This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 502 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 502 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The process that cycles water around Earth and it's atmosphere is called A) The Natural Cycle. B) The Carbon Cycle. C) The Water Cycle. D) None of above. Show Answer Correct Answer: C) The Water Cycle. 2. In the history of the world, how many mass extinctions have occurred? A) 5. B) 7. C) 10. D) None of above. Show Answer Correct Answer: A) 5. 3. Trees produce cones A) Deciduous. B) Coniferous. C) Rain. D) None of above. Show Answer Correct Answer: B) Coniferous. 4. A scientific theory ..... A) Is based on lots of evidence. B) Is not valid because it can be disproven. C) Is not based on reliable evidence. D) Has not been tested many times. Show Answer Correct Answer: A) Is based on lots of evidence. 5. What is the definition of environmental ethics? A) Study of the physical environment and its impact on human health. B) The belief that humans have no moral obligations towards the environment. C) The study of environmental laws and regulations. D) Branch of philosophy studying the moral relationship between humans and the environment. Show Answer Correct Answer: D) Branch of philosophy studying the moral relationship between humans and the environment. 6. How much of Earth's water is unavailable for humans to consume due to its high salinity? A) 3%. B) 23%. C) 77%. D) 97%. Show Answer Correct Answer: D) 97%. 7. Who should apply pesticides? A) Shift manager. B) Person in charge. C) Pest control operator. D) Designated pest staff member. Show Answer Correct Answer: C) Pest control operator. 8. When we did the penny experiment, what happened when we added soap to the surface of the penny? A) The water drops ran off quicker. B) The water drops ran off slower. C) Nothing happened. D) None of above. Show Answer Correct Answer: A) The water drops ran off quicker. 9. The amount of usable energy left once the energy is made available. A) Commercial energy. B) Net energy. C) Renewable energy. D) Nonrenewable energy. Show Answer Correct Answer: B) Net energy. 10. Which one is NOT part of the 7 critical thinking skills? A) Analysis. B) Problem Solving. C) Close-mindedness. D) Inference. Show Answer Correct Answer: C) Close-mindedness. 11. Acid precipitation has a lower ph than normal? True or False? A) True. B) False. Show Answer Correct Answer: A) True. 12. What does WONC stand for? A) What's On the Nature Channel?. B) Water Oxygen Nitrogen Carbon. C) Water On New Compost. D) I've never heard of this. Show Answer Correct Answer: B) Water Oxygen Nitrogen Carbon. 13. The complete removal of decomposers from an ecosystem will have the greatest effect on which of the following? A) Migration. B) The availability of water. C) The recycling of nutrients. D) The distribution of organisms. Show Answer Correct Answer: C) The recycling of nutrients. 14. All laboratory accidents should be reported immediately to the teacher. A) Yes, Definitely. B) No way!. Show Answer Correct Answer: A) Yes, Definitely. 15. The transfer of heat from one substance to another by direct contact of particles of matter. A) Convergent. B) Radiation. C) Convection. D) Conduction. Show Answer Correct Answer: D) Conduction. 16. The addition of ..... and other gases could sustain new forms of life A) Oxygen. B) Carbon dioxide. C) Ammonia. D) Water vapor. Show Answer Correct Answer: A) Oxygen. 17. When glucose and oxygen are the reactants, the process is A) Photosynthesis. B) Cellular respiration. C) Protein synthesis. D) Mitosis. Show Answer Correct Answer: B) Cellular respiration. 18. The niche of a bat in an ecosystem would be A) To prey on larger carnivores. B) To produce a food source for carnivores. C) To eat mosquitoes; control insect population. D) To annoy people. Show Answer Correct Answer: C) To eat mosquitoes; control insect population. 19. Organisms that can capture energy from inorganic, nonliving sources (for example:the sun) A) Producers. B) Consumers. C) More destructive. D) Carnivores. Show Answer Correct Answer: A) Producers. 20. When a species is so rare that it may become extinct it is considered ..... A) Diverse. B) Endangered. C) Well camouflaged. D) Recovered. Show Answer Correct Answer: B) Endangered. ← 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