This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 266 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 266 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A relationship where one species benefits but the other is neither helped or harmed is called a(n) ..... A) Mutalismsm. B) Commensalism. Show Answer Correct Answer: B) Commensalism. 2. What is a GEOGRAPHIC AREA where plants, animals, and other organisms, as well as weather and landscapes, work together to form a bubble of life? A) Ecology. B) Ecosystem. C) Biome. D) Biodiversity. Show Answer Correct Answer: B) Ecosystem. 3. What is the role of an organism in its habitat or how it makes its living? A) Community. B) Population. C) Niche. D) Ecosystem. Show Answer Correct Answer: C) Niche. 4. All of the following are abiotic factors except: A) Tree. B) Temperature. C) PH. D) Sunlight. Show Answer Correct Answer: A) Tree. 5. Who was a lover of nature and convinced Teddy Roosevelt to preserve lands for National Parks? A) Albert Einstein. B) John Muir. C) Teddy Roosevelt. D) George Washington. Show Answer Correct Answer: B) John Muir. 6. What is another word for consumers? A) Heterotroph. B) Autotroph. Show Answer Correct Answer: A) Heterotroph. 7. This biome is near the equator. A) Temperate deciduous forest. B) Grassland. C) Rainforest. D) Desert. Show Answer Correct Answer: C) Rainforest. 8. Which of the following is not a biotic factor that can affect plants? A) Availability of food. B) New pathogens. C) New predators. D) Amount of carbon dioxide. Show Answer Correct Answer: D) Amount of carbon dioxide. 9. Parts of the seed that becomes the root A) Epicotyl. B) Cotyledon. C) Hypocotyl. D) Radicle. Show Answer Correct Answer: D) Radicle. 10. What is the main use of coal today? A) Heating homes. B) Fuel for vehicles. C) Making electricity. D) Powering solar panels. Show Answer Correct Answer: C) Making electricity. 11. Series of changes where other organisms have not previously lived A) Primary succession. B) Secondary succession. C) Commensalism. D) Competition. Show Answer Correct Answer: A) Primary succession. 12. Learned behavior A) Born with a behavior. B) Behavior most likely learned from parent, sibling or someone close to you. Show Answer Correct Answer: B) Behavior most likely learned from parent, sibling or someone close to you. 13. By looking at the skull of a mammal you can tell if the animal is a(n) A) Organism. B) Carnivore, herbivore or omnivore. C) Biotic or abiotic. D) Incisors, molars, premolars. Show Answer Correct Answer: B) Carnivore, herbivore or omnivore. 14. It is raining outside right now. A) Weather. B) Climate. Show Answer Correct Answer: A) Weather. 15. Which of the following is the sum of all living organisms on Earth? A) Community. B) Biosphere. C) Food web. D) Population. Show Answer Correct Answer: B) Biosphere. 16. Sustainable means A) Using a lot of energy. B) Being able to last for a long time by creating as much as you use. C) Being able to cause a stain. D) None of above. Show Answer Correct Answer: B) Being able to last for a long time by creating as much as you use. 17. The greater the biodiversity is, the ..... sustainable an ecosystem is. A) Less. B) Equal. C) More. D) None of above. Show Answer Correct Answer: C) More. 18. As it grows from a seed to a mature plant, aplant will grow taller and thicker. which are abiotic factors most responcible for the increase in the mass of the plant A) Water, sunlight, carbon dioxide. B) Minerals, water, plant enzymes. C) Sunlight, oxygen, plant receptors. D) Water, minerals, bacteria. Show Answer Correct Answer: A) Water, sunlight, carbon dioxide. 19. Selective breeding leads to genetic change in a population.Which factor causes the population to change in selective breeding? A) Environmental conditions or challenges. B) Individual choice. C) Human intervention. D) Migration over long distances. Show Answer Correct Answer: C) Human intervention. 20. Which type of succession happens when a new island is formed by a volcano erupting? A) Primary succession. B) Secondary succession. Show Answer Correct Answer: A) Primary 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