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  - Astrophysics
    - Stellar Physics 3
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  - Measurement and Units
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    - Significant Figures 34
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    - Accuracy 8
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- Chemistry
  - Physical Chemistry
    - States of Matter 202
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    - Chemical Equilibrium 18
    - Ionic Equilibrium 50
    - Solutions 10
    - Colligative Properties 66
    - Chemical Kinetics 18
    - Electrochemistry 12
    - Surface Chemistry 2
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  - Inorganic Chemistry
    - Periodic Table 231
    - Chemical Bonding 112
    - Coordination Compounds 23
    - Metallurgy 2
    - s Block Elements 1
    - p Block Elements 1
    - d Block Elements 2
    - f Block Elements 5
    - Hydrogen 8
    - Halogens 10
    - Noble Gases 5
    - Acids and Bases 74
    - Salt Analysis 28
  - Organic Chemistry
    - Organic Compounds Classification 28
    - Structural Isomerism 13
    - Nomenclature 83
    - Hydrocarbons 6
    - Haloalkanes 6
    - Alcohols 10
    - Aldehydes 3
    - Ketones 4
    - Carboxylic Acids 9
    - Amines 3
    - Organic Biomolecules 17
    - Organic Reactions 15
  - Analytical Chemistry
    - Qualitative Analysis 9
    - Quantitative Analysis 5
    - Titrations 3
    - Gravimetric Analysis 5
    - Chromatography 5
    - Spectrophotometry 3
    - Electroanalytical Methods 10
    - Mass Spectrometry 5
    - Thermal Analysis 2
    - Separation Techniques 24
  - Biochemistry
    - Biomolecules 7
    - Bio Carbohydrates 22
    - Proteins 31
    - Enzymes 24
    - Lipids 49
    - Nucleic Acids 8
    - Metabolism 4
    - Bioenergetics 1
    - Vitamins 35
    - Hormones 17
    - Cell Signaling 16
    - Genetic Code 4
  - Environmental Chemistry
    - Air Pollution 18
    - Water Pollution 20
    - Soil Pollution 4
    - Waste Management 54
    - Ozone Depletion 9
    - Acid Rain 8
    - Eutrophication 2
    - Toxicology 52
    - Radioactive Pollution 3
  - Industrial Chemistry
    - Petrochemicals 1
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    - Glass 1
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    - Dyes 2
    - Paints 1
    - Pharmaceuticals 2
    - Food Chemistry 13
    - Pulp and Paper 2
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    - Detergents 6
  - Nuclear Chemistry
    - Chemistry Radioactivity 2
    - Chemistry Nuclear Reactions 2
    - Radioisotopes 8
    - Nuclear Safety 51
  - Polymer Chemistry
    - Polymerization 1
    - Addition Polymers 1
    - Condensation Polymers 1
    - Natural Polymers 1
    - Synthetic Polymers 2
    - Thermoplastics 3
    - Polymer Properties 1
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  - Theoretical Chemistry
    - Molecular Modeling 1
    - Computational Chemistry 1
    - Statistical Mechanics 12
    - Chemical Thermodynamics 13
    - Reaction Dynamics 125
    - Electronic Structure 57
    - Molecular Dynamics 18
    - Spectroscopy Theory 1
  - Medicinal Chemistry
    - Drug Design 4
    - Pharmacokinetics 42
    - Pharmacodynamics 19
    - Drug Metabolism 7
    - Enzyme Inhibition 26
    - Receptor Binding 12
    - Structure Activity 11
    - Prodrugs 5
    - Natural Products 19
    - Peptidomimetics 4
  - Green Chemistry
    - Principles 8
    - Sustainable Design 1
    - Waste Prevention 8
    - Energy Efficiency 13
    - Catalysis 1
    - Biodegradable Materials 1
    - Green Synthesis 1
    - Solvent Reduction 10
    - Atom Economy 2
    - Life Cycle Analysis 3
    - Pollution Prevention 4
  - Materials Chemistry
    - Crystal Structure 51
    - Band Theory 7
    - Materials Polymers 2
    - Ceramics 5
    - Composites 2
    - Nanomaterials 9
    - Biomaterials 3
    - Corrosion 28
    - Alloys 11
    - Superconductors 1
    - Thin Films 1
    - Magnetic Materials 4
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- Biology
  - Cell Biology
    - Cell Theory 100
    - Prokaryotic Cells 17
    - Eukaryotic Cells 26
    - Cell Organelles 63
    - Cell Membrane 70
    - Cell Wall 2
    - Cytoplasm 14
    - Nucleus 12
    - Mitochondria 16
    - Chloroplasts 15
    - Ribosomes 13
    - Endoplasmic Reticulum 2
    - Golgi Apparatus 15
    - Lysosomes 6
    - Cytoskeleton 12
    - Cell Division 113
    - Cell Cycle 37
    - Transport Mechanisms 93
    - Cell Communication 2
  - Genetics
    - DNA Structure 95
    - RNA Structure 38
    - Gene Expression 15
    - Biological Genetic Code 5
    - DNA Replication 36
    - Transcription 8
    - Translation 4
    - Mutation 43
    - Mendelian Inheritance 38
    - Non Mendelian Inheritance 87
    - Genetic Disorders 130
    - Genetic Mapping 3
    - Genetic Engineering 9
    - Genomics 9
    - Epigenetics 5
  - Evolution
    - Origin of Life 47
    - Theories of Evolution 13
    - Natural Selection 42
    - Variation 27
    - Adaptation 23
    - Speciation 9
    - Fossil Record 12
    - Comparative Anatomy 31
    - Molecular Evidence 44
    - Human Evolution 22
    - Coevolution 6
    - Extinction 12
  - Ecology
    - Ecosystem 53
    - Biomes 10
    - Population Ecology 30
    - Community Ecology 10
    - Food Chains 98
    - Food Webs 45
    - Ecological Energy Flow 24
    - Nutrient Cycles 57
    - Biodiversity 183
    - Ecological Conservation 95
    - Habitat 119
    - Succession 24
    - Ecological Adaptation 38
    - Human Impact 37
    - Ecological Climate Change 16
  - Human Anatomy and Physiology
    - Skeletal System 252
    - Muscular System 161
    - Nervous System 340
    - Endocrine System 186
    - Circulatory System 207
    - Respiratory System 177
    - Digestive System 128
    - Excretory System 73
    - Reproductive System 139
    - Immune System 99
    - Integumentary System 51
    - Sensory Organs 213
  - Botany Plant Biology
    - Plant Anatomy 5
    - Plant Morphology 119
    - Plant Physiology 74
    - Photosynthesis 104
    - Plant Reproduction 32
    - Plant Growth 9
    - Plant Hormones 28
    - Plant Taxonomy 93
    - Plant Ecology 32
    - Plant Pathology 12
    - Economic Botany 49
    - Seed Biology 6
    - Plant Genetics 5
    - Plant Adaptations 53
  - Zoology Animal Biology
    - Classification 267
    - Porifera 10
    - Cnidaria 21
    - Platyhelminthes 34
    - Nematoda 17
    - Annelida 16
    - Arthropoda 26
    - Mollusca 16
    - Echinodermata 19
    - Chordata 13
    - Fish 27
    - Amphibians 28
    - Reptiles 41
    - Birds 61
    - Mammals 38
    - Anatomy 30
    - Physiology 29
    - Reproduction 40
    - Development 16
    - Behavior 170
  - Microbiology
    - Microbial Structure 58
    - Bacteriology 7
    - Virology 18
    - Mycology 23
    - Parasitology 45
    - Microbial Genetics 2
    - Microbial Physiology 15
    - Microbial Ecology 27
    - Pathogenic Microbiology 177
    - Microbial Biotechnology 2
    - Food Microbiology 16
    - Industrial Microbiology 4
    - Environmental Microbiology 2
  - Biotechnology
    - Bio Genetic Engineering 4
    - Recombinant DNA 9
    - Cloning 6
    - PCR 8
    - Gel Electrophoresis 21
    - DNA Sequencing 6
    - Gene Therapy 3
    - CRISPR 9
    - Stem Cells 9
    - Bioreactors 5
    - Fermentation 5
    - Bioinformatics 6
    - GMOs 12
    - Proteomics 1
    - Metabolomics 3
  - Molecular Biology
    - Biological Biomolecules 17
    - Carbohydrates 29
    - Biochemical Lipids 2
    - Bio Proteins 12
    - Bio Enzymes 3
    - Bio Nucleic Acids 21
    - Biochemical Vitamins 36
    - Bio Minerals 5
    - Bio Metabolism 47
    - Cellular Respiration 112
    - Nitrogen Metabolism 9
    - Bio Hormones 13
    - Signal Transduction 6
  - Immunology
    - Innate Immunity 16
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    - Lymphatic System 26
    - B Cells 31
    - T Cells 6
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    - Cytokines 16
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  - Developmental Biology
    - Gametogenesis 10
    - Fertilization 48
    - Cleavage 20
    - Gastrulation 5
    - Organogenesis 25
    - Metamorphosis 15
    - Regeneration 3
    - Growth 19
