This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 388 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 388 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What 2 things does toxicology depend on? A) Temperature and humidity. B) What the substance is and how much you are exposed to. C) Color and texture. D) Age and gender. Show Answer Correct Answer: B) What the substance is and how much you are exposed to. 2. 2nd layer of atmosphere; extends from 10 to 30 miles up; location of ozone layer; absorbs 95% of Ultraviolet radiation; temperature increases with altitude increase. A) Stratosphere. B) Mesosphere. C) Thermosphere. D) Hurricane. Show Answer Correct Answer: A) Stratosphere. 3. Genetic engineering of plants is a faster way of producing the same results as A) Soil conservation. B) Integrated pest management. C) Biological pest control. D) Plant breeding. Show Answer Correct Answer: D) Plant breeding. 4. How is soil affected by insecticide and pesticide? A) Breaks down soil minerals. B) Draws out natural needed nitrogen. C) Kills the plants from its roots. D) None of above. Show Answer Correct Answer: B) Draws out natural needed nitrogen. 5. Two or more metals that are combined A) Alloy. B) Bond. C) Dumps. D) Flux. Show Answer Correct Answer: A) Alloy. 6. Which organism is an apex predator? A) Zebra. B) Cheetah. C) Giraffe. D) Lion. Show Answer Correct Answer: D) Lion. 7. An open system exchanges both matter and energy between a system and the surrounding environment? A) True. B) False. Show Answer Correct Answer: A) True. 8. System that exchanges matter or energy with environment. A) Open system. B) Closed System. C) Isolated System. D) Plain System. Show Answer Correct Answer: A) Open system. 9. The chemical Equation CO2 represents which molecule? A) Water. B) Salt. C) Glucose. D) Carbon Dioxide. Show Answer Correct Answer: D) Carbon Dioxide. 10. After studying finches' beaks in the Galapagos island, Darwin proposed that: A) Organisms become well suited to their environment through a process called Natural Selection. B) Mutations lead to new species. C) Birds have only been on earth for 30 million years. D) Land and sea organisms have share some characteristics. Show Answer Correct Answer: A) Organisms become well suited to their environment through a process called Natural Selection. 11. How do landfills effect the environment? A) Landfills cause fish to be poisoned and die. B) Landfills support plant growth and healthy soil. C) Landfills cause smog in the air. D) Landfills cause chemicals from trash to absorb into the soil and harm plants. Show Answer Correct Answer: D) Landfills cause chemicals from trash to absorb into the soil and harm plants. 12. In what ways do organisms get the elements from the biogeochemical cycles into their systems? A) Breathing. B) Eating. C) Drinking. D) All of the Above. Show Answer Correct Answer: D) All of the Above. 13. ..... energies don't run out. A) Fossil Fuels. B) Coal. C) Renewable. D) Non-renewable. Show Answer Correct Answer: C) Renewable. 14. In plants and animals, carbon cycles through molecular processes that store and release energy in various molecular forms. In these plant and animal molecular processes, carbon is found in A) Sugar molecules and oxygen molecules. B) Carbon dioxide and sugar molecules. C) Carbon dioxide and oxygen molecules. D) Sugar molecules and water molecules. Show Answer Correct Answer: B) Carbon dioxide and sugar molecules. 15. What is a debt for nature swap? A) A financial transaction in which a portion of a developing nation's foreign debt is forgiven in exchange for local investments in environmental conservation measures. B) A process of converting natural resources into financial assets. C) A method of reducing national unemployment rates. D) A type of currency exchange. Show Answer Correct Answer: A) A financial transaction in which a portion of a developing nation's foreign debt is forgiven in exchange for local investments in environmental conservation measures. 16. Normal rain water has a pH of about A) 3. B) 6. C) 7. D) 10. Show Answer Correct Answer: B) 6. 17. A plant makes its food in it's A) Leaves. B) Root. C) Flower. D) Fruit. Show Answer Correct Answer: D) Fruit. 18. True or False-The Greenhouse Effect is a bad thing A) True. B) False. Show Answer Correct Answer: B) False. 19. Describes a group of living things that are no longer living. A) Fossil. B) Extinct. C) Endangered. D) Dinosaur. Show Answer Correct Answer: B) Extinct. 20. Why is water is often called "the universal solvent" ? A) It can dissolve many other molecules. B) Water can turn into a solid form. C) It solves most of the world's environmental problems. D) Water is a type of solution. Show Answer Correct Answer: A) It can dissolve many other molecules. ← 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