This quiz works best with JavaScript enabled. Home > Ecology Environment > Ecology And Environment – Quiz 34 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 34 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Immigration is ..... A) The action of coming to live permanently in a foreign country. B) The act of leaving one's own country to settle permanently in another. C) Seasonal movement of animals from one region to another. D) None of above. Show Answer Correct Answer: A) The action of coming to live permanently in a foreign country. 2. How can a global loss of biodiversity impact the Earth? A) It can increase ecosystem stability. B) It can promote a wider variety of life within the biosphere. C) It can lead to a global shortage of food. D) It can increase the life expectancy of all species. Show Answer Correct Answer: C) It can lead to a global shortage of food. 3. What term is given by scientists to the living parts of an ecosystem? A) Biotic Factors. B) Abiotic Factors. C) Community. D) Population. Show Answer Correct Answer: A) Biotic Factors. 4. An individual living thing is called A) A population. B) An organism. C) An ecosystem. D) A community. Show Answer Correct Answer: B) An organism. 5. Which human activity would preserve finite resources? A) Deforestation. B) Removing carnivores from a forest. C) Recycling aluminum. D) The production of new species. Show Answer Correct Answer: C) Recycling aluminum. 6. Which biome covers most of the land mass near the Earth's equator? A) Tundra. B) Desert. C) Grassland. D) Tropical forest. Show Answer Correct Answer: D) Tropical forest. 7. Another name for a producer is an A) Heterotroph. B) Autotroph. C) Herbivore. D) Carnivore. Show Answer Correct Answer: B) Autotroph. 8. A type of succession that occurs on abandoned farmland A) Old-field succession. B) Ecological succession. C) Secondary succession. D) Algal bloom. Show Answer Correct Answer: A) Old-field succession. 9. Farming reduces the natural biodiversity of an area, yet farms are necessary to feed the world's human population. This situation is an example of A) Poor land use. B) A trade-off. C) Conservation. D) A technological fix. Show Answer Correct Answer: B) A trade-off. 10. Which of the following is the work of an environmentalists? A) Reduce air and water pollution. B) Protect natural environments so that endangered animals can survive. C) Find ways to conserve natural resources. D) All of these above. Show Answer Correct Answer: D) All of these above. 11. The most common reason species become extinct is due to: A) Starvation. B) Loss of resources. C) Loss of habitat. D) Loss of space. Show Answer Correct Answer: C) Loss of habitat. 12. Nitrogen can be found A) In our atmosphere. B) In DNA. C) In proteins. D) All of these answers are correct. Show Answer Correct Answer: D) All of these answers are correct. 13. Which of the following is an example of an abiotic factor. A) Rose bush. B) Water. C) Grass. D) Rabbit. Show Answer Correct Answer: B) Water. 14. Define biosphere A) The regions of the surface, atmosphere, and hydrosphere of the earth occupied by living organisms. B) The biosphere of the earth or another planet, especially when the interaction between the living and nonliving components is emphasized. C) The envelope of gases surrounding the earth or another planet. D) None of above. Show Answer Correct Answer: A) The regions of the surface, atmosphere, and hydrosphere of the earth occupied by living organisms. 15. What does ecology mean? A) :someone who studies how living things interact and depend on each other within ecosystem. B) * A network of living and nonliving organisms in which each organism is affected by the other organisms in the network. C) * the branch of science dealing with the complex relationship among living things in their environment. D) * Can be replaced by the efforts of humans. Show Answer Correct Answer: C) * the branch of science dealing with the complex relationship among living things in their environment. 16. What is an ecological model of the relationships that form a network of complex interactions among organisms in a community from producers to decomposers? A) Food web. B) An ecosystem. C) Food chain. D) A population. Show Answer Correct Answer: C) Food chain. 17. What are the three key factors of a population? A) Uniform, Random, Clumped. B) Immigration, emigration, Growth rate. C) Size, Density, Dispersion. D) People, place, things. Show Answer Correct Answer: C) Size, Density, Dispersion. 18. What is a major contributor to global warming? A) Excess oxygen. B) Excess carbon dioxide. C) Excess carbon monoxide. D) Excess hydrogen. Show Answer Correct Answer: B) Excess carbon dioxide. 19. Climate change is caused by rising levels of A) The oceans. B) Carbon dioxide and other greenhouse gases. C) Oxygen in the atmosphere. D) Fossil fuels. Show Answer Correct Answer: B) Carbon dioxide and other greenhouse gases. 20. Traffic fumes contribute greatly to air ..... in this city. A) Pollute. B) Polluter. C) Pollutant. D) Pollution. Show Answer Correct Answer: D) Pollution. ← 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