This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 172 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 172 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Imported animal species often disrupt an ecosystem because in their new environment, they will most likely A) Eliminate the genetic variation of the autotrophs. B) Increase the number of mutations in the herbivores. C) Have no natural enemies. D) Be unable to produce offspring. Show Answer Correct Answer: C) Have no natural enemies. 2. A ..... holds an element or water for a long period. A) Reservoir. B) Condensation. Show Answer Correct Answer: A) Reservoir. 3. TRUE or FALSE:Individuals whose unique characteristics are best suited for their environment tend to survive and produce offspring. A) True. B) False. Show Answer Correct Answer: A) True. 4. Which of the following is an advantage of solar energy? A) It will not run out for billions of years. B) It is not available at night. C) No backup energy sources are needed. D) It must be collected from a huge area. Show Answer Correct Answer: A) It will not run out for billions of years. 5. Energy increases as you move up the food pyramid (from bottom to top). A) True. B) False. Show Answer Correct Answer: B) False. 6. What does niche mean? A) The role of an organism in its habitat, or how it makes its living (how it gets its food, what it eats, etc.). B) The organism that is harmed in a predator-prey relationship. C) The interaction in which one organism kills another for food. D) None of above. Show Answer Correct Answer: A) The role of an organism in its habitat, or how it makes its living (how it gets its food, what it eats, etc.). 7. An ecological pyramid is: A) A step in a food chain or food web. B) A step over dead matter. C) A diagram that shows the relative amounts of energy or matter within each trophic level in a food chain of food web. D) The total amount living tissue within a trophic pyramid. Show Answer Correct Answer: C) A diagram that shows the relative amounts of energy or matter within each trophic level in a food chain of food web. 8. Which of these organisms would you most expect to find on a small island that formed as a result of a volcanic two years prior? A) Climbing vines. B) Hardwood tree. C) Monkey. D) Lichen. Show Answer Correct Answer: D) Lichen. 9. Any living thing A) Organism. B) Population. C) Community. D) None of above. Show Answer Correct Answer: A) Organism. 10. All of the following are biotic except ..... A) Animals. B) Minerals. C) Algae. D) Trees. Show Answer Correct Answer: B) Minerals. 11. Abiotic factor A) Grass. B) Sun. C) Birds. D) Bacteria. Show Answer Correct Answer: B) Sun. 12. An organism that does not require light to make their own food is a ..... A) Chemotroph. B) Autotroph. C) Plant. D) Algae. Show Answer Correct Answer: A) Chemotroph. 13. Another name for producer that means "self eater" A) Autotroph. B) Consumer. C) Heterotroph. D) Predictor. Show Answer Correct Answer: A) Autotroph. 14. ..... shows all the living things are connected. A) Food chain. B) Food web. C) Ecosystem. D) None of above. Show Answer Correct Answer: B) Food web. 15. What are fossil fuels made from? A) Plants and animals that are buried underground for millions of years. B) They absorb it from the atmosphere. C) Water. D) Wind. Show Answer Correct Answer: A) Plants and animals that are buried underground for millions of years. 16. True of False:plants absorb the sun's energy, then passes it on to the organism that eats them. This is called photosynthesis. A) True. B) False. Show Answer Correct Answer: A) True. 17. When humans cut down large amounts of trees in an area this is called A) Hunting. B) Construction. C) Logging. D) Flooding. Show Answer Correct Answer: C) Logging. 18. What absorbs light energy A) Chlorophyll. B) Roots. C) Stomata. D) H2o. Show Answer Correct Answer: A) Chlorophyll. 19. Daniel, Priya, and Abigail are studying the population of rabbits in a particular forest. They want to determine the maximum number of rabbits that the resources in the forest can support. What is this concept called? A) Energy limit. B) Food limit. C) Limiting factor. D) Carrying capacity. Show Answer Correct Answer: D) Carrying capacity. 20. The dominant plants in the grasslands are ..... A) Rainfall. B) Dormant. C) Grasses. D) Trees. Show Answer Correct Answer: C) Grasses. ← 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