This quiz works best with JavaScript enabled. Home > Ecology Environment > Studies > Ecology And Environment – Quiz 31 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 31 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The Brazilian rain forest is an area with significant biodiversity. As the rain forest is replaced with agricultural land, it is reasonable to predict a reduction in- A) Consumption of solar energy. B) Sustainability over time. C) Precipitation levels. D) Average daily temperature. Show Answer Correct Answer: B) Sustainability over time. 2. Which could most likely have a lasting negative impact on the biodiversity of an area? A) Deforestation. B) Selective cutting. C) An increase in plant populations. D) A reduction in the use of fertilizers. Show Answer Correct Answer: A) Deforestation. 3. To keep something safe or from being damaged or destroyed A) Protect. B) Shield. C) Conserve. D) Congress. Show Answer Correct Answer: C) Conserve. 4. The process by which the characteristics of a species change over many generations in response to the environment. A) Adaptation. B) Interdependence. C) Niche. D) Limiting Factors. Show Answer Correct Answer: A) Adaptation. 5. Which of the following are biotic factors in an ecosystem? A) Rain, sunlight, and plants. B) Plants, animals, and bacteria. C) Temperature, animals, and plants. D) Animals, minerals in the soil, and rain. Show Answer Correct Answer: B) Plants, animals, and bacteria. 6. At the start of the Industrial Revolution, about 10, 000 years ago, humans ..... A) Began planting crops and domesticating animals. B) Changed animal power to machines that ran on fossil fuels. C) Started living in villages. D) Started to use resources sustainably and were very concerned about the environment. Show Answer Correct Answer: B) Changed animal power to machines that ran on fossil fuels. 7. U.S. government to create the Environmental Protection Agency (EPA) in .....? A) 1969. B) 1971. C) 1970. D) None of above. Show Answer Correct Answer: C) 1970. 8. Which of the following correctly shows the organization in an ecosystem, from the smallest to the largest level? A) Community, Ecosystem, Organism, Population. B) Ecosystem, Community, Population, Organism. C) Organism, Population, Community, Ecosystem. D) Population, Community, Ecosystem, Organism. Show Answer Correct Answer: C) Organism, Population, Community, Ecosystem. 9. An organism that eats the secondary consumer. A) Primary Consumer. B) Secondary Consumer. C) Tertiary Consumer. D) Consumer. Show Answer Correct Answer: C) Tertiary Consumer. 10. LARGEST POPULATION IN FOOD CHAIN IS A) DECOMPOSERS. B) PRODUCERS. C) PRIMARY CONSUMERS. D) SECONDARY CONSUMERS. Show Answer Correct Answer: A) DECOMPOSERS. 11. An inheretid trait that increases an organism's chance of survival and reproduction in a certain environment A) Natural selection. B) Evolution. C) Adaptation. D) Artificial selection. Show Answer Correct Answer: C) Adaptation. 12. Nitrogen fixation processes nitrogen from which of the following sources? A) Lightning. B) Fertilizers. C) Dead plants. D) Atmosphere. Show Answer Correct Answer: D) Atmosphere. 13. Which of the following shows an abiotic factor interacting with a biotic factor in the environment? A) Lamprey eels survive by attaching themselves to trout. B) Water temperature affects its oxygen level. C) Low light intensity affects the growth of forest pine trees. D) Gypsy moth caterpillars eat the leaves of apple tree. Show Answer Correct Answer: C) Low light intensity affects the growth of forest pine trees. 14. Which biome has the highest level of biodiversity? A) Tundra. B) Tiaga. C) Temperate forest. D) Tropical rain forest. Show Answer Correct Answer: D) Tropical rain forest. 15. The idea behind source reduction is ..... A) Reducing packaging. B) Reduce materials used in the production of packaging. C) Saves natural resources. D) All of the above. Show Answer Correct Answer: D) All of the above. 16. Normal rainfall has a pH of 5.6 but when the pH falls below 5.6, the rainwater is called ..... A) Precipatation. B) Acid rain. C) Leachate. D) Methane. Show Answer Correct Answer: B) Acid rain. 17. Complex feeding interrelationships between species A) F ood web. B) F ood chain. C) Chain of fools. D) Biomass pyramid. Show Answer Correct Answer: A) F ood web. 18. We can reduce our need for fossil fuels by developing A) Alternative energy sources. B) Natural gas pipelines. C) Gasoline powered cars. D) New oil sources. Show Answer Correct Answer: A) Alternative energy sources. 19. Organisms that breaks down and absorbs nutrients from dead organisms A) Consumer. B) Trophic level. C) Decomposer. D) Species. Show Answer Correct Answer: C) Decomposer. 20. This invasive species came over in boats from Europe in the 1980's. They harm native fish, clog pipes and ruin beaches. A) Sea Lamprey. B) Zebra Mussel. C) Asian Carp. D) Feral Swine. Show Answer Correct Answer: B) Zebra Mussel. ← PreviousNext →Related QuizzesEcology Environment QuizzesEcology And Environment Quiz 1Ecology And Environment Quiz 2Ecology And Environment Quiz 3Ecology And Environment Quiz 4Ecology And Environment Quiz 5Ecology And Environment Quiz 6Ecology And Environment Quiz 7Ecology And Environment Quiz 8Ecology And Environment Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books