This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 56 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 56 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. As many as 30 to 50 percent of all species are possibly heading toward extinction by mid-century. A) True. B) False. Show Answer Correct Answer: A) True. 2. Algae in an aquatic food chain convert solar energy into 93, 000 kilocalories of plant tissue. Which of the following values best represents the amount of energy available for secondary consumers in the food chain? A) 930 kilocalories. B) 9, 300 kilocalories. C) 93, 000 kilocalories. D) 930, 000 kilocalories. Show Answer Correct Answer: A) 930 kilocalories. 3. ..... and ..... are two ways in which we communicate most often. A) Walking and talking. B) Talking and writing. C) Writing and walking. D) None of above. Show Answer Correct Answer: B) Talking and writing. 4. What is equality? A) Meeting needs of humnaity. B) Justness & fairness, meeting needs of humanity,. C) Equal opportunity. D) None of above. Show Answer Correct Answer: C) Equal opportunity. 5. 🌟 Time to shine, Energy Explorers! 🌟Select the correct answer. B4.3Imagine you're in charge of a mission to boost the treasure of black gold from an ancient well. Which of these energy-industry heroes is most likely to map out the plan for increasing oil extraction from an existing oil well? A) A petroleum engineer. B) A geological technician. C) A survey technician. D) An environmental engineer. Show Answer Correct Answer: A) A petroleum engineer. 6. Earthquake A) Rain, snow, sleet, or hail that falls from clouds. B) A single, large, interconnected body of water that covers 70% of Earth's surface. C) Tiny, liquid droplets found in the atmosphere. D) Vibration caused by slippage along a fault. Show Answer Correct Answer: D) Vibration caused by slippage along a fault. 7. The rapid growth of the human population is the core cause of the environmental crisis A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 8. Which is NOT a benefit of biodiversity? A) Helps to stabilize the food web. B) Helps ecosystems recovery from disasters. C) Helps organisms eliminate sick individuals in the population. D) Helps to prevent illness/disease. Show Answer Correct Answer: C) Helps organisms eliminate sick individuals in the population. 9. Different genes contained within a population A) Population diversity. B) Community diversity. C) Genetic diversity. D) Geologic diversity. Show Answer Correct Answer: C) Genetic diversity. 10. A sudden shaking of the earth A) Earthquake. B) Landslide. C) Floods. D) None of above. Show Answer Correct Answer: A) Earthquake. 11. The setup to which all other setups are compared (nothing is changed) A) Variable. B) Classify. C) Experiment. D) Control. Show Answer Correct Answer: D) Control. 12. An organism that can produce its own food is also known as a(n) A) Heterotroph. B) Autotroph. C) Herbivore. D) Carnivore. Show Answer Correct Answer: B) Autotroph. 13. The second most abundant gas in the Earth's atmosphere is A) Oxygen. B) Carbon dioxide. C) Nitrogen. D) Argon. Show Answer Correct Answer: A) Oxygen. 14. Living factors or organisms that affect an ecosystem are A) Abiotic factors. B) Species. C) Trophic level. D) Biotic factors. Show Answer Correct Answer: D) Biotic factors. 15. Some jet airplanes fly in a layer of the atmosphere where temperature generally (mostly) increases with altitude. What is this layer of the atmosphere? A) Mesosphere. B) Stratosphere. C) Thermosphere. D) Troposphere. Show Answer Correct Answer: B) Stratosphere. 16. Which type of property is the ability to conduct electricity? A) Physical property. B) Chemical property. Show Answer Correct Answer: A) Physical property. 17. Reduced vegetation on Earth results in: A) More carbon dioxide in the atmosphere. B) Increased habitats. C) Less room for humans. D) More oxygen in the atmosphere. Show Answer Correct Answer: A) More carbon dioxide in the atmosphere. 18. First organisms to colonize any newly available area and start the process of succession A) Pilgrims. B) Ants. C) Pioneers. D) Predators. Show Answer Correct Answer: C) Pioneers. 19. Which of the following sciences contribute to the study of environmental science? A) Biology. B) Earth science. C) Chemistry. D) All of the above. Show Answer Correct Answer: D) All of the above. 20. What is the difference between a food chain and a food web? A) A food chain shows a single pathway of energy flow in an ecosystem, while a food web shows multiple interconnected food chains. B) A food chain represents the ecosystem, while a food web does not. C) A food chain involves only plants, while a food web involves both plants and animals. D) There is no difference between a food chain and a food web. Show Answer Correct Answer: A) A food chain shows a single pathway of energy flow in an ecosystem, while a food web shows multiple interconnected food chains. ← 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