This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 137 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 137 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Dirty air, water and soil A) Environment. B) Pollute. C) Floor. D) Pollution. Show Answer Correct Answer: D) Pollution. 2. An organism that makes its own food for energy A) Consumer. B) Predator. C) Prey. D) Producer. Show Answer Correct Answer: D) Producer. 3. What is the thinnest layer of the Earth? A) Mantle. B) Inner core. C) Outer core. D) Crust. Show Answer Correct Answer: D) Crust. 4. Term used to describe the Earth which is home to all living things. A) Ecology. B) Ecosystem. C) Biosphere. D) Biome. Show Answer Correct Answer: C) Biosphere. 5. Which of the following is an example of a biotic factor? A) Parasitism. B) Plants. C) Disease. D) All of the above. Show Answer Correct Answer: B) Plants. 6. Which is another word for an organism? A) Abiotic factor. B) Biotic factor. C) Nonliving thing. D) None of above. Show Answer Correct Answer: B) Biotic factor. 7. What are some ABIOTIC factors in an environment? A) Rocks, clouds, stream, temperature, air, wind, sun. B) Animals, people, flowers, trees. Show Answer Correct Answer: A) Rocks, clouds, stream, temperature, air, wind, sun. 8. Trees are ..... A) Biotic. B) Abiotic. Show Answer Correct Answer: A) Biotic. 9. The average weather of an ecosystem: A) Wind. B) Temperature. C) Precipitation. D) Climate. Show Answer Correct Answer: D) Climate. 10. Fish, coral, whale sharks and plankton are apart of which level of organization? A) Biosphere. B) Biome. C) Population. D) Community. Show Answer Correct Answer: D) Community. 11. This biome is characterized by frozen subsoil (permafrost) and includes animals such as the polar bear, lemming, and arctic hare ..... A) Rainforest. B) Taiga. C) Alpine Tundra. D) Arctic Tundra. Show Answer Correct Answer: C) Alpine Tundra. 12. The place where an organism gets its food and shelter: A) Individual. B) Habitat. C) Ecosystem. D) None of above. Show Answer Correct Answer: B) Habitat. 13. Water, nitrogen, carbon dioxide, and oxygen are examples of substances ..... between the biotic and abiotic parts of an environment. A) Respiration. B) Recycled. C) Community. D) Perspired. Show Answer Correct Answer: B) Recycled. 14. A symbiotic relationship where one organism benefits and the other is unaffected A) Mutualism. B) Parasitism. C) Competition. D) Commensalism. Show Answer Correct Answer: D) Commensalism. 15. The biosphere is ..... A) All of planet earth. B) Many organisms of the same species. C) Multiple species living in an area. D) All biotic and abiotic factors. Show Answer Correct Answer: A) All of planet earth. 16. What is at the base of every food chain? A) Producers. B) Primary Consumers. C) The Sun. D) Secondary Consumers. Show Answer Correct Answer: C) The Sun. 17. If one species is lost from a food web the community will probably collapse. A) True. B) False. Show Answer Correct Answer: B) False. 18. Relationship where both organism benefit A) Competition. B) Commensalism. C) Mutualism. D) Parasitism. Show Answer Correct Answer: C) Mutualism. 19. Which layer of the earth's atmosphere protects the earth from dangerous ultraviolet radiation of the sun? A) Ionosphere. B) Ozonosphere. C) Troposphere. D) None of above. Show Answer Correct Answer: B) Ozonosphere. 20. Natural disasters such as flooding and tornadoes are linked to ..... A) Primary succession. B) Secondary succession. C) Old field. D) Ecosystem. Show Answer Correct Answer: B) Secondary succession. ← PreviousNext →Related QuizzesScience QuizzesEcology Quiz 1Ecology Quiz 2Ecology Quiz 3Ecology Quiz 4Ecology Quiz 5Ecology Quiz 6Ecology Quiz 7Ecology Quiz 8Ecology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books