This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Ecology – Quiz 29 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 29 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which organism breaks down organic substances to return the nutrients back to the environment? A) Detritivore. B) Consumer. C) Producer. D) Decoposer. Show Answer Correct Answer: A) Detritivore. 2. What is the correct example of a producer? A) Deer. B) Grass. C) Sun. D) Fungus. Show Answer Correct Answer: B) Grass. 3. Which land biomes are the WETTEST? A) 1. Arctic Tundra 2. Alpine Tundra 3. Taiga/Coniferous Forest. B) 1. Desert 2. Savana 3. Prairie/Temperate Grassland. C) 1. Tropical Rainforest 2. Temperate Deciduous Forest. D) None of above. Show Answer Correct Answer: C) 1. Tropical Rainforest 2. Temperate Deciduous Forest. 4. We produce too much household (odpady). A) Fuels. B) Spills. C) Waste. D) Packaging. Show Answer Correct Answer: C) Waste. 5. If we aren't more ecological, soon people may face global (brak wody). A) Water of shortage. B) Shortage water. C) Water shortage. D) Shortage with water. Show Answer Correct Answer: C) Water shortage. 6. What is it called when two organisms live together in close association? A) Competition. B) Niche. C) Predation. D) Symbiosis. Show Answer Correct Answer: D) Symbiosis. 7. Nonliving factors of an environment? A) Bacteria. B) Abiotic. C) Biotic. D) Plankton. Show Answer Correct Answer: B) Abiotic. 8. The general name for organisms like animals and fungi that get their energy from eating other organisms. A) Consumers. B) Producers. C) More destructive. D) Carnivores. Show Answer Correct Answer: A) Consumers. 9. Parasitic coexistence What is the coexistence of two living things? A) Both are beneficial. B) They both lose their benefits. C) One side benefits One side loses benefit. D) One side benefits The other party is not without benefit. Show Answer Correct Answer: C) One side benefits One side loses benefit. 10. An organism that obtains energy by eating both plants and animals A) Carnivore. B) Omnivore. C) Plant. D) Herbivore. Show Answer Correct Answer: B) Omnivore. 11. Which is the trophic level of the second consumer? A) 3. B) 1. C) 2. D) 4. Show Answer Correct Answer: A) 3. 12. Department of ecology that studies a specific type of organism-an animal, plant or microorganism, and its interaction with the environment. A) Synecology. B) Bioecology. C) Autecology. D) Biochemistry. Show Answer Correct Answer: C) Autecology. 13. Non-Living things in an ecosystem are called ..... A) Abiotic. B) Biotic. C) Omnivore. D) Herbivore. Show Answer Correct Answer: A) Abiotic. 14. All of the population in one habitat make up a ..... A) Species. B) Community. C) Population. D) Biome. Show Answer Correct Answer: B) Community. 15. Primary production occurs here A) Neritic Zone. B) Talk Zone. C) Intertidal Zoné. D) Oceanic Zone. E) Photic Zone. Show Answer Correct Answer: E) Photic Zone. 16. Which of the following words is not related to the word ECOLOGY A) Technology. B) Population. C) Energy pyramid. D) Carnivore. Show Answer Correct Answer: A) Technology. 17. Where do the main source of energy in the ecosystems come from? A) Water. B) Sunlight. C) Carbohydrates. D) Carbon. Show Answer Correct Answer: B) Sunlight. 18. What are the nonliving parts of the ecosystem? This includes temperature, water, sunlight, air, and soil. A) Biotic factors. B) Communities. C) Microorganisms. D) Abiotic factors. Show Answer Correct Answer: D) Abiotic factors. 19. What's POPULATION? A) Living creatures+non living substances. B) The adaptation of species. C) Individual of the same species in an area. D) The whole of living species in an area. Show Answer Correct Answer: C) Individual of the same species in an area. 20. If 20, 000 kcal is available to producers, how much is passed on to primary consumers? A) 20, 222 kcal. B) 200 kcal. C) 20 kcal. D) 2, 000 kcal. Show Answer Correct Answer: D) 2, 000 kcal. 21. Mistletoe putting its roots into its HOST tree. A) Mutualism. B) Commensalism. C) Parasitism. D) None of above. Show Answer Correct Answer: C) Parasitism. 