This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 290 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 290 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the primary cause of increasing ocean acidification? A) Increasing ocean carbon levels. B) Ocean warming. C) Increasing ocean salinity. D) Pollution. Show Answer Correct Answer: A) Increasing ocean carbon levels. 2. Humans choosing which seeds to plant each season is called A) Natural selection. B) Selective breeding. C) Overgrazing. D) Salinization. Show Answer Correct Answer: B) Selective breeding. 3. How many electrons can the first level or ring hold? A) 2. B) 4. C) 6. D) 8. Show Answer Correct Answer: A) 2. 4. How does density play a role in convection currents? A) Warm air is more dense and rises. B) Warm air is more dense and sinks. C) Cold air is more dense and sinks. D) Cold air is more dense and rises. Show Answer Correct Answer: C) Cold air is more dense and sinks. 5. After a massive flood in 2015 in the town where her grandparents lived, this college student co-founded the Sunrise Movement, an organization dedicated to protect environmental resources like water, and air by promoting solar energy and creating sustainable jobs. A) Georgie Badiel. B) Autumn Peltier. C) Stella Voolis. D) Varshini Prakash. Show Answer Correct Answer: D) Varshini Prakash. 6. The second law of thermodynamics states that whenever energy is converted from one form to another in a physical or chemical change, you end up with ..... energy than before. A) Less. B) More. C) More concentrated. D) Lower-quality. Show Answer Correct Answer: D) Lower-quality. 7. Which animal behavior is an example of responding to temperature in their environment? A) Migration of swallows to warmer areas during winter. B) Flock of birds flying in formation. C) Fish releasing eggs and sperms during new moon periods. D) Bees collecting nectar from flowers. Show Answer Correct Answer: A) Migration of swallows to warmer areas during winter. 8. Which law reduces air pollution by limiting air emissions from stationary and mobile sources? A) Clean Air Act. B) Safe Drinking Water Act. C) Resource Conservation and Recovery Act (RCRA). D) Clean Water Act. E) Endangered Species Act. Show Answer Correct Answer: A) Clean Air Act. 9. What element makes a molecule organic? A) Oxygen. B) Nitrogen. C) Hydrogen. D) Carbon. Show Answer Correct Answer: D) Carbon. 10. What is the correct chemical formula for water? A) H2O. B) Right. C) Rights. D) Haa. Show Answer Correct Answer: A) H2O. 11. Which harvest technique always results in even aged regrowth? A) Clear-cutting. B) Seed-tree approach. C) Selection system. D) None of above. Show Answer Correct Answer: A) Clear-cutting. 12. What is adhesion? A) Water's ability to stick to itself. B) Water's ability to stick to other substances. C) The strength of the cohesion of all the water molecules combined. D) Tape, glue and other adhesives. Show Answer Correct Answer: B) Water's ability to stick to other substances. 13. Which species provides early warning signs to environment deterioration? A) Endemic. B) Nonnative. C) Keystone. D) Indicator. Show Answer Correct Answer: D) Indicator. 14. The chemical Equation C6H12O6 represents which molecule? A) Water. B) Salt. C) Glucose. D) Carbon Dioxide. Show Answer Correct Answer: C) Glucose. 15. Which biome has 4 distinct seasons? A) Rainforest. B) Desert. C) Temperate forest. D) Tundra. Show Answer Correct Answer: C) Temperate forest. 16. (2005) controlling global warming by setting greenhouse gas emissions targets for developed countries A) Kyoto Protocol. B) Weather. C) The boy. D) The girl. Show Answer Correct Answer: A) Kyoto Protocol. 17. What is pollution that comes out of cars called? A) Photosynthesis. B) Excellerate. C) Emissions. D) None of above. Show Answer Correct Answer: C) Emissions. 18. ..... A mathematical statement about how likely it is that something will happen. A) Risk. B) Gameing. C) Probability. D) Ecology. Show Answer Correct Answer: C) Probability. 19. Our most scarce resource. A) Biodiversity. B) Time. C) Closed system. D) Nonrenewable resources. Show Answer Correct Answer: B) Time. 20. The unique role of an organism is called its ..... A) Habitat. B) Home. C) Niche. D) Location. Show Answer Correct Answer: C) Niche. ← 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