This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 575 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 575 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The two types of feedback systems that help organisms maintain homeostasis are: A) Positive and negative. B) Receptor and effector. C) Static and dynamic. D) Minor and major. Show Answer Correct Answer: A) Positive and negative. 2. Energy is stored A) Cellular respiration. B) Photosynthesis. Show Answer Correct Answer: B) Photosynthesis. 3. A species whose population has decreased to a point that it may die out A) Extinct species. B) Threatened species. C) Mass extinction. D) Endangered species. Show Answer Correct Answer: D) Endangered species. 4. The deepest hole that has been drilled how deep? A) 7.5 miles. B) 20 miles. C) 22 miles. D) 1 mile. Show Answer Correct Answer: A) 7.5 miles. 5. A chlorofluorocarbon molecule contains from 1 to 4 chlorine atoms. About how many ozone molecules can 1 chlorine atom destroy? A) 4. B) 10, 000. C) 40, 000. D) 1. Show Answer Correct Answer: B) 10, 000. 6. The biggest environmental problem caused by the industrial revolution is A) Soil erosion. B) Species extinction. C) Resource depletion. D) Air pollution. Show Answer Correct Answer: D) Air pollution. 7. Which of these is an observable impact of global climate change? A) Glaciers are shrinking. B) Growing seasons are becoming longer in some areas. C) The range of insects is increasing. D) All of the above. Show Answer Correct Answer: D) All of the above. 8. Most of the water in the atmosphere evaporated from which of the following? A) Glaciers. B) Lakes and rivers. C) Oceans. D) Land. Show Answer Correct Answer: C) Oceans. 9. The process of breaking down food for energy is ..... A) Consuming Carbs. B) Cellular Respiration. C) Breaking Down Fats. D) Carbon Cycle. Show Answer Correct Answer: B) Cellular Respiration. 10. Information gathered by using the senses A) Prediction. B) Observation. C) Experiment. D) Data. Show Answer Correct Answer: B) Observation. 11. Non-native species A) Keystone species. B) Native species. C) Endangered species. D) Exotic species. Show Answer Correct Answer: D) Exotic species. 12. It is the study of chemicals and their interactions. A) Biology. B) Hydrology. C) Chemistry. D) Respiratory System. Show Answer Correct Answer: C) Chemistry. 13. A dramatic change from high birth and death rates to low birth and death rates ..... A) Age structure. B) Demographic transition. C) Exponential growth. D) Logistic growth. Show Answer Correct Answer: B) Demographic transition. 14. Which term best describes the number and variety of organisms in a given area during a specific period of time? A) Limiting factor. B) Biodiversity. C) Succession. D) Sustainability. Show Answer Correct Answer: B) Biodiversity. 15. Loss of biodiversity occurs when A) To much people living in one area. B) Human activity is leading to the loss of animal species and habitat. C) Human increase the use of natural resources. D) None of above. Show Answer Correct Answer: B) Human activity is leading to the loss of animal species and habitat. 16. Which statement about the relationship between economics and the environment is true? A) Internal and external environmental costs are usually considered equally. B) Long-term effects often receive more weight than short-term effects. C) Harm to the environment can harm economies. D) The relationship usually receives serious consideration. Show Answer Correct Answer: C) Harm to the environment can harm economies. 17. What is the main source of energy of the water cycle? A) Clouds. B) Moon. C) Sun. D) Wind. Show Answer Correct Answer: C) Sun. 18. Which of these explain how a natural phenomenon works or happens? A) Theory. B) Law. Show Answer Correct Answer: A) Theory. 19. What is the purpose of reducing fossil fuel use and increasing renewable energy? A) To increase air pollution. B) To reduce emissions from vehicles. C) To promote the use of lead-free fuels. D) To manage and control atmospheric pollution. Show Answer Correct Answer: D) To manage and control atmospheric pollution. 20. Because of the Endangered Species Act, the sale of protected animals or plants is A) Punishable by a substantial fine. B) Subject to approval by a Species Review Board. C) Limited to quotas set for each species. D) Allowed for threatened but not endangered species. Show Answer Correct Answer: A) Punishable by a substantial fine. ← 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