22. What is the purpose of pioneer species in primary succession? A) They are the first plants to grow. B) They break down rock and form soil. C) They provide food for animals. D) All of these. Show Answer Correct Answer: B) They break down rock and form soil. 23. What type of organisms must be most plentiful (available) in an ecosystem? A) Primary Consumers. B) Producers. C) Secondary Consumers. D) Tertiary Consumers. Show Answer Correct Answer: B) Producers. 24. Which organisms have the ability to use the sun's energy to PRODUCE glucose? A) Trees. B) Snakes. C) Eagles. D) Fungi. Show Answer Correct Answer: A) Trees. 25. 90% of ocean life is found here A) Talk Zone. B) Photic Zone. C) Neritic Zone. D) Oceanic Zone. E) Intertidal Zoné. Show Answer Correct Answer: B) Photic Zone. 26. Which of the following is NOT an abiotic environmental factor? A) Animals. B) Air. C) Soil. D) Water. Show Answer Correct Answer: A) Animals. 27. PH is how acidic or basic a liquid is. If the pH of an aquatic ecosystem quickly changed, what would happen to the level of biodiversity? Why? A) It would increase because more organisms would move in to the ecosystem. B) It would decrease because the organisms not used to the pH change would die. C) It would have no change. D) None of above. Show Answer Correct Answer: B) It would decrease because the organisms not used to the pH change would die. 28. An organism that the foundation of all food chains A) Consumer. B) Omnivore. C) Producer. D) Decoposer. Show Answer Correct Answer: C) Producer. 29. How many types of competition are there? A) 3. B) 2. C) 5. D) 6. E) 4. Show Answer Correct Answer: B) 2. 30. A population consists of A) Multiple species. B) One species. Show Answer Correct Answer: B) One species. 31. A corn field includes corn plants, mice, hawks, and various insects, fungi, and bacteria. Which nutritional role is correctly paired with organisms that carry out that role? A) Heterotrophs-corn and bacteria. B) Producers-insects and fungi. C) Consumers-mice and insects. D) Decomposers-hawks and bacteria. Show Answer Correct Answer: C) Consumers-mice and insects. 32. What is the term for the final stage of any ecological succession? A) Climax community. B) Final community. C) Optimal community. D) Last community. Show Answer Correct Answer: A) Climax community. 33. An organism that lives on or in a host and causes it harm is called A) A virus. B) A cell. C) A host. D) A parasite. Show Answer Correct Answer: D) A parasite. 34. How many gram is 350 mg? A) 3.5. B) 350, 000. C) 0.035. D) 0.35. Show Answer Correct Answer: D) 0.35. 35. An organism that hunts and feeds on another organism is a ..... A) Decoposer. B) Predator. C) Prey. D) Producer. Show Answer Correct Answer: B) Predator. 36. Priya and Benjamin went on a field trip to a forest. They observed some animals and plants. They noticed that some organisms must consume other organisms to obtain energy. Which type of organisms are they referring to? A) Primary. B) Autotrophs. C) Heterotrophs. D) Secondary. Show Answer Correct Answer: C) Heterotrophs. 37. The first trophic level includes ..... A) Animals. B) Producers. C) Insects. D) Consumers. Show Answer Correct Answer: B) Producers. 38. In this type of symbiotic relationship one species is benefited while the other is not affected A) Parasitism. B) Mutualism. C) Commensalism. D) None of above. Show Answer Correct Answer: C) Commensalism. 39. Organism capable of making their own food (plant and bacteria) A) Autotroph. B) Primary consumer. C) Heterotroph. D) Carnivore. Show Answer Correct Answer: A) Autotroph. 40. Mistletoe grows and spreads on trees, taking the tree's nutrients. What relationship is this? A) Commensalism. B) Predation. C) Mutualism. D) Parasitism. Show Answer Correct Answer: D) Parasitism. 41. What category of immune response would sneezing fall under? A) Innate Immunity. B) Acquired Immunity. C) Cell Mediated Immunity. D) Humoral Immunity. Show Answer Correct Answer: A) Innate Immunity. 