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    - Optics Reflection 32
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  - Modern Physics
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- Chemistry
  - Physical Chemistry
    - States of Matter 202
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    - Chemical Equilibrium 18
    - Ionic Equilibrium 50
    - Solutions 10
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    - Chemical Kinetics 18
    - Electrochemistry 12
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  - Inorganic Chemistry
    - Periodic Table 231
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    - 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
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    - Titrations 3
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    - Chromatography 5
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    - Electroanalytical Methods 10
    - Mass Spectrometry 5
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  - Biochemistry
    - Biomolecules 7
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    - Proteins 31
    - Enzymes 24
    - Lipids 49
    - Nucleic Acids 8
    - Metabolism 4
    - Bioenergetics 1
    - Vitamins 35
    - Hormones 17
    - Cell Signaling 16
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  - Environmental Chemistry
    - Air Pollution 18
    - Water Pollution 20
    - Soil Pollution 4
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  - Industrial Chemistry
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    - Food Chemistry 13
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  - Nuclear Chemistry
    - Chemistry Radioactivity 2
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  - 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
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    - Prodrugs 5
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  - Green Chemistry
    - Principles 8
    - Sustainable Design 1
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    - Energy Efficiency 13
    - Catalysis 1
    - Biodegradable Materials 1
    - Green Synthesis 1
    - Solvent Reduction 10
    - Atom Economy 2
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  - 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
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    - Cell Division 113
    - Cell Cycle 37
    - Transport Mechanisms 93
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  - Genetics
    - DNA Structure 95
    - RNA Structure 38
    - Gene Expression 15
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    - DNA Replication 36
    - Transcription 8
    - Translation 4
    - Mutation 43
    - Mendelian Inheritance 38
    - Non Mendelian Inheritance 87
    - Genetic Disorders 130
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    - 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
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    - Human Evolution 22
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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
    - 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
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  - Botany Plant Biology
    - Plant Anatomy 5
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    - Photosynthesis 104
    - Plant Reproduction 32
    - Plant Growth 9
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    - Plant Taxonomy 93
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    - 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
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    - Pathogenic Microbiology 177
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  - Biotechnology
    - Bio Genetic Engineering 4
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    - Cloning 6
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    - Stem Cells 9
    - Bioreactors 5
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    - Bioinformatics 6
    - GMOs 12
    - Proteomics 1
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  - 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
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  - Immunology
    - Innate Immunity 16
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  - Developmental Biology
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- Earth and Space Science
  - Geology
    - Minerals 52
    - Rocks 18
    - Geological Rock Cycle 45
    - Plate Tectonics 107
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    - Soil 8
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    - Natural Resources 28
  - Meteorology
    - Metrological Atmosphere 12
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    - Climate 5
    - Clouds 14
    - Precipitation 2
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  - Oceanography
    - Ocean Basins 21
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    - Marine Life 30
    - Coral Reefs 19
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  - Paleontology
    - Fossilization 6
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  - Natural Disasters
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  - Earth Systems and Cycles
    - Geosphere 4
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    - Biosphere 5
    - Rock Cycle 15
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    - Energy Flow 5
    - Climate System 3
  - Soil Science
    - Soil Formation 3
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    - Soil Fertility 14
    - Soil Physics 1
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- Astronomy
  - Observational Astronomy
    - History of Astronomy 17
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    - Earth 2
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  - Stars and Stellar Evolution
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  - Galaxies
    - Nebulae 1
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  - Cosmology
    - Big Bang 22
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    - Dark Energy 1
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    - 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
    - Mars Life 3
    - Space Missions 5
  - Astronomical Instruments
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  - Space Exploration and Missions
    - Spacecraft 3
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    - 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

Origin Of Life Quizzes, Questions & Answers

Recent Origin Of Life Quizzes

Origin Of Life Post-assessment (Grade 7)

Origin of Life Post-Assessment (Grade 7)

The 'Origin of Life Post-Assessment' for Grade 7 explores foundational concepts in biology and earth sciences. It assesses understanding of organic molecule formation, extinction events, early life evolution, RNA and DNA roles,...

Questions: 12 | Attempts: 280 | Last updated: Mar 21, 2023

Sample Question
The Miller-Urey experiment in which water, gases, heat and electricity formed amino acids demonstrates the following (Standard 3.1j):

It demonstrated that RNA was the first genetic coding system in early Earth

It supported the theory of biogenesis

It was proven that spontaneous generation is possible

It is possible for organic molecules to form from inorganic molecules

It is possible for inorganic molecules to form from organic molecules

The Eight Life Processes

New York State Curriculum- Bio 1- These are the eight life process first you must name them in the fill in the blank section and then you must describe them in the essay question section(just say keywords of what they do).

Questions: 10 | Attempts: 195 | Last updated: Apr 9, 2024

Science 5th Grade Unit One Test

Achievement: Characterizes and classifies living things and recognizes the cell as the fundamental unit of life.

Questions: 10 | Attempts: 376 | Last updated: Feb 28, 2025

Sample Question
This is a Morel. The following is not a characteristic of Morels.

Eats the remains of living things.

They live and they die.

The do not have cells.

All of the above.

None of the above.

Science Quiz : Science Basics And Living Organisms.

Science Quiz : Science Basics and Living Organisms.

Answering 27 questions and fill in the blanks, find out if you are most likely to pass or fail on Tuesday's quiz. (Castle House)

Questions: 19 | Attempts: 285 | Last updated: Mar 25, 2025

Sample Question
What is a independent variable?

The Variable that is Expected to change.

The Variable in a experiment that is being tested.

The variable only used for comparison.

The procedure you are following to get the answer.

Science Quiz For Kids On Living And Nonliving Things

Science Quiz for Kids on Living and Nonliving Things

Ready for an easy science-based quiz on living and nonliving things? Here is one for you. The quiz questions will test your knowledge and intelligence regarding living beings and nonliving objects. It is a fun and...

Questions: 10 | Attempts: 10923 | Last updated: Aug 19, 2024

Sample Question
Which of the following is a living thing?

Ball

Rabbit

Car

AP Bio Quiz Ch 20

AP Bio quiz Ch 20

The fact that no one knows how life began on earth is one of the primary unsolved questions of biology since life began on earth 4billion years ago. Test how well you understood the topic in AP class on history and origin of...

Questions: 8 | Attempts: 308 | Last updated: Mar 22, 2023

Sample Question
Which of the following kinds of molecules is thought to have been absent from the primitive reducing atmosphere?

Water vapor (H2O)

Carbon dioxide (CO2)

Hydrogen (H2)

Oxygen (O2)

Nitrogen (N2)

Kindergarten Living Things Quiz

Want to know how good your child is doing in his kindergarten classes? Try taking this quiz for your kindergarten kids and find out what they learned in our "Characteristics of Living Things" unit in science. So,...

Questions: 10 | Attempts: 9126 | Last updated: Mar 22, 2023

Sample Question
What is one thing all living things need?

Sunglasses

Water

DVDs

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