This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Ecology – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 1 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Organisms that eat fruit, plants, and meat A) Omnivore. B) Carnivore. C) Herbivore. D) Producer. Show Answer Correct Answer: A) Omnivore. 2. Which of the following is most likely NOT to happen if the population of the small fish is over fished and wiped out? A) The plant population may increase. B) The large fish population will increase. Show Answer Correct Answer: B) The large fish population will increase. 3. All the populations of different species that occupy and are adapted to a given area, are referred to as a (n) ..... ? A) Community. B) Niche. C) Biosphere. D) Ecosystem. Show Answer Correct Answer: A) Community. 4. What organism breaks down waste and recycles it into the ecosystem? A) Decomposers. B) Teritary consumers. C) Producers. D) Primary consumers. Show Answer Correct Answer: A) Decomposers. 5. Humans are considered ..... A) Consumers. B) Decomposers. C) Producers. D) None of above. Show Answer Correct Answer: A) Consumers. 6. Exponential growth is A) When your family grows after your mom has triplets. B) A growth pattern in which the individuals in a population reproduce at a constant rae due to unlimited resources. C) A growth pattern in which a population slows down. D) A growth pattern in which all the women in a state keep having babies. Show Answer Correct Answer: B) A growth pattern in which the individuals in a population reproduce at a constant rae due to unlimited resources. 7. What is labeled as 1? A) Biome. B) Population. C) Ecosystem. D) Organism. Show Answer Correct Answer: D) Organism. 8. An animal that cannot maintain constant internal body conditions. A) Regulator. B) Consumer. C) Conformer. D) Exothermic. Show Answer Correct Answer: C) Conformer. 9. The role of a species in its ecosystem A) Niche. B) Ecology. Show Answer Correct Answer: A) Niche. 10. Which of the following is NOT an adaptation that animals might have in the tundra biome? A) Create insulated burrows. B) Long fur. C) Scaley skin. D) Short legs to be closer to the ground. Show Answer Correct Answer: C) Scaley skin. 11. An organism that is killed and eaten by another organism A) Parasite. B) Predator. C) Producer. D) Prey. Show Answer Correct Answer: D) Prey. 12. It is the outer part of the earth A) Mantle. B) Crust. C) Core. D) The inside of the outside. Show Answer Correct Answer: B) Crust. 13. When resources are limited, organisms struggle to obtain those resources, this is an example of A) Mimicry. B) Symbiosis. C) Competition. D) Mutualism. Show Answer Correct Answer: C) Competition. 14. The image provided is an example of a(n): A) Autotroph. B) Herbivore. C) Carnivore. D) Producer. Show Answer Correct Answer: C) Carnivore. 15. Taxonomy is ..... things according to their ..... A) Grading, ability. B) Separating, color. C) Grouping, charcteristics. D) Naming, size. Show Answer Correct Answer: C) Grouping, charcteristics. 16. In managing the spread of the invasive Japanese Honeysