This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 87 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 87 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How can people change biomes? A) By melting the permafrost with campfires. B) By cutting down trees & polluting the water. C) By raising different kinds of animals on farms. D) By using canoes & boats to navigate rivers. Show Answer Correct Answer: B) By cutting down trees & polluting the water. 2. A decomposer? A) Eats dead plants or animals and breaks down to put nutrients in the soil. B) Eats plants or other animals for food. C) Makes its own food. D) Machine that gathers trash. Show Answer Correct Answer: A) Eats dead plants or animals and breaks down to put nutrients in the soil. 3. An underground reservoir of water is known as ..... A) An Estuary. B) An Aquifer. C) Sublimation. D) Permafrost. Show Answer Correct Answer: B) An Aquifer. 4. Through which process do living organisms release carbon into the atmosphere? A) Photosynthesis. B) Cellular Respiration. C) Transpiration. D) Combustion. Show Answer Correct Answer: B) Cellular Respiration. 5. An example of prey: A) Lion. B) Mouse. C) Shark. D) None of above. Show Answer Correct Answer: B) Mouse. 6. Eukaryotic cells are A) Found in plants, animals, and fungi. B) Cells with no membrane bound organelles. C) Less organized than prokaryotic cells. D) Not in possession of a nucleus. Show Answer Correct Answer: A) Found in plants, animals, and fungi. 7. A food ..... consists of many overlapping food ..... A) Web, chains. B) Chain, webs. C) Pyramid, webs. D) Web, pyramids. Show Answer Correct Answer: A) Web, chains. 8. Where does all energy on earth ultimately come from? A) The circle of life. B) Plants. C) The sun. D) The force. Show Answer Correct Answer: C) The sun. 9. The organism that eats the other is called A) Predator/consumer. B) Producer. C) Sun. D) None of above. Show Answer Correct Answer: A) Predator/consumer. 10. Which process converts carbon in the form of sugar into carbon dioxide gas? A) Bioremediation. B) Photosynthesis. C) Respiration. D) Transpiration. Show Answer Correct Answer: C) Respiration. 11. An environment that provides the things an organism needs is its ..... A) Biotic factor. B) Habitat. C) Ecosystem. D) None of above. Show Answer Correct Answer: B) Habitat. 12. A consumer that eats another consumer for energy is known as a ..... A) Primary Consumer. B) Secondary Consumer. C) Tertiary Consumer. D) Top Level Consumer. Show Answer Correct Answer: B) Secondary Consumer. 13. Which of the following is a disadvantage of using wind turbines as a renewable energy source? A) It is noisy and can disrupt nearby environments. B) It is a clean, renewable energy source. C) It is not strong enough to generate electricity. D) It is a different option to reduce the amount of fossil fuels burned. Show Answer Correct Answer: A) It is noisy and can disrupt nearby environments. 14. How does some of the nitrogen get recycled in the nitrogen cycle? A) Animals and plants die, wastes, and lightning. B) Animal dung. C) Lightning. D) Plants die and lightning. Show Answer Correct Answer: A) Animals and plants die, wastes, and lightning. 15. Which of the following is a correct definition for the term 'habitat'? A) The relationship between an organism and other species. B) The interacting community of organisms and the environment. C) The way in which the environment is exploited by the organism. D) A location within a biome where an organisms dwells. Show Answer Correct Answer: D) A location within a biome where an organisms dwells. 16. UN First International Conference on Environment held on A) 1987. B) 1997. C) 1992. D) 1972. Show Answer Correct Answer: D) 1972. 17. The place where an organism lives A) Ecosystem. B) Community. C) Population. D) Habitat. Show Answer Correct Answer: D) Habitat. 18. How do living organisms return carbon to the atmosphere in the carbon cycle? A) Respiration and photosynthesis. B) Decomposition and respiration. Show Answer Correct Answer: B) Decomposition and respiration. 19. An animal or person that eats only plants. A) Herbivore. B) Omnivore. C) Carnivore. D) Producer. Show Answer Correct Answer: A) Herbivore. 20. Something that is nonliving is called? A) Biotic factors. B) Abiotic factors. C) Limiting factor. D) None of above. Show Answer Correct Answer: B) Abiotic factors. ← 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