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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 4
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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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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 110
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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 19
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Reproduction 23
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Behavior 63
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Bacteriology 32
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Virology 32
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Mycology 16
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Parasitology 51
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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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Quizzes, Questions & Answers
Recent Quizzes
What we have here is a biology test, Can You Pass This Test? In biology class we get to learn that cells are the basic unit of life and n more about living things adaptation to the environment they exist it.Do you feel like you...
Questions: 10 | Attempts: 265 | Last updated: Nov 16, 2023
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Sample QuestionWhat is the chemical equation for Hydrocarbon (methane) ?
Stoichiometry is the calculation that deals with the amount of reactants required and the amount of products formed during a chemical reaction. It is based on the Law of Conservation of Mass according to which the total mass...
Questions: 10 | Attempts: 2019 | Last updated: Jul 8, 2025
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Sample QuestionNa + Cl2 --> NaCl (unbalanced) How many moles of chlorine gas (Cl2) would react with 5.0 moles of sodium (Na) according to the following chemical equation?
Explore key concepts in Physical Science through 'Chapter 6', focusing on chemical reactions like synthesis and endothermic reactions, signs of chemical changes, and factors affecting reaction rates. This quiz enhances...
Questions: 10 | Attempts: 224 | Last updated: Mar 21, 2023
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Sample QuestionA synthesis reaction is a reaction between at least two compounds in which
Explore key types of chemical reactions through this focused quiz. Test your understanding of double replacement, decomposition, combustion, combination, and single replacement reactions, essential for mastering Chemistry...
Questions: 27 | Attempts: 502 | Last updated: Mar 21, 2023
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Sample QuestionIf a double replacement reaction is to occur, it must produce at least one of three different possibilities. Which of the following is NOT one of the "driving forces" necessary for a double replacement reaction to take place?
One of the ways we discovered to know if a redox reaction has occurred, you will find that the oxidation numbers of two elements has changed from the reactant side to the product side an example is the formation of hydrogen...
Questions: 10 | Attempts: 6695 | Last updated: Jun 7, 2024
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Sample QuestionWhich change is oxidation?
This quiz is 10 questions testing your knowledge of fire science and behavior
Questions: 10 | Attempts: 1290 | Last updated: Mar 22, 2023
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Sample QuestionWhat describes a process or reaction that releases energy usually in the form of heat, but also in the form of light (e.g. a spark, flame, or explosion), electricity (e.g. a battery), or sound?
Welcome to the Diet Coke and Mentos Reaction Quiz! This quiz is designed to challenge your understanding of the fascinating reaction that occurs when Mentos candies are dropped into Diet Coke. Explore the science behind the...
Questions: 10 | Attempts: 871 | Last updated: Feb 15, 2024
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Sample QuestionWhat type of reaction is the Diet Coke and Mentos eruption?
Students will be assessed on their understanding of chemical reactions, chemical and physical changes, writing chemical formulas and balancing chemical equations.
Questions: 21 | Attempts: 779 | Last updated: Nov 24, 2024
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Sample QuestionThe process in which one or more substances change to make one or more new substances is called?
This quiz, titled 'Ch5 Chemical Reactions', assesses understanding of chemical changes, balancing equations, and reaction types. It is designed to test key concepts such as identifying exothermic reactions and recognizing...
Questions: 26 | Attempts: 481 | Last updated: Mar 19, 2023
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Sample QuestionWhich of the following does not indicate a chemical change has occurred?
Get ready for this balancing chemical equations quiz. When it comes to chemical reactions, there are some ways that you can identify the changes in the elements to check for physical changes or chemical changes. When it comes to...
Questions: 10 | Attempts: 21018 | Last updated: Jun 17, 2024
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Sample Question___ CH4 + ___O2 --> ___CO2 + ___H2O
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