This quiz works best with JavaScript enabled. Home > Agriculture > Ecology Environment > Studies > Ecology And Environment – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 21 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. An inheretid trait that increases an organism's chance of survival and reproduction in a certain environment A) Artificial selection. B) Evolution. C) Natural selection. D) Adaptation. Show Answer Correct Answer: D) Adaptation. 2. Nitrogen fixation processes nitrogen from which of the following sources? A) Dead plants. B) Lightning. C) Fertilizers. D) Atmosphere. Show Answer Correct Answer: D) Atmosphere. 3. Which of the following shows an abiotic factor interacting with a biotic factor in the environment? A) Gypsy moth caterpillars eat the leaves of apple tree. B) Water temperature affects its oxygen level. C) Low light intensity affects the growth of forest pine trees. D) Lamprey eels survive by attaching themselves to trout. Show Answer Correct Answer: C) Low light intensity affects the growth of forest pine trees. 4. Which biome has the highest level of biodiversity? A) Tundra. B) Temperate forest. C) Tiaga. D) Tropical rain forest. Show Answer Correct Answer: D) Tropical rain forest. 5. 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. 6. Normal rainfall has a pH of 5.6 but when the pH falls below 5.6, the rainwater is called ..... A) Precipatation. B) Leachate. C) Methane. D) Acid rain. Show Answer Correct Answer: D) Acid rain. 7. Complex feeding interrelationships between species A) F ood chain. B) Biomass pyramid. C) F ood web. D) Chain of fools. Show Answer Correct Answer: C) F ood web. 8. We can reduce our need for fossil fuels by developing A) Gasoline powered cars. B) Natural gas pipelines. C) Alternative energy sources. D) New oil sources. Show Answer Correct Answer: C) Alternative energy sources. 9. Organisms that breaks down and absorbs nutrients from dead organisms A) Consumer. B) Decomposer. C) Trophic level. D) Species. Show Answer Correct Answer: B) Decomposer. 10. This invasive species came over in boats from Europe in the 1980's. They harm native fish, clog pipes and ruin beaches. A) Zebra Mussel. B) Asian Carp. C) Feral Swine. D) Sea Lamprey. Show Answer Correct Answer: A) Zebra Mussel. 11. The ability of one or more organisms to tolerate a particular chemical designed to kill it A) Artificial selection. B) Evolution. C) Resistance. D) Adaptation. Show Answer Correct Answer: C) Resistance. 12. Which of the following should be the main goal of environmental decision-making and policy? A) To restrict individual freedoms. B) To maintain rapid economic growth. C) To protect the rights of businesses. D) To ensure that resources are shared fairly and used efficiently. Show Answer Correct Answer: D) To ensure that resources are shared fairly and used efficiently. 13. What is a reason that an animal would go extinct? A) A very quick change to the environment. B) Introduction of humans to the environment. C) All of the listed answers could cause an extinction. D) A volcanic eruption that changes major patterns in the environment. Show Answer Correct Answer: C) All of the listed answers could cause an extinction. 14. Which symbols best describe parasitism? A) -, 0. B) +, -. C) +, +. D) +, 0. Show Answer Correct Answer: B) +, -. 15. Which has NOT contributed to the human population explosion? A) Modern preventive medicine. B) Increase in life expectancy. C) Improved waste disposal. D) Increase in recycling and reusing products. Show Answer Correct Answer: D) Increase in recycling and reusing products. 16. Coal, gasoline and oil are ..... resources A) Renewable. B) Unrenewable. C) Semirenewable. D) Nonrenewable. Show Answer Correct Answer: D) Nonrenewable. 17. What is the biosphere? A) All the land, water and air on Earth and the organisms. B) Only the abiotic factors on Earth. C) Only the biotic factors on Earth. D) An area that has a similar climate. Show Answer Correct Answer: A) All the land, water and air on Earth and the organisms. 18. PICK UP THE INCORRECT STATEMENT A) GREEN HOUSE EFFECT IS NATURAL PHENMENON. B) O3 (OZONE) IS HARMLESS TO BREATHE. C) EUTROPHICATION IS SEEN IN WATER. D) GLOBAL WARMING IS RISE IN AVERAGE TEMPERATURE OF EARTH'S CLIMATIC SYSTEM. Show Answer Correct Answer: B) O3 (OZONE) IS HARMLESS TO BREATHE. 19. The capacity to endure. In ecology, this word describes how biological systems remain diverse and productive over time A) Habitat. B) Biodiversity. C) Sustainability. D) Microhabitat. Show Answer Correct Answer: C) Sustainability. 20. Deer ticks are responsible for spreading Lyme disease. This organism, which feeds on the blood of warm-blooded organisms like mice, deer, and humans is best described as A) Predator. B) Scavenger. C) Parasite. D) Host. Show Answer Correct Answer: C) Parasite. 21. Which is not a good representation of a food chain? A) Cricket $\rightarrow$ plant parts$\rightarrow$ hawk. B) Plant parts $\rightarrow$ mouse $\rightarrow$ snake $\rightarrow$ owl. C) Cricket $\rightarrow$ robin $\rightarrow$ fox. D) Plant parts $\rightarrow$ land snail $\rightarrow$ mouse $\rightarrow$ raccoon. Show Answer Correct Answer: B) Plant parts $\rightarrow$ mouse $\rightarrow$ snake $\rightarrow$ owl. 22. Although we rely on coal, oil, and natural gas to produce energy, some environmental scientists have proposed that we use less fossil fuel. One reason to support this proposal is to A) Enable us to preserve rainforests in tropical areas. B) Help us to reduce the production of carbon dioxide gas. C) Allow us to decrease the use of fertilizers on crops. D) Encourage us to end research on wind and water power sources. Show Answer Correct Answer: B) Help us to reduce the production of carbon dioxide gas. 23. Almost all adaptations started off as? A) Physiological. B) Mutation. C) Selective breeding. D) Structural. Show Answer Correct Answer: B) Mutation. 24. What is the correct definition of population? A) Group of individuals that can reproduce together. B) A group of organisms that can reproduce and live in the same area. C) All living things in an area interacting with all non-living parts. D) All the populations of different species living in the same area. Show Answer Correct Answer: B) A group of organisms that can reproduce and live in the same area. 25. When a scientist does several trials of an experiment, how much data should they share with other scientists? A) Only the data that supports their hypothesis. B) Only the data that does not support their hypothesis. C) All of the data. D) Only the data you want to share, you don't want anyone stealing your experiment. Show Answer Correct Answer: C) All of the data. 26. Starts with bare rock followed by lichen A) Primary succession. B) Secondary succession. C) Both types of succession. D) None of above. Show Answer Correct Answer: A) Primary succession. 27. As succession progresses, animal species diversity increases due to the fact that A) Temperatures moderate. B) Food choices increase. C) Less soil is being created. D) Precipitation rates stabilize. Show Answer Correct Answer: B) Food choices increase. 28. What is commensalism? A) When one organism benefits and the other is harmed. B) When one organisms is benefited and the other is neither helped nor harmed. C) When both organisms benefit. D) When neither organism benefits. Show Answer Correct Answer: B) When one organisms is benefited and the other is neither helped nor harmed. 29. The contamination of water bodies, usually as a result of human activities A) Radioactive waste. B) Air pollution. C) Water pollution. D) Solid waste pollution. Show Answer Correct Answer: C) Water pollution. 30. The study of the interactions between organisms and their environment. A) Biology. B) Psychology. C) Geology. D) Ecology. Show Answer Correct Answer: D) Ecology. ← PreviousNext →Related QuizzesEcology Environment QuizzesAgriculture 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books