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Nutrient Cycles
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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
Explore the Phosphorus Cycle through this engaging quiz. Learn about the release of phosphorus from rocks, its pathway through ecosystems, and why it doesn't exist in the atmosphere. This quiz assesses understanding of...
Questions: 7 | Attempts: 6504 | Last updated: Oct 25, 2024
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Sample QuestionWhich of the following statements about the phosphorus cycle is correct?
Explore the Nitrogen Cycle in Pimlico through this engaging quiz! Assess your understanding of how nitrogen is obtained by animals, fixed by bacteria, and transformed in ecosystems. Ideal for learners curious about ecological...
Questions: 10 | Attempts: 104 | Last updated: Jan 22, 2024
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Sample QuestionHow do animals obtain nitrogen?
Occupying the largest proportion in the atmosphere, Nitrogen is exchanged by living organisms as it forms the largest part of air taken in. Organic Nitrogen Cycle circulates among living organisms, humus and intermediate...
Questions: 6 | Attempts: 3168 | Last updated: Dec 16, 2023
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Sample QuestionThe movement of nitrogen between the environment and living things is called the
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