This quiz works best with JavaScript enabled. Home > Ecology Environment > Ecology And Environment – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 15 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is a BIOME? A) A biome is an entire community of living organisms in a large geographic area. B) A biome is an entire community living species in a single major area. C) A biome is an entire community of living organisms in a lot of major area. D) A biome is and entire community of living organisms in a little bit of a major area. Show Answer Correct Answer: A) A biome is an entire community of living organisms in a large geographic area. 2. More than one of the SAME species living together in the same area at the same time. A) Organism. B) Population. C) Community. D) Ecosystem. Show Answer Correct Answer: B) Population. 3. The graph of logistic growth can be described as ..... A) S-shaped. B) J-shaped. C) W-shaped. D) U-shaped. Show Answer Correct Answer: A) S-shaped. 4. This is the measure of relative clarity of a liquid. A) Turbidity. B) Flocculation. C) VOCs. D) Ppm. Show Answer Correct Answer: A) Turbidity. 5. An unnatural increase in the world's temperature that scientists agree may soon have huge effects on the planet. A) Extinct. B) Destructive. C) Engineer. D) Global Warming. Show Answer Correct Answer: D) Global Warming. 6. Why has Earth's human carrying capacity increased greatly? A) Other organisms have been displaced by agriculture, so there is more space for humans. B) Humans have modified their environment due to technological advances. C) Humans can live closer together than other animals. D) Humans are now eating fewer plants than they used to. Show Answer Correct Answer: B) Humans have modified their environment due to technological advances. 7. Which is not a cause of species extinction? A) Habitat loss. B) Gardening. C) Poaching. D) Exotic species. Show Answer Correct Answer: B) Gardening. 8. There are 750 squirrels in a square mile area. What is this an example of? A) Age of animals. B) Carrying Capacity. C) Population Density. D) Symbiosis. Show Answer Correct Answer: C) Population Density. 9. Scientists are concerned about overfishing of shark populations. Sharks feed on rays and rays feed on scallops. Without sharks, rays consume all the scallop beds. This situation demonstrates that: A) Humans can improve an ecosystem byremoving predators. B) Humanscan upset an ecosystem by removing species. C) Reducingthe shark population increases the quantity of scallops that can be taken. D) Sharksare not important for the stability of the ecosystem. Show Answer Correct Answer: B) Humanscan upset an ecosystem by removing species. 10. Sustainability refers to A) How many species are present in an ecosystem. B) When a species goes extinct. C) How long a species lives. D) The ability to maintain ecological process over long periods of time. Show Answer Correct Answer: D) The ability to maintain ecological process over long periods of time. 11. Illustrates the hierarchy of feeding relationships in a community A) Food web. B) Food chain. C) Trophic structure. D) Biomass pyramid. Show Answer Correct Answer: C) Trophic structure. 12. What has led to the rapid increase in the human population over the past 200 years? A) The agricultural revolution. B) The industrial revolution. C) Improvements in waste disposal and medicine. D) All of these. Show Answer Correct Answer: D) All of these. 13. A fundamental concept of ecology is that living organisms A) Are independent and do not interact with each other or with the physical environment. B) Do not interact with other living organisms, but do interact with the physical environment. C) Interact with each other, but do not interact with the physical environment. D) Interact with other living organisms and interact with the physical environment. Show Answer Correct Answer: D) Interact with other living organisms and interact with the physical environment. 14. Which description most accurately describes the biosphere? A) A group of organisms of the same species. B) A group of organisms of different species. C) A group of organisms of different species along with the abiotic factors that make up their environment. D) All life on Earth and their physical surroundings. Show Answer Correct Answer: D) All life on Earth and their physical surroundings. 15. Achiving a sustainable world is a goal that will depend on A) Responsible consumption by developed countries. B) A higher standard of living in developing countries. C) Cooperation between governments, industry and citizens. D) Two answers are correct. Show Answer Correct Answer: D) Two answers are correct. 16. LICHENS ARE GOOD BIOINDICATORS OF A) SOIL POLLUTION. B) ENVIRONMENTAL POLLUTION. C) WATER AND AIR POLLUTION. D) ALL OF THE ABOVE. Show Answer Correct Answer: C) WATER AND AIR POLLUTION. 17. Which biome, because of its climate, has the largest number of species of plants and animals? A) Tundra. B) Desert. C) Rain forest. D) Pine forest. Show Answer Correct Answer: C) Rain forest. 18. Drinking water has a pH of ..... A) 1. B) 7. C) 12. D) None of above. Show Answer Correct Answer: B) 7. 19. What is the theme for world environment day 2021 A) Sustainability for future generations. B) Time for nature. C) Ecosystem Restoration. D) Beat plastic pollution. Show Answer Correct Answer: C) Ecosystem Restoration. 20. Advances in medicine and in farming have increased A) Human population growth. B) Biodiversity. C) Renewable resources. D) Exotic species. Show Answer Correct Answer: A) Human population growth. ← PreviousNext →Related 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 9Ecology And Environment Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books