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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 26
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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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Nucleus 5
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Cell Cycle 18
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Ecosystem 36
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Biomes 24
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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 121
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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 17
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Physiology 24
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Reproduction 26
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Behavior 63
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Bacteriology 33
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Virology 33
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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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Ecology Quizzes, Questions & Answers
Recent Ecology Quizzes
Questions: 11 | Attempts: 113 | Last updated: Mar 22, 2025
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Sample Question1, The clown fish lives among the stinging tentacles of the sea anemone but never gets stung. The sea anemone protects the clown fish from predators, and the clown fish helps bring food to the carnivorous sea anemone. What kind of relationship is this?
Questions: 15 | Attempts: 2363 | Last updated: Oct 20, 2025
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Sample QuestionHow do biotic resources differ from abiotic resources?
Questions: 10 | Attempts: 134 | Last updated: Mar 21, 2025
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Sample QuestionThey are aquatic-dwelling creatures that frequent the lakes, rivers and bogs of the Shivering Isles. A fully-grown adult one can deliver a nasty blow from its claws, a swing from its tail or a potentially deadly bite from its razor-sharp teeth. They spread many diseases and can regenerate health when exposed to water.
Questions: 10 | Attempts: 2485 | Last updated: Aug 22, 2025
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Sample QuestionIn some parts of the world, rainforests are being cut down to make land available for new homes. How does the loss of these trees impact the carbon cycle?
Questions: 12 | Attempts: 371 | Last updated: Mar 18, 2025
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Sample QuestionSugar is the main energy source for life.
Questions: 12 | Attempts: 96 | Last updated: Mar 21, 2025
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Sample QuestionBiotic and abiotic factors determine the productivity of an ecosystem.
Questions: 11 | Attempts: 229 | Last updated: Mar 19, 2025
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Sample QuestionWhich of the following is the best example of biodiversity?
Questions: 10 | Attempts: 185 | Last updated: Mar 21, 2025
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Sample QuestionWhich of the following would be the correct way to write the scientific name for a grey wolf?
Questions: 11 | Attempts: 557 | Last updated: Mar 20, 2025
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Sample QuestionFungi
Questions: 21 | Attempts: 947 | Last updated: Mar 21, 2025
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Sample QuestionWhich statement about dispersal is false?
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