This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 152 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 152 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which example is a form of precipitation? A) Dew. B) Fog. C) Frost. D) Hail. Show Answer Correct Answer: D) Hail. 2. Sea anemones protect clownfish from predators, while clownfish eat things that harm the sea anemones. This symbiotic relationship is an example of A) Commensalism. B) Mutualism. C) Parasitism. D) None of above. Show Answer Correct Answer: B) Mutualism. 3. Which of the following is an abiotic factor that could possibly decrease a population if it drastically changes? A) Competition. B) Predator-prey relationships. C) Temperature. D) Disease. Show Answer Correct Answer: C) Temperature. 4. A group of one kind of organism living in the same area. A) Biosphere. B) Population. C) Community. D) Ecosystem. Show Answer Correct Answer: B) Population. 5. An increase in Earth's average temperature from the build up of carbon dioxide and other greenhouse gases in the atmosphere is called A) Transpiration. B) Ozone depletion. C) Global warming. D) Eutrophication. Show Answer Correct Answer: C) Global warming. 6. Anything that would keep a population from growing larger. A) Symbiosis. B) Limiting Factors. C) Carrying capacity. D) None of above. Show Answer Correct Answer: B) Limiting Factors. 7. An aquatic food chain is shown below.Algae $\rightarrow$ Zooplankton $\rightarrow$ Minnow $\rightarrow$ Perch $\rightarrow$ HawkWhat would most likely result if a waterborne bacterium caused the death of most of the minnow population? A) Decrease in both algae and zooplankton populations. B) Increase in both zooplankton and perch populations. C) Increase in both perch and hawk population. D) Decrease in both perch and hawk population. Show Answer Correct Answer: D) Decrease in both perch and hawk population. 8. A ..... cannot make its own energy and eats only plants for their energy. A) Producer. B) Primary consumer. C) Secondary Consumer. D) Tertiary Consumer. Show Answer Correct Answer: B) Primary consumer. 9. Which of the following is an example of an abiotic factor of an ecosystem? A) Sunlight. B) Animals. C) Plants. D) Fungi. Show Answer Correct Answer: A) Sunlight. 10. The study of how living things interact with each other and their environment is: A) DNA. B) Ecology. C) Homeostasis. D) Circulation. Show Answer Correct Answer: B) Ecology. 11. Bees and flowers have evolved to need one another. Flowers receive pollination from bees as they fly from flower to flower gathering nectar. This is an example of ..... A) Commensalism. B) Parasitism. C) Predation. D) Mutualism. Show Answer Correct Answer: D) Mutualism. 12. What is a model that represents or describes the relationships between the components of an ecological system? A) Ecological model. B) Environmental model. C) Ecosystem model. D) None of above. Show Answer Correct Answer: A) Ecological model. 13. True or False. The nitrogen in the atmosphere is in the right form for living things to use. A) True. B) False. Show Answer Correct Answer: B) False. 14. Individuals of a population who move into an area. A) Immigration. B) Emigration. C) Litigation. D) Mastication. Show Answer Correct Answer: A) Immigration. 15. How do adaptations help animals? A) To hide from predators. B) To hunt for food. C) To survive in their habitats. D) All of these are correct. Show Answer Correct Answer: D) All of these are correct. 16. What is the meaning of the word population? A) Every living thing that lives on this planet. B) Organisms that live in the same place. C) All living things that live everywhere in the same environment. D) Living things of the same kind live in the same place in a period of time. Show Answer Correct Answer: D) Living things of the same kind live in the same place in a period of time. 17. What percentage of energy is used up by the organism at any level of the energy pyramid for everyday life processes? A) 10%. B) 25%. C) 50%. D) 90%. Show Answer Correct Answer: D) 90%. 18. What's the best way to reduce waste? A) Always recycle. B) Buy less. C) Shop for discounted item. D) None of the given. Show Answer Correct Answer: B) Buy less. 19. A ..... is the same species living together in an area. A) Organism. B) Population. C) Community. D) Ecosystem. Show Answer Correct Answer: B) Population. 20. Coniferous forests do well where the A) Summer is hot, and the winter is warm. B) Summer is cool, and winter is cool. C) Summer is cool, and the winter is harsh. D) Summer is hot, and the winter is harsh. Show Answer Correct Answer: C) Summer is cool, and the winter is harsh. ← 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