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States of Matter 111
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Solutions 61
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Nomenclature 15
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Hydrocarbons 13
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Alcohols 5
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Ketones 5
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Amines 5
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Polymers 5
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Biomolecules 14
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Proteins 25
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Enzymes 5
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Lipids 14
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Metabolism 40
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Vitamins 6
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Hormones 6
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Prodrugs 5
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Cell Theory 12
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Nucleus 5
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Cell Cycle 18
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Ecosystem 36
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Biomes 25
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Food Chains 16
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Biodiversity 28
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Habitat 5
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Skeletal System 116
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Nervous System 124
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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 5
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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 5
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Mammals 106
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Anatomy 2
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Physiology 27
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Reproduction 26
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Behavior 63
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Bacteriology 33
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Virology 34
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Mycology 16
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Parasitology 59
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Bio Enzymes 21
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Bio Hormones 32
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9th Grade Environmental Chemistry Quizzes, Questions & Answers
Spark curiosity and test your child’s 9th grade Environmental Chemistry knowledge with our engaging quizzes! Read more
Perfect for practice at home or in the classroom—encourage learning through play and exploration.
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Popular Environmental Chemistry Topics
Top Trending Environmental Chemistry Quizzes
This test will go over the Grade 9 Environment Chemistry Unit with topics such as:
the Nitrogen Cycle
Nitrogen Fixation
Cellular Respiration
Acid & Base
Neutralization
Macronutrients &...
Questions: 60 | Attempts: 5225 | Last updated: Jul 18, 2025
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Sample Question 1Macronutrients mean that nutrients are needed in large amounts.
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Sample Question 2What are the most common elements in living things?
Circles O = multiple choice
Squares [ ] = choose multiple answers
READ THE QUESTIONS CAREFULLY!
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Sample Question 1What can indicate healthy levels of chemicals in the water?
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Sample Question 22 biological indicators are...
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Sample QuestionWhat is water quality?
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Sample QuestionWhich gas has the highest percentage in the air?
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Sample QuestionPercentage of sodium chloride in sea water is?
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Sample QuestionUV (ultraviolet) light is used for disinfection and combined chlorine removal.
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Sample QuestionWhat are chemical contaminants?
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Sample QuestionIf a chemical or biological substance comes into contact with skin, eye(s), nostril(s) or mouth, you should:
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Sample QuestionWhat is the ideal range for water hardness?
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Sample QuestionAcid rain is found most often in which part of the United States?
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