This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 147 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 147 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. According to the passage, which of the following is TRUE? A) A fifth of all the birds in the world live in the rainforest. B) 20% of all the animals in the world live in the rainforest. C) Nearly two million species of insects are found in the Amazon rainforest. D) Nearly half of the world's species of plants grow there. Show Answer Correct Answer: A) A fifth of all the birds in the world live in the rainforest. 2. Which strategy would be most effective in preserving good air quality for future generations? A) Researching ways to prevent volcanic eruptions. B) Reducing human reliance on fossil fuels. C) Increasing the use of materials that contain radon. D) Researching strategies for protecting against acid rain. Show Answer Correct Answer: B) Reducing human reliance on fossil fuels. 3. Concentrating solar power uses A) A building's design to capture solar energy. B) A heat-absorbing metal plate to capture solar energy. C) Passive solar heating techniques to generate electricity. D) Mirrors that focus sunlight to generate electricity. Show Answer Correct Answer: D) Mirrors that focus sunlight to generate electricity. 4. Earth has seen five events of staggering proportions that killed off huge numbers of species at once. What are these called? A) Speciations. B) Mass extinctions. C) Artificial selection. D) None of above. Show Answer Correct Answer: B) Mass extinctions. 5. What is an organism that breaks down & absorbs dead matter so nutrients can be recycled into the soil? A) Consumer. B) Decoposer. C) Producers. D) Scavenger. Show Answer Correct Answer: B) Decoposer. 6. Which of the following can be defined as the average state of the atmosphere ate any given place? A) Weather. B) Climate. C) Global Warming. D) Atmospheric CO2. Show Answer Correct Answer: B) Climate. 7. As temperatures on Earth increase, how often are extreme heat days (2-3 days over 90 degrees with high humidity)anticipated to occur? A) Less frequently. B) Occasionally. C) Every 2-3 years. D) More frequently. Show Answer Correct Answer: C) Every 2-3 years. 8. Any organism that must eat other organisms in order to survive. A) Producer. B) Autotroph. C) Consumer. D) None of above. Show Answer Correct Answer: C) Consumer. 9. Earth's precipitation pattern is mainly determined by the pattern of A) Global atmospheric circulation. B) Solar activity. C) Volcanic eruptions. D) All of these. Show Answer Correct Answer: A) Global atmospheric circulation. 10. Position with respect to the equator, measuredin degrees north or south A) Climate. B) Density. C) Latitude. D) Altitude. Show Answer Correct Answer: B) Density. 11. All carbohydrates are composed of carbon, hydrogen, and oxygen. In what ratio are they in?(expressed as carbon:hydrogen:oxygen) A) 1:2:1. B) 2:1:1. C) 1:1:2. D) 1:1:1. Show Answer Correct Answer: A) 1:2:1. 12. The fact that organisms are adapted to survive in particular environments helps to explain why A) Captive-breeding programs are often ineffective. B) Non-native plant species never flourish in new areas. C) Habitat destruction accounts for most extinctions. D) Compromise is impossible on environmental issues. Show Answer Correct Answer: C) Habitat destruction accounts for most extinctions. 13. Pollutants form once they are in the atmosphere through chemical reactions with water vapor or other atmosphere gases A) Secondary. B) Primary. C) Particulants. D) None of above. Show Answer Correct Answer: A) Secondary. 14. The pattern of water moving between Earth and the atmosphere. A) Carbon Cycle. B) The Groundwater Cycle. C) The Water Cycle. D) The Carbon Cycle. Show Answer Correct Answer: C) The Water Cycle. 15. Ecocentric pholosophy A) Place technology first. B) See materialism as a life form. C) Puts nature and ecology as central for humanity. D) Support centralism decision making. Show Answer Correct Answer: C) Puts nature and ecology as central for humanity. 16. What is the very next thing that happens after fast growth of plants in eutrophication? A) Fish die due to a lack of oxygen. B) Plants below the surface die due to a lack of sunlight. C) The number of aerobic bacteria increases. D) Plants on the surface die due to too much sunlight. Show Answer Correct Answer: B) Plants below the surface die due to a lack of sunlight. 17. How do warm-water currents affect the coastal areas along which they flow? A) Cool the coast. B) Warm the coast. C) Cause snow to fall. D) Cause higher tides. Show Answer Correct Answer: B) Warm the coast. 18. When water changes from a liquid to a solid it is known as ..... A) Melting. B) Condensation. C) Freezing. D) Evaporation. Show Answer Correct Answer: C) Freezing. 19. In Australia the farmers had a problem with beetles eating the sugar cane. So they introduced the cane toad to control that population. Instead of eating the beetles, they ate the source of food and other organisms. What would be a possible consequence of this? A) The other organisms attacks the toad population. B) The ecosystem would be destroyed. C) The cane toads would get too much food and die. D) The food web was changed by this one organism. Show Answer Correct Answer: D) The food web was changed by this one organism. 20. Which of the following is not an example of an omnivore? A) Human beings. B) Rabbits. C) Monkeys. D) Crows. Show Answer Correct Answer: B) Rabbits. ← 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