42. The Nature Conservancy is an organization that protects a variety of habitats around the world. A project this organization would probably support is one that A) Uses endangered animals for medical research. B) Protects the biodiversity of areas for future generations. C) Alters habitats for industry and housing. D) Prevents animal species from migrating to other habitats. Show Answer Correct Answer: B) Protects the biodiversity of areas for future generations. 43. A fungus takes some of a trees nutrients for its own benefit A) Parasitism. B) Mutualism. C) Commensalism. D) None of above. Show Answer Correct Answer: A) Parasitism. 44. All living organisms are dependent on plants because plants A) Are consumers. B) Are producers. C) Produce carbon dioxide. D) Remove oxygen from the air. Show Answer Correct Answer: B) Are producers. 45. In 1988 several large forest fires occurred in Yellowstone National Park. What process occurred after these fires? A) Primary succession. B) Secondary succession. C) Pioneer succession. D) Symbiotic succession. Show Answer Correct Answer: B) Secondary succession. 46. Which of the following is NOT a pioneer species? A) Shrubs. B) Fungi. C) Mosses. D) Lichen. Show Answer Correct Answer: A) Shrubs. 47. When water vapor is cooled and forms droplets of liquid water A) Condensation. B) Evaporation. C) Runoff. D) Transpiration. Show Answer Correct Answer: A) Condensation. 48. What model shows how much energy is available at each trophic level in an ecosystem? A) Food chains. B) Energy pyramids. C) Food webs. D) None of above. Show Answer Correct Answer: B) Energy pyramids. 49. 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. 50. 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. 51. Producers obtain their energy by A) The process of hunting for prey. B) The process of eating plants. C) The process of breaking down once living things. D) The process of photosynthesis to make their own food from sunlight. Show Answer Correct Answer: D) The process of photosynthesis to make their own food from sunlight. 52. Prokaryotes have contains membrane-bound organelles. True or False? A) False. B) True. Show Answer Correct Answer: A) False. 53. Shows how energy flows from one organism to another. A) Food cycle. B) Food chain. C) Prey chain. D) Predator cycle. Show Answer Correct Answer: B) Food chain. 54. Turn off the faucet A) Cut down. B) Wash the dishes. C) Turn off the tap. D) Do things. Show Answer Correct Answer: C) Turn off the tap. 55. Which is the trophic level of producers? A) 4. B) 2. C) 3. D) 1. Show Answer Correct Answer: D) 1. 56. What is parasitism? A) The highest form of communication, which kills its prey, that is, feeds on it. B) One organism dominates at the expense of the other, but does not harm it in any way. C) The survival of one species by using another species as food or habitat. D) Living as a competitor. E) Coexistence of two species. Show Answer Correct Answer: C) The survival of one species by using another species as food or habitat. 57. 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. 58. Which one of the following is a biotic factor? A) Sunlight. B) Rocks. C) Air. D) Grass. Show Answer Correct Answer: D) Grass. 59. What is a symbiotic relationship in which only one species benefits and the organism is neither helped or harmed? A) Mutualism. B) Parasitism. C) Competition. D) Commensalism. Show Answer Correct Answer: D) Commensalism. 60. Which of the following lists has ONLY biotic factors? A) Snail, algae, guppy, sunlight. B) Temperature, pH, conductivity, nitrite concentration. C) Temperature, Daphnia (water flea), snail, guppy (fish). D) Snail, guppy (fish), Daphnia (water flea), algae. Show Answer Correct Answer: D) Snail, guppy (fish), Daphnia (water flea), algae. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesEcology Quiz 1Ecology Quiz 2Ecology Quiz 3Ecology Quiz 4Ecology Quiz 5Ecology Quiz 6Ecology Quiz 7Ecology Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books