This quiz works best with JavaScript enabled. Home > Ecology Environment > Studies > Ecology And Environment – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 1 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Initial or primary sources of toxic substances A) Automobile emissions. B) Dolphin meat. C) Zooplankton. D) Spartans. Show Answer Correct Answer: A) Automobile emissions. 2. Car manufacturers have begun to explore the use of biofuels, such as biodiesel, ethanol, and cooking oils made from plant material. The desired outcome of using these biofuels would be A) A decrease in the use of fossil fuels. B) A decrease in the release of oxygen gas. C) An increase in abiotic resources. D) An increase in global warming. Show Answer Correct Answer: A) A decrease in the use of fossil fuels. 3. In making environmental decisions and policies, governments interact with A) Organizations. B) Businesses. C) Citizens. D) All of these. Show Answer Correct Answer: D) All of these. 4. Members of a species in a defined area A) Ecosystem. B) Community. C) Biodiversity. D) Population. Show Answer Correct Answer: D) Population. 5. Why is the world's loss of biodiversity a source of concern? A) Humans depend on other organisms for food and oxygen. B) Species extinctions have been rare throughout history. C) Loss of biodiversity is not a consern because extictions are common. D) Two answers are correct. Show Answer Correct Answer: A) Humans depend on other organisms for food and oxygen. 6. Multiple organisms of the same species describes a A) Organism. B) Population. C) Community. D) Ecosystem. Show Answer Correct Answer: B) Population. 7. This occurs when niches overlap between species and they have to compete for resources. A) Competition. B) Interspecific. C) Parasite. D) Intraspecies. Show Answer Correct Answer: A) Competition. 8. What Biome is covered in a dense canopy and an understory? A) Tropical Rain Forest. B) Desert. C) Tundra. D) Tropical Savanna. Show Answer Correct Answer: A) Tropical Rain Forest. 9. What animal would be found in the savannah? A) Bison. B) Monkey. C) Lion. D) Polar Bear. Show Answer Correct Answer: C) Lion. 10. The wise management of natural resources, including the preservation of habitats and wildlife A) Conservation. B) Degradation. C) Legislation. D) Communication. Show Answer Correct Answer: A) Conservation. 11. The selective breeding of organisms by humans for specific characteristics is called? A) Evolution. B) Natural selection. C) Adaptation. D) Artificial selection. Show Answer Correct Answer: D) Artificial selection. 12. ..... is a biodegradable material that becomes a pollutant if allowed to accumulate more rapidly than it can decompose A) Plastic. B) Mercury. C) Newspaper. D) Metal from Junk cars. Show Answer Correct Answer: C) Newspaper. 13. Consumer that eats plants A) Heterotroph. B) Herbivore. C) Producer. D) Community. Show Answer Correct Answer: B) Herbivore. 14. What is the original source of almost all energy in most ecosystems? A) Carbohydrates. B) Sunlight. C) Water. D) Carbon. Show Answer Correct Answer: B) Sunlight. 15. How might an introduced plant species kill native plant species? A) . Its rapid growth can deprive native plants of sunlight. B) Its rapid growth can deprive native plants of food. C) It can cause soil loss from erosion. D) Its rapid growth can deprive native plants of oxygen. Show Answer Correct Answer: A) . Its rapid growth can deprive native plants of sunlight. 16. Same species same place same time A) Organism. B) Species. C) Population. D) Community. Show Answer Correct Answer: C) Population. 17. What does every food chain start with? (Even if it's not drawn or written there!) A) Producers. B) Sun. C) Consumer. D) Decomposers. Show Answer Correct Answer: B) Sun. 18. Role an organism plays in an environment. A) Niche. B) Nice. C) Quiche. D) Habitat. Show Answer Correct Answer: A) Niche. 19. What is the number of individuals in an area called? A) Population. B) Number. C) Community. D) Size. Show Answer Correct Answer: D) Size. 20. If a scientist only includes the data that supports their hypothesis, and not the data that does not support their hypothesis A) It's ok, nobody is watching over her shoulder. B) People may not believe the results are reliable. C) Nobody else will try the experiment. D) They will not find the answer to their problem. Show Answer Correct Answer: B) People may not believe the results are reliable. Next →Related QuizzesEcology Environment QuizzesEcology 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 9Ecology And Environment Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books