This quiz works best with JavaScript enabled. Home > Ecology Environment > Studies > Ecology And Environment – Quiz 25 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 25 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these are important sources of drinking water in the US? A) Rivers. B) Lakes. C) Reservoirs. D) All options are correct. Show Answer Correct Answer: D) All options are correct. 2. Which level of organization is the most complex? A) Organism. B) Population. C) Community. D) Ecosystem. Show Answer Correct Answer: D) Ecosystem. 3. Chain showing how energy passes from one organism to the next A) Food web. B) Abiotic. C) Herbivore. D) Food chain. Show Answer Correct Answer: D) Food chain. 4. As you move upward, from level to level, in an energy pyramid, energy ..... A) Increases. B) Decreases. C) Stays the same. D) Increases exponentially. Show Answer Correct Answer: B) Decreases. 5. What is the term for each step in the transfer of energy and matter within a biological community? A) Energy path. B) Food web. C) Trophic level. D) Food pyramid. Show Answer Correct Answer: C) Trophic level. 6. Where would you most likely find nitrogen-fixing bacteria? A) In the leaves of trees. B) On dust particles in the atmosphere. C) On the roots of legumes. D) In blue-green algae. Show Answer Correct Answer: C) On the roots of legumes. 7. A carbon "sink" is best described as: A) A reservoir that readily releases carbon to another reservoir. B) A carbon reservoir that stores more carbon that it is releasing. C) Something that causes carbon to leak out to the atmosphere. D) A carbon reservoir that is releasing more carbon than it is taking in. Show Answer Correct Answer: B) A carbon reservoir that stores more carbon that it is releasing. 8. The place in which an organism lives. A) Community. B) Habitat. C) Population. D) Competition. Show Answer Correct Answer: B) Habitat. 9. Causing a very large amount of damage A) Impactful. B) Destructive. C) Dangerous. D) Tsunami. Show Answer Correct Answer: B) Destructive. 10. How is it possible for a carbon atom to become part of a fossil fuel? A) It is part of decomposing plant and animal matter are under pressure for millions of years. B) It is transformed by lava that hits the earth's surface. C) It is changed when it reaches the atmosphere. D) Water can change carbon into a fossil fuel. Show Answer Correct Answer: A) It is part of decomposing plant and animal matter are under pressure for millions of years. 11. What types of organisms always occupy the base of an energy pyramid? A) Consumers. B) Producers. C) Herbivores. D) Predators. Show Answer Correct Answer: B) Producers. 12. Most of the energy that supports life on Earth comes from A) Animals. B) Protein. C) Chemicals. D) Sunlight. Show Answer Correct Answer: D) Sunlight. 13. Largest population an environment can support at any time. A) Indicator Species. B) Limiting Factors. C) Carrying Capacity. D) Limiting Capacity. Show Answer Correct Answer: C) Carrying Capacity. 14. An old growth forest with lots of species of organisms; a MATURE forest A) Limiting factor. B) Climax community. C) Habitat. D) Biodiversity. Show Answer Correct Answer: B) Climax community. 15. According to the law of supply and demand, reduced oil production leads to A) Lower demand for oil. B) Lower oil prices. C) Higher prices for oil. D) Exploration of new fuel sources. Show Answer Correct Answer: C) Higher prices for oil. 16. What is not an abiotic factor? A) Dirt. B) Air. C) Sun. D) Trees. Show Answer Correct Answer: D) Trees. 17. A waste-to-energy incinerator creates heat and electricity by burning ..... A) Trash. B) Waste. C) Garbage. D) All of the above. Show Answer Correct Answer: D) All of the above. 18. The ..... was not a direct result of the Industrial Revolution A) Over hunting of large mammals. B) Shift in the use of fossil fuels. C) Improved quality of life. D) Growth of cities. Show Answer Correct Answer: A) Over hunting of large mammals. 19. A stable ecosystem can have high biodiversity because each species in that ecosystem A) Occupies a different niche. B) Inhabits a different environment. C) Is part of a different community. D) Lives in a different biosphere. Show Answer Correct Answer: A) Occupies a different niche. 20. Nesting birds often space themselves evenly from other nests. This pattern is called A) Clumped dispersion. B) Uniform dispersion. C) Random dispersion. D) Scatter dispersion. Show Answer Correct Answer: B) Uniform dispersion. ← PreviousNext →Related QuizzesEcology Environment QuizzesEcology And Environment Quiz 1Ecology And Environment Quiz 2Ecology And Environment Quiz 3Ecology And Environment Quiz 4Ecology And Environment Quiz 5Ecology And Environment Quiz 6Ecology And Environment Quiz 7Ecology And Environment Quiz 8Ecology And Environment Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books