This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 277 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 277 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Geothermal energy is A) Renewable. B) Nonrenewable. Show Answer Correct Answer: A) Renewable. 2. The things organisms do to survive; bird calls and migration. A) Grasslands. B) Structural adaptations. C) Behavioral adaptations. D) Behavior. Show Answer Correct Answer: C) Behavioral adaptations. 3. An organism's particular role in an ecosystem, or how it makes its living is called a A) Habitat. B) Population. C) Biosphere. D) Niche. Show Answer Correct Answer: D) Niche. 4. Nonnative zebra mussels were first found in a lake near Detroit in 1988. By 1989, it had colonized all Great Lakes waterways. Which scenario is most likely true regarding the introduction of this species? A) Native fish naturally ate zebra mussels. B) The higher biodiversity lead to healthier lakes. C) Native mussels were outcompeted by Nonnative mussels for food and other resources. D) Native mussel populations were growing rapidly. Show Answer Correct Answer: C) Native mussels were outcompeted by Nonnative mussels for food and other resources. 5. The five levels of organization in the environment, from smallest to largest A) Organism, population, biosphere, ecosystem, community. B) Organism, population, biotic element, abiotic, elements, community. C) Organism population, community, ecosystem, biosphere. D) Organisms, population, biosphere, abiotic elements, ecology. Show Answer Correct Answer: C) Organism population, community, ecosystem, biosphere. 6. This is any close relationship between any two different species in an ecosystem A) Symbiosis. B) Parasitism. C) Mutualism. D) Commensalism. Show Answer Correct Answer: A) Symbiosis. 7. Levels in ecological (energy) pyramids are called A) Food chains. B) Trophic levels. C) Food levels. D) Food webs. Show Answer Correct Answer: B) Trophic levels. 8. A tick lives off the blood of a dog and can make it sick. A) Mutualism. B) Commensalism. C) Parasitism. D) None of above. Show Answer Correct Answer: C) Parasitism. 9. What type of factors represent the living organisms in an environment? A) Abiotic. B) Biotic. C) Viruses. D) Natural Disasters. Show Answer Correct Answer: B) Biotic. 10. DNA is located in the nucleus of A) Prokaryotes. B) Eukaryotes. Show Answer Correct Answer: B) Eukaryotes. 11. Why is there a limited amount of energy that can be passed on to the next feeding level? A) There is never enough sunlight available. B) Some ecosystems have limited resources. C) Organisms use some of the energy they get from eating. D) All the energy is available to be passed on. Show Answer Correct Answer: C) Organisms use some of the energy they get from eating. 12. Which of the following is contributing to an INCREASE in carbon dioxide in the atmosphere? A) Deforestation. B) Photosynthesis. C) Oceans. D) All of the above. E) The loss of animal species. Show Answer Correct Answer: A) Deforestation. 13. Which biome, because of its climate and amount of rainfall, has the largest number of species of plants and animals? A) Tundra. B) Rainforest. C) Desert. D) Pineforest. Show Answer Correct Answer: B) Rainforest. 14. What is an organism that gets its food through eating other sources? A) Consumer. B) Producer. C) Autotroph. D) Decomposers. Show Answer Correct Answer: A) Consumer. 15. The greatest numbers of relationships between the organisms in an ecosystem is best shown in A) A food web. B) A food chain. C) An energy pyramid. D) An ecological succession diagram. Show Answer Correct Answer: A) A food web. 16. As ecological succession progresses, a pioneer community gradually changes into a climax community. What typically happens during this process? A) The number of species increases. B) The number of species decreases. C) The organisms in an area decrease in size. D) The organisms in an area can no longer find food. E) The organisms in the area increase in their size. Show Answer Correct Answer: A) The number of species increases. 17. What is another name for evaporation of water through the leaves of plants? A) Transpiration. B) Condensation. C) Precipitation. D) Percolation. Show Answer Correct Answer: A) Transpiration. 18. The way in which the specific environment is exploited by an organisms is an appropriate definition for A) Habitat. B) Ecosystem. C) Trophic level. D) Ecological niche. Show Answer Correct Answer: D) Ecological niche. 19. A ..... is the place that an organism lives-its natural home. A) Habitat. B) Community. C) Population. D) Ecology. Show Answer Correct Answer: A) Habitat. 20. True or False:Biodiversity tends to decrease nearer the equator. A) True. B) False. Show Answer Correct Answer: B) False. ← 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