This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 94 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 94 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is another term for selective breeding? A) Adaptation. B) Behavioral Change. C) Artificial Selection. D) None of above. Show Answer Correct Answer: C) Artificial Selection. 2. A biomass is: A) The total living tissue withing a given trophic level. B) The total amount of dead matter in a trophic level. C) The total amount of plants in a trophic level. D) The total amount of animals in a trophic level. Show Answer Correct Answer: A) The total living tissue withing a given trophic level. 3. Evaporation means..... A) Water vapor cooling to form clouds. B) Water running downhill. C) Water falling from the sky. D) Water heating up and rising as gas. Show Answer Correct Answer: D) Water heating up and rising as gas. 4. Producers obtain their energy by A) The process of hunting for prey. B) The process of eating plants. C) The process of photosynthesis to make their own food from sunlight. D) The process of breaking down once living things. Show Answer Correct Answer: C) The process of photosynthesis to make their own food from sunlight. 5. Prokaryotes have contains membrane-bound organelles. True or False? A) True. B) False. Show Answer Correct Answer: B) False. 6. Shows how energy flows from one organism to another. A) Food cycle. B) Prey chain. C) Food chain. D) Predator cycle. Show Answer Correct Answer: C) Food chain. 7. Turn off the faucet A) Cut down. B) Turn off the tap. C) Do things. D) Wash the dishes. Show Answer Correct Answer: B) Turn off the tap. 8. Which is the trophic level of producers? A) 3. B) 4. C) 2. D) 1. Show Answer Correct Answer: D) 1. 9. What is parasitism? A) One organism dominates at the expense of the other, but does not harm it in any way. B) The highest form of communication, which kills its prey, that is, feeds on it. C) Living as a competitor. D) Coexistence of two species. E) The survival of one species by using another species as food or habitat. Show Answer Correct Answer: E) The survival of one species by using another species as food or habitat. 10. In an ecosystem, in the transfer of carbon from producers to consumers, what is carbon transferred as? I. Carbon dioxideII. ProteinIII. Hydrogencarbonate ions A) I only. B) II only. C) I and II only. D) I and III only. Show Answer Correct Answer: B) II only. 11. Which one of the following is a biotic factor? A) Air. B) Sunlight. C) Grass. D) Rocks. Show Answer Correct Answer: C) Grass. 12. What is a symbiotic relationship in which only one species benefits and the organism is neither helped or harmed? A) Mutualism. B) Commensalism. C) Parasitism. D) Competition. Show Answer Correct Answer: B) Commensalism. 13. Which of the following lists has ONLY biotic factors? A) Snail, algae, guppy, sunlight. B) Temperature, Daphnia (water flea), snail, guppy (fish). C) Snail, guppy (fish), Daphnia (water flea), algae. D) Temperature, pH, conductivity, nitrite concentration. Show Answer Correct Answer: C) Snail, guppy (fish), Daphnia (water flea), algae. 14. 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. 15. Match:carbon..... A) Dioxide. B) Oxygen. C) Acid. D) Fuels. Show Answer Correct Answer: A) Dioxide. 16. A living thing that affects the ecosystem A) Abiotic Factor. B) Biotic Factor. Show Answer Correct Answer: B) Biotic Factor. 17. There is a hole in the ..... A) Bucket. B) Pants. C) Trousers. D) House. Show Answer Correct Answer: A) Bucket. 18. This type of consumer only feeds on the bodies of dead animals. A) Herbivore. B) Decomposer. C) Carnivore. D) Scavenger. Show Answer Correct Answer: D) Scavenger. 19. What body systems work together to provide glucose to the cells for cellular respiration? A) Circulatory + digestive system. B) Nervous + circulatory. C) Excretory + respiratory. D) Endocrine + digestive. Show Answer Correct Answer: A) Circulatory + digestive system. 20. Carbon can be found in ..... A) The atmosphere. B) Soil. C) Fossil fuels. D) All of the above. Show Answer Correct Answer: D) All of the above. ← 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