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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 5
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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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Genomics 1
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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 111
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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 20
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Reproduction 23
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Behavior 63
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Bacteriology 32
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Virology 33
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Mycology 16
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Parasitology 50
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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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7th Grade Chemistry Quizzes, Questions & Answers
Recent Chemistry Quizzes
This Chemistry Mid Term Test assesses basic measurement conversions and understanding of matter. It covers conversions between grams, kilograms, milliliters, liters, kilometers, millimeters, and defining basic chemistry concepts....
Questions: 70 | Attempts: 91 | Last updated: Jun 22, 2025
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Sample Questionconvert 20g to kg
Are you ready to dive into the fascinating world of atoms and molecules? Our Concepts of Atom and Molecules Quiz is designed to challenge and expand your understanding of these fundamental building blocks of chemistry. Test your...
Questions: 20 | Attempts: 242 | Last updated: May 10, 2025
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Sample QuestionThe smallest particle of an element is called?
Ready to ace your upcoming chemistry exam? Our "Chemistry Unit 1 Practice Test" is here to help you master the fundamentals and boost your confidence! This comprehensive quiz covers all the essential concepts from your...
Questions: 45 | Attempts: 7590 | Last updated: Oct 12, 2025
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Sample QuestionWhat is chemistry?
Quiz for students covering some Chemistry topics taught in Key stage 3
Questions: 10 | Attempts: 4357 | Last updated: Mar 22, 2025
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Sample QuestionWhat is the pH of a weak acid?
Are you familiar with the water purification process and can pass this quiz? Water purification removes dangerous chemicals, biological containments, suspended solids, and gases from water. The ambition is to produce water that...
Questions: 16 | Attempts: 3596 | Last updated: Mar 21, 2025
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Sample QuestionWhich of the following is a system used to treat the final rinse water used for cleaning?
How much do you know about fuel cells? Care to test your knowledge?Â
Questions: 5 | Attempts: 1339 | Last updated: Mar 22, 2025
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Sample QuestionHydrogen is limitless.
Prepare yourself to take this "Elements compounds and mixtures quiz for grade 7th." We came to know the difference between a mixture, compound, and element in chemistry class. A compound is a substance made up of two or...
Questions: 14 | Attempts: 40037 | Last updated: Sep 9, 2025
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Sample QuestionAn alloy is:
When it comes to sciences, most students often have a hard time hitting the pass mark but with a little more practice. To assess your understanding of the material covered in 8th Grade Chemistry and Biology classes, I have...
Questions: 59 | Attempts: 586 | Last updated: Oct 22, 2025
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Sample QuestionThe variable that is changed by the scientist is the independent variable and the variable that the scientist is recording data on is the dependent variable. The dependent variable is the variable that is being measured and/or observed. Additional variables know as the constant variables remain the same or constant throughout the experiment. These variables must be kept constant to insure that they do not effect the outcome of the experiment. Based on the following hypothesis: If liquid fertilzer is used then the plant will grow larger, what is the independent variable?
This 'Science Chapter 3-4 Practice' quiz assesses understanding of chemical substances and mixtures. It covers concepts such as compounds, solutions, alloys, colloids, and differentiates mixtures from compounds, enhancing...
Questions: 39 | Attempts: 173 | Last updated: Feb 22, 2025
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Sample QuestionA pure substance made of two or more elements that are chemically combined is called a(n) ______________________
The Nature of Matter Quiz explores fundamental concepts in chemistry, focusing on the properties and behavior of matter. It assesses understanding of atoms, molecules, energy, and the distinction between matter and non-matter,...
Questions: 25 | Attempts: 2231 | Last updated: Mar 21, 2025
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Sample QuestionChemistry is the study of matter and how it changes.
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