This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 501 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 501 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. After a severe drought, the productivity in an ecosystem took many years to return to pre-drought conditions. This observation indicates that the ecosystem has A) High resilience. B) Low resilience. C) High resistance. D) Low resistance. Show Answer Correct Answer: B) Low resilience. 2. Why do leaves change color in the fall? A) The leaves are tired of being green. B) The leaves begin producing a different pigment to seem more attractive. C) Chlorophyll slowly stops being produced, allowing other colors to show through. D) To help birds find their way southward. Show Answer Correct Answer: C) Chlorophyll slowly stops being produced, allowing other colors to show through. 3. Baba Amte is the name associated with- A) Chipko Movement. B) Narmada Bachao Andolan. Show Answer Correct Answer: B) Narmada Bachao Andolan. 4. Martha is curious as to what happened to the dinosaurs. She is convinced that a virus spread across the earth and killed all the dinosaurs. Martha's idea is called a ..... A) Hypothesis. B) Theory. C) Law. D) Question. Show Answer Correct Answer: A) Hypothesis. 5. Survival of the fittest A) Mutation. B) Adaptation. C) Evolution. D) Natural Selection. Show Answer Correct Answer: D) Natural Selection. 6. A ..... feedback loop makes a system more stable. A) Positive. B) Neutral. C) Negative. D) Circular. Show Answer Correct Answer: C) Negative. 7. One way in which wetlands control flooding is by A) Filtering out water pollutnants. B) Absorbing water from rivers. C) Providing habitats for migratory wildlife. D) Reducing the amount of carbon dioxide released into the air. Show Answer Correct Answer: B) Absorbing water from rivers. 8. How does primary and secondary succession compare? A) Primary succession occurs on soil, while secondary succession occurs on bare rock. B) Primary succession occurs on water, while secondary succession occurs on land. C) Primary succession occurs in cold climates, while secondary succession occurs in warm climates. D) Primary succession occurs on bare rock, while secondary succession occurs on soil that has been disturbed. Show Answer Correct Answer: D) Primary succession occurs on bare rock, while secondary succession occurs on soil that has been disturbed. 9. Fresh water found above ground in lakes, ponds, rivers, and streams A) Fish water. B) Watershed. C) Groundwater. D) Surface water. Show Answer Correct Answer: D) Surface water. 10. Heterotrophs that obtain nutrients by breaking down dead and decaying plants and animals are called A) Decomposers. B) Autotrophs. C) Omnivores. D) Producers. Show Answer Correct Answer: A) Decomposers. 11. What happens to the carbon bonds in coal as it ages? A) Just gets older with compression. B) The bonds get weaker with compression. C) The bonds get tighter with compression. D) The bonds explode and cause rampant destruction. Show Answer Correct Answer: C) The bonds get tighter with compression. 12. The acronym "CFC" stands for A) Choro-fluids-carbons. B) Contain-fluid-containments. C) Chloro-fluoro-carbons. D) None of above. Show Answer Correct Answer: C) Chloro-fluoro-carbons. 13. The harvesting of peat as an energy source is dangerous for the workers, why? A) Workers have to work in cold wet conditions. B) Venomous animals live in the bogs where peat is harvested. C) Heat loss from. D) Serious infections caused by bioaerosols; airborne particles containing fungi, viruses, and bacteria. Show Answer Correct Answer: D) Serious infections caused by bioaerosols; airborne particles containing fungi, viruses, and bacteria. 14. What are nonrenewable resources? A) Solar energy, wind energy, hydroelectric power. B) Organic materials, such as wood and paper. C) Renewable resources, such as air and water. D) Fossil fuels, nuclear energy, minerals like copper and gold. Show Answer Correct Answer: D) Fossil fuels, nuclear energy, minerals like copper and gold. 15. The energy within a nucleus of an atom A) Nuclear Energy. B) Neutrons. C) Nuclear Heat. D) None of above. Show Answer Correct Answer: A) Nuclear Energy. 16. Which organism is in a trophic level that would get most of its energy directly from the sun? A) Plant. B) Bug. C) Snake. D) Bird. Show Answer Correct Answer: A) Plant. 17. If I am testing which dog food is the tastiest, what would be my dependent variable? A) Amount of dog food eaten. B) Type of dog food. Show Answer Correct Answer: A) Amount of dog food eaten. 18. Preserving biodiversity is important because A) It creates income opportunities for people. B) It promotes tourism in the country. C) It increases the rate of survival of species in the area. D) It indicates effective laws made by the government officials. Show Answer Correct Answer: C) It increases the rate of survival of species in the area. 19. Which of the following is not an example of an ecosystem service? A) Nutrient cycling. B) Pollination. C) Renewal of topsoil. D) Biomass. Show Answer Correct Answer: D) Biomass. 20. Two historical events during which smog killed many citizen and made thousands sick ..... A) Donora Fluoride Fog and London Smog. B) London Smog and Exxon Valdez. C) China Smog and Fluoride Fog. D) None of above. Show Answer Correct Answer: A) Donora Fluoride Fog and London Smog. ← PreviousNext →Related QuizzesEnvironmental Sciences Quiz 1Environmental Sciences Quiz 2Environmental Sciences Quiz 3Environmental Sciences Quiz 4Environmental Sciences Quiz 5Environmental Sciences Quiz 6Environmental Sciences Quiz 7Environmental Sciences Quiz 8Environmental Sciences Quiz 9Environmental Sciences Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books