    - Aging 30
- Earth and Space Science
  - Geology
    - Minerals 52
    - Rocks 18
    - Geological Rock Cycle 45
    - Plate Tectonics 107
    - Geological Volcanoes 34
    - Geological Earthquakes 22
    - Weathering 14
    - Erosion 35
    - Soil 8
    - Fossils 8
    - Geological Time 23
    - Geomorphology 10
    - Natural Resources 28
  - Meteorology
    - Metrological Atmosphere 12
    - Metrological Weather 52
    - Climate 5
    - Clouds 14
    - Precipitation 2
    - Air Pressure 21
    - Wind 4
    - Storms 8
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    - Metrological Tornadoes 15
    - Weather Forecasting 7
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  - Oceanography
    - Ocean Basins 21
    - Waves 6
    - Tides 4
    - Currents 5
    - Marine Life 30
    - Coral Reefs 19
    - Seafloor Spreading 8
    - Salinity 7
    - Marine Resources 14
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    - Climate Impact 6
  - Environmental Geoscience
    - Environmental Climate Change 1
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    - Renewable Energy 76
    - Sustainability 41
    - Conservation 37
    - Land Use 6
  - Paleontology
    - Fossilization 6
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    - Stratigraphy 13
    - Extinction Events 17
    - Evolutionary Trends 16
    - Vertebrate Fossils 12
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  - Climate Science
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  - Hydrology
    - Hydro Water Cycle 5
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    - Watersheds 2
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    - Water Quality 27
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  - Natural Disasters
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    - Landslides 3
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    - Wildfires 12
    - Heatwaves 3
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  - Earth Systems and Cycles
    - Geosphere 4
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    - Biosphere 5
    - Rock Cycle 15
    - Earthy Water Cycle 9
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    - Energy Flow 5
    - Climate System 3
  - Soil Science
    - Soil Formation 3
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    - Soil Physics 1
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- Astronomy
  - Observational Astronomy
    - History of Astronomy 17
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    - Earth 2
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    - Mars 3
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    - Asteroids 14
    - Comets 10
    - Meteoroids 5
    - Kuiper Belt 2
  - Stars and Stellar Evolution
    - Star Formation 1
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    - Black Holes 5
    - Stellar Nucleosynthesis 2
    - Variable Stars 2
  - Galaxies
    - Nebulae 1
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    - Galaxy Black Holes 2
  - Cosmology
    - Big Bang 22
    - Cosmo Dark Matter 2
    - Dark Energy 1
    - Cosmic Microwave 3
    - Large Scale 1
    - Galaxy Formation 5
    - Universe Expansion 2
    - Cosmological Models 4
  - Exoplanets
    - Detection Methods 1
    - Planet Types 6
    - Atmospheres 1
  - Astrobiology
    - Extremophiles 1
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    - Biosignatures 4
    - Life Detection 2
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    - Space Missions 5
  - Astronomical Instruments
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    - Planetarium 1
    - Sextant 4
  - Space Exploration and Missions
    - Spacecraft 3
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    - Manned Missions 2
    - Lunar Missions 6
    - Mars Missions 2
    - Space Stations 3
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  - Celestial Mechanics and Orbits
    - Orbital Motion 7
    - Kepler Laws 3
    - Newton Laws 60
    - Orbital Gravity 1
    - Eclipses 7
    - Retrograde Motion 3
    - Perturbations 5
    - Orbital Resonance 5
Math

Biodiversity Quizzes, Questions & Answers

Recent Biodiversity Quizzes

2011 National Forest Week September 18- To 24

2011 National Forest Week September 18- to 24

September 18th - 24th is National Forest Week. Celebrate by spending time outside with our 'fir'y friends and and testing your northern forest knowledge. It will challenge you and help...

Questions: 15 | Attempts: 91 | Last updated: Aug 22, 2023

Sample Question
The official tree of the NWT is:

Paper Birch

White Spruce

Tamarack

Douglas Fir

Year 10 Biology - Ecology

Another Year 10 Biology test. How well do you know your ecology terms and definitions?

Questions: 17 | Attempts: 495 | Last updated: Mar 21, 2023

Can You Really Guess The Animal Quiz!

Get ready for this "Can You Really Guess The Animal Quiz!" Do you know everything about animals? Can you really guess that animal? We'll be putting that to the test today as we give you some hints as to what animal...

Questions: 10 | Attempts: 8312 | Last updated: Sep 2, 2024

Sample Question
I swing from tree to tree, and I am very energetic. Who am I?

Parrot

Monkey

Koala

Dog

Characteristics Of Living Things Quiz

Characteristics of Living Things Quiz

This is a comprehensive quiz containing questions and answers on the characteristics of living things. Living things are all the plants and animals found on earth. They rely on each other to maintain life. Some of the common...

Questions: 10 | Attempts: 39672 | Last updated: Oct 15, 2024

Sample Question
All matter can be considered living or non-living.

True

False

What Shark Are You?

What shark are you?

What shark are you? Find out with this quiz, from the one that brought you the Shark Smarts Quiz series.

Questions: 7 | Attempts: 2206 | Last updated: Mar 21, 2022

Sample Question
Are you small medium or large sized for your age.

Small

Medium

Large

What Rainforest Animal Are You?

What rainforest animal are you?

Find out what rainforest animal you would be if you were one!

Questions: 5 | Attempts: 2013 | Last updated: Mar 21, 2022

Sample Question
Are you an early bird or a night owl?

More like a MIDnight owl!

None-always sleepy!

None- always active!

Night owl

I don't know

Nature Quiz On Trees

Nature Quiz on Trees

Explore the fascinating world of trees with the 'Nature Quiz on Trees'. Test your knowledge on topics like extinct species, national symbols, international environmental observances, and influential figures in agriculture. This...

Questions: 10 | Attempts: 2012 | Last updated: Sep 12, 2023

Sample Question
Which tree went into extinction due to the extinction of dodo bird?

Tambalacoque

Thismia Americana

Cry Pansy

Moorea Laurel

Nature Quiz

Explore the intriguing world of nature with our 'Nature Quiz'. This quiz assesses knowledge on various wildlife species, focusing on their names, characteristics, and habitats. It's perfect for learners eager to understand...

Questions: 66 | Attempts: 1605 | Last updated: Feb 28, 2025

Sample Question
What are male zebras called?

Colt

Stallions

Buck

Ram

Rainforest Quiz: Trivia Questions And Facts!

Rainforest Quiz: Trivia Questions and Facts!

Let's test your knowledge about rainforests. Rainforests on earth play a significant role in ensuring enough oxygen in the atmosphere, and there is constant rainfall. One of the unique species of frogs found in the Central...

Questions: 10 | Attempts: 1785 | Last updated: Nov 25, 2024

Sample Question
Where is the rain forest located?

North Amreica , South America, and Iceland

Central America, the Amazon, Africa, Southern Asia, and Australasia.

Greenland, France, and China

This Is A Fun Angling Quiz You Should Take!

This is a Fun Angling Quiz You Should Take!

Dive into the world of angling with this engaging quiz! Test your knowledge on record catches, fishing techniques, and notable campaigns. Perfect for enthusiasts looking to sharpen their understanding and learn about the impact...

Questions: 11 | Attempts: 127 | Last updated: Mar 21, 2023

Sample Question
The current BRFC record Crucian Carp was caught from Marsh Farm, Surrey.

True

False

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