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- Chemistry
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    - States of Matter 202
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    - Solutions 10
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  - Inorganic Chemistry
    - Periodic Table 231
    - Chemical Bonding 112
    - Coordination Compounds 23
    - Metallurgy 2
    - s Block Elements 1
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    - 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
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    - Electroanalytical Methods 10
    - Mass Spectrometry 5
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    - Separation Techniques 24
  - Biochemistry
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    - 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
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    - Radioactive Pollution 3
  - Industrial Chemistry
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    - Glass 1
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    - Dyes 2
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    - Food Chemistry 13
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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
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    - Natural Polymers 1
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    - 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
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    - Transcription 8
    - Translation 4
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    - Mendelian Inheritance 38
    - Non Mendelian Inheritance 87
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    - Epigenetics 5
  - Evolution
    - Origin of Life 47
    - Theories of Evolution 13
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    - Variation 27
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    - Speciation 9
    - Fossil Record 12
    - Comparative Anatomy 31
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  - Ecology
    - Ecosystem 53
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    - 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
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  - 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
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    - Integumentary System 51
    - Sensory Organs 213
  - Botany Plant Biology
    - Plant Anatomy 5
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    - Plant Physiology 74
    - Photosynthesis 104
    - Plant Reproduction 32
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    - 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
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    - 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
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  - 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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  - Developmental Biology
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- Earth and Space Science
  - Geology
    - Minerals 52
    - Rocks 18
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    - Plate Tectonics 107
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  - Meteorology
    - Metrological Atmosphere 12
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  - Oceanography
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  - Natural Disasters
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  - Earth Systems and Cycles
    - Geosphere 4
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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
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  - Stars and Stellar Evolution
    - Star Formation 1
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    - Black Holes 5
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  - Cosmology
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    - Large Scale 1
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  - Exoplanets
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  - Astrobiology
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  - Space Exploration and Missions
    - Spacecraft 3
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    - Mars Missions 2
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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

Conservation Quizzes, Questions & Answers

Recent Conservation Quizzes

What Should You Give Up To Save The Environment?

What should you give up to save the environment?

We all live on the earth together. If each of us acts in a selfish way, our water, food, air, and land will become polluted and degraded. If everyone must sacrifice something to help the environment, how much and what would you...

Questions: 10 | Attempts: 106 | Last updated: Mar 21, 2022

Sample Question
Do you recycle?

Nope. Everything in the trash bin.

A bit... I recycle cans, paper, or bottles when it's easy

Yes, I carefully clean and sort all my recyclables each week

Interesting Quiz On Green Science

Interested in some trivia on Green Science?Let's get kicking

Questions: 15 | Attempts: 108 | Last updated: Mar 16, 2022

Sample Question
What do you mean by Sargassum?

Iodine Compound

Species Of Seaweed

Mechanical Submersible

Ocean Floor Debris

Quiz On Science Glossaries Terms

Quiz on Science Glossaries terms

Brush your knowledge on Green Science with these quiz questions.

Questions: 15 | Attempts: 105 | Last updated: Mar 22, 2022

Sample Question
Meaning Of Fish stocks

Fish-Free Regions

Fisherman Fishing Locale

Internal Fish Organs

Fish Immobilization Tool

Green Environment Words Level - 2

This quiz is just for fun and if you are interested in Green Environment Words!!you can play

Questions: 15 | Attempts: 100 | Last updated: Mar 20, 2022

Sample Question
Inert ingredient means:

Drilling Arm

Basement Drain

Not Active

Active

Green Environment Words Quiz

Expand your eco-vocabulary with our Green Environment Words Quiz! This informative environment vocabulary-based quiz is designed to test your knowledge of key terms and concepts related to the environment and sustainability. From...

Questions: 15 | Attempts: 118 | Last updated: Jul 5, 2024

Sample Question
What does "finished water" mean?

Vapor

Treated water

Hard water

Dead water

Nature Shows Trivia Question

Nature Shows trivia question

Explore the world of nature-themed television with our 'Nature Shows Trivia'. Test your knowledge on famous hosts and programs from 'Wild Kingdom' to 'Monster Fish'. Perfect for enthusiasts of media and environmental education.

Questions: 40 | Attempts: 117 | Last updated: Mar 18, 2022

Sample Question
Who was the host of "Mutual of Omaha's Wild Kingdom" from 1963 to 1985?

Marlin Perkins

Simon Perkins

Jim Fowler

Bob Ransdell

World Environment Day Quiz

Do you think you know everything about our environment? Test your knowledge with this amazing quiz and see how much you really know about our nature Earth. Sounds fun, right? So let's get started. All the best! We...

Questions: 10 | Attempts: 1927 | Last updated: Mar 22, 2023

Sample Question
On site, we must prevent pollution of watercourses, such as the Grand Union canal at West Drayton. In Riga, Latvia, high levels of pollutants are still found in many of the country’s main water sources, thus placing Latvia amongst the worst in Europe for water quality. Which Crossrail West station is twinned with Riga?

Maidenhead

Ealing Broadway

Slough

West Drayton

Take The Enviro Quiz!

Take the Enviro Quiz!

AND YOU CAN WIN A PRIZE FROM THE CHABOT SPACE AND SCIENCE CENTER

Questions: 5 | Attempts: 223 | Last updated: Mar 21, 2023

Sample Question
On average, how long do people use a plastic bag?

Approximately 10 minutes

Approximately 5 minutes

Approximately 30 minutes

Approximately 1 hour

3.8 Solutions For Sustainability

3.8 Solutions for Sustainability

Environmental Science 3. 8 - I CAN describe solutions for sustainability.

Questions: 5 | Attempts: 1811 | Last updated: Mar 22, 2023

Sample Question
Which of the following is NOT a strategy that could slow population growth?

Legal punishments

Limiting education for women

Public Policy

Economic incentives

The Amazing Sustainability Game Show!

Prepare yourself for the ULTIMATE QUIZ of the topic of sustainability!

Questions: 20 | Attempts: 5649 | Last updated: May 22, 2024

Sample Question
How much % of a mobile phone can be recycled?

A. 20%

B. 60%

C. 50%

D. 90%

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