This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 51 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 51 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Question 1 A) E1. B) Oh. C) Ez. D) Ech. Show Answer Correct Answer: A) E1. 2. An ecosystem is: A) The interaction between all the living and non-living things in an environment. B) Refers only to the living things in a specific area. C) Refers only to the non-living things in a specific area. D) Where an animal lives. Show Answer Correct Answer: A) The interaction between all the living and non-living things in an environment. 3. All of the following organisms live off remains or wastes of other organisms except A) Decomposers. B) More destructive. C) Omnivores. D) Scavengers. Show Answer Correct Answer: C) Omnivores. 4. The movement of carbon through Earth, its atmosphere and living things A) Water cycle. B) Cycle. C) Photosynthesis. D) Carbon cycle. Show Answer Correct Answer: D) Carbon cycle. 5. Density independent limiting factor is A) When a city can'tbuild enough houses for all of the people. B) A limiting factor that affects all populations in similar ways, regardless of population size; example weather. C) When it snows so much that people can't drive on their roads. D) Thenthe resources can't be replaced because people can't get to the store. Show Answer Correct Answer: B) A limiting factor that affects all populations in similar ways, regardless of population size; example weather. 6. Which best explains the importance of nitrogen in the cycling of energy and matter? A) Nitrogen increases protein production in plants. B) Nitrogen decreases protein production in plants. C) Nitrogen decreases the effectiveness of photosynthesis. D) Nitrogen increases the effectiveness of photosynthesis. Show Answer Correct Answer: A) Nitrogen increases protein production in plants. 7. Tertiary consumers are always ..... A) Herbivores. B) Carnivores. C) Omnivores. D) Sharks. Show Answer Correct Answer: B) Carnivores. 8. When organisms move out of the population, this is known as A) Emigration. B) Abandonment. C) Immigration. D) Succession. Show Answer Correct Answer: A) Emigration. 9. How many national parks are there in Poland? A) 15. B) 23. C) 33. D) 22. Show Answer Correct Answer: B) 23. 10. A food chain contains oak trees (producer), mice (herbivore), black rat snakes (carnivore), and bald eagles (carnivore). If these organisms were placed in an energy pyramid, which organism would be in the energy level with the second-most amount of energy available? A) Mice. B) Oak Trees. C) Bald Eagles. D) Black Rat Snakes. Show Answer Correct Answer: A) Mice. 11. Which biome consists of limited vegetation, cold temperatures, and the permafrost? A) Taiga. B) Tundra. C) Temperate forest. D) Temperate grasslands. Show Answer Correct Answer: B) Tundra. 12. A population must be of the same ..... ? A) Color. B) Gender. C) Age. D) Species. Show Answer Correct Answer: D) Species. 13. A great white shark eats other organisms, such as seals. A) Herbivore. B) Carnivore. C) Omnivore. D) Sunlight. Show Answer Correct Answer: B) Carnivore. 14. Which of the following equations represents the overall chemical reaction for photosynthesis? A) 6O2+ 6H2O $\rightarrow$ C6H12O6+ 6O2. B) C6H12O6 + 6H2O$\rightarrow$ 6O2+ 6O2. C) 6CO2+ 6H2O$\rightarrow$ C6H12O6+ 6O2. D) 6O2 + 6H2O$\rightarrow$ C6H12O6 + 6CO2. Show Answer Correct Answer: C) 6CO2+ 6H2O$\rightarrow$ C6H12O6+ 6O2. 15. Synecology helps us to understand the relationships between communities and environment. A) True. B) False. Show Answer Correct Answer: A) True. 16. An organism that obtains enegry by consuming other organisms is known as a(n) ..... A) Autotroph. B) Heterotroph. Show Answer Correct Answer: B) Heterotroph. 17. This is the study of the interactions of living things A) Ecosystem. B) Biomes. C) Science. D) Ecology. Show Answer Correct Answer: D) Ecology. 18. Where would you find permafrost. Permafrost is soil, rock or sediment that is frozen for more than two consecutive years. In areas not overlain by ice, it exists beneath a layer of soil, rock or sediment, which freezes and thaws annually and is called the "active layer" . A) Temperate deciduous forest. B) Alpine Tundra. C) Arctic Tundra. D) Alpine and Arctic Tundra. Show Answer Correct Answer: D) Alpine and Arctic Tundra. 19. How does human development of land effect the carrying capacity in a given area for a species other than humans? A) It is unaffected. B) It increases but then quickly decreases. C) It is decreased. D) It is increased. Show Answer Correct Answer: C) It is decreased. 20. An organism that gets hunted is a ..... A) Predator. B) Prey. Show Answer Correct Answer: B) Prey. ← PreviousNext →Related QuizzesEcology Quiz 1Ecology Quiz 2Ecology Quiz 3Ecology Quiz 4Ecology Quiz 5Ecology Quiz 6Ecology Quiz 7Ecology Quiz 8Ecology Quiz 9Ecology Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books