This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 231 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 231 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When tiny droplets of water form in the air its called- A) Precipitation. B) Evaporation. C) Condensation. D) None of above. Show Answer Correct Answer: C) Condensation. 2. A forest that sheds its leaves in the fall A) Temperate grassland. B) Temperate rainforest. C) Tropical rain forest. D) Temperate deciduous forest. Show Answer Correct Answer: D) Temperate deciduous forest. 3. A tertiary consumer has to be which type? A) Carnivore. B) Decomposer. C) Producer. D) Herbivore. Show Answer Correct Answer: A) Carnivore. 4. In the years immediately after a fire, a forest will experience A) Primary succession. B) Secondary succession. C) A climax community. D) None of above. Show Answer Correct Answer: B) Secondary succession. 5. What is climate change? A) Long-term changes in temperature, precipitation, wind patterns, and other aspects of the Earth's climate system caused by human activities. B) Short-term changes in temperature and weather patterns caused by natural factors. C) Fluctuations in temperature and precipitation due to changes in the Earth's orbit. D) Changes in the Earth's climate system caused by volcanic activity. Show Answer Correct Answer: A) Long-term changes in temperature, precipitation, wind patterns, and other aspects of the Earth's climate system caused by human activities. 6. Scientists use this term to describe how reproductively successful an organism is in its environment. A) Adaptation. B) Fitness. C) Speciation. D) Evolution. Show Answer Correct Answer: B) Fitness. 7. Area near a river's course that are flooded periodically as water levels rise A) Upwelling. B) Flood plain. C) Wetland. D) Aquifer. Show Answer Correct Answer: B) Flood plain. 8. Species that are very important to the functioning of an ecosystem A) Keystone species. B) Exotic species. C) Extinct species. D) Endangered species. E) Threatened species. Show Answer Correct Answer: A) Keystone species. 9. Biomes with higher temps and less precipitation tend to have ..... A) Taller trees. B) No grass. C) Short and dense vegetation. D) No vegetation. Show Answer Correct Answer: C) Short and dense vegetation. 10. Which is a non renewable resource? A) Water. B) Wind. C) Coal. D) Biomass. Show Answer Correct Answer: C) Coal. 11. Out of all of the elements on the periodic table, how many are naturally occurring? A) 20. B) 114. C) 10. D) 92. Show Answer Correct Answer: D) 92. 12. Which choice describes the purpose of the blades in a wind turbine? A) The blades include a gearbox and a generator. B) The blades provide structural support to the turbine. C) The blades convert wind energy into rotational energy. D) The blades create charges inside an electromagnet. Show Answer Correct Answer: C) The blades convert wind energy into rotational energy. 13. Today, mass extinction is going on at an alarming rate and is principally caused by: A) Meteorites hitting the earth. B) Human activties. C) Climatic change. D) Pest and predator control. Show Answer Correct Answer: B) Human activties. 14. A set of moral principles or values held by a person or society is called A) Ethics. B) Justice. C) Culture. D) Biocentrism. Show Answer Correct Answer: A) Ethics. 15. Threat against marine organisms A) Littoral zone. B) Eutrophication. C) Overfishing. D) Salinity. Show Answer Correct Answer: C) Overfishing. 16. Convection current:weather:: A) Richter scale:magnitude. B) Eruption:climate. C) Plate collision:mountain. D) Thermosphere:temperature. Show Answer Correct Answer: C) Plate collision:mountain. 17. What is the period in history is when humans grew plants and raised and harvested animals? (the human population also dramatically increased during this time period) A) Industrial Revolution. B) Agricultural Revolution. C) Hunter-Gather period. D) The Renaissance. Show Answer Correct Answer: B) Agricultural Revolution. 18. What is one advantage surface coal mining has over other mining techniques? A) The complete seam can be accessed. B) It's easier to distinguish between high-and low-quality coal. C) It requires more workers. D) It has a smaller impact on the environment. Show Answer Correct Answer: A) The complete seam can be accessed. 19. What are the main reservoirs of carbon in the carbon cycle? A) Lakes, rivers, animals. B) Deserts, forests, grasslands. C) Oceans sediments, fossil fuels. D) Rocks and atmosphere. Show Answer Correct Answer: C) Oceans sediments, fossil fuels. 20. Changes in a gene pool over time A) Evolution. B) Gene. C) Mutation. D) Genetic drift. Show Answer Correct Answer: A) Evolution. ← PreviousNext →Related QuizzesScience 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books