This quiz works best with JavaScript enabled. Home > Ecology Environment > Ecology And Environment – Quiz 29 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 29 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A wrasse fish feeds on the parasites found on the black sea bass's body. Both species benefit. A) Mutualism. B) Parasitism. C) Commensalism. D) None of above. Show Answer Correct Answer: A) Mutualism. 2. When different species live together. A) Symbiosis. B) Habitat. C) Competiton. D) Predation. Show Answer Correct Answer: A) Symbiosis. 3. There is historical evidence that civilizations can crumple when pressures from population and consumption overwhelm resource availability. Indeed many great civilizations have fallen after depleting resources from their environments, and each has left devastated landscapes in its wake. What did the people of Easter Island do to make their society crumble? A) Used their resources sustainably. B) Started fighting with each other. C) Used all of their resources without thinking about the future. D) Planted two trees for every tree that they cut down. Show Answer Correct Answer: C) Used all of their resources without thinking about the future. 4. Why would citizens be advised to recycle plastic products? A) Because the products are not biodegradable and would therefore accumulate if thrown in the garbage. B) Because this would increase the consumption of petroleum products. C) Because this would decrease the amount of green industry jobs. D) Because the products can be made into inexpensive public art. Show Answer Correct Answer: A) Because the products are not biodegradable and would therefore accumulate if thrown in the garbage. 5. Which biome is characterized by low temperatures and low amounts of rainfall? A) Tundra. B) Desert. C) Temperate deciduous forest. D) Tropical rain forest. Show Answer Correct Answer: A) Tundra. 6. The loss or destruction of forests, mainly for logging or farming. A) Deforestation. B) Reforestation. C) Solid waste pollution. D) Water pollution. Show Answer Correct Answer: A) Deforestation. 7. All the biotic factors in the same place at the same time A) Population. B) Community. C) Ecosystem. D) Biome. Show Answer Correct Answer: B) Community. 8. What type of factors represent the nonliving aspects of an environment? A) Abiotic. B) Biotic. C) Bacteria. D) Protists. Show Answer Correct Answer: A) Abiotic. 9. A focus of environmental science not studied in ecology is the A) Interaction among living things. B) Use of natural resources. C) Influence of humans on the environment. D) Two answers are correct. Show Answer Correct Answer: C) Influence of humans on the environment. 10. When an environment changes, some organisms are better adapted to deal with the change. What will these organisms do? A) They will survive and reproduce, passing on their genetic traits. B) They will survive but they will not reproduce. C) They will not be able to pass on their genetic traits. D) None of the above. Show Answer Correct Answer: A) They will survive and reproduce, passing on their genetic traits. 11. Which human activity has had the greatest impact on climate change? A) Building skyscrapers. B) Deforestation. C) Burning fossil fuels. D) Production of nuclear waste. Show Answer Correct Answer: C) Burning fossil fuels. 12. ..... are the most diverse ecosystems in the world. A) Tropical rain forests. B) Coral reefs. C) Grasslands. D) Urban areas. Show Answer Correct Answer: A) Tropical rain forests. 13. What percentage of energy is passed on to each tropic level? A) 10%. B) 50%. C) 90%. D) 100%. Show Answer Correct Answer: A) 10%. 14. Complete the following ..... population $\rightarrow$ community $\rightarrow$? $\rightarrow$ biome A) Biosphere. B) Ecosystem. C) Organism. D) Organ system. Show Answer Correct Answer: B) Ecosystem. 15. Which of the following greenhouse gases is NOT paired with an activity that produces it? A) Carbon dioxide-respiration. B) Methane-raising cattle. C) Carbon dioxide-burning fossil fuels. D) Methane-cutting down trees. Show Answer Correct Answer: D) Methane-cutting down trees. 16. A farmer plants two species of grass with similar nutrient needs on the same small plot of land. What kind of interaction will most likely occur between the two species? A) Parasitism. B) Competition. C) Commensalism. D) Mutualism. Show Answer Correct Answer: B) Competition. 17. Which is not a limitation to the biotic potential of a species? A) Disease. B) Predation. C) Restricted food resources. D) Excessive choice in mates. Show Answer Correct Answer: D) Excessive choice in mates. 18. Which term refers to the number and variety of species on Earth? A) Biosphere. B) Population. C) Biomes. D) Biodiversity. Show Answer Correct Answer: D) Biodiversity. 19. Boom and bust cycles, where populations will grow and shrink over and over, are usually caused by ..... A) Predator-Prey Relationships. B) Parasite-Host relationships. C) Extinction. D) None of these. Show Answer Correct Answer: A) Predator-Prey Relationships. 20. A symbiotic relationship in which both species benefit. A) Commensalism. B) Parasitism. C) Mutualism. D) Producism. Show Answer Correct Answer: C) Mutualism. ← PreviousNext →Related 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 9Ecology And Environment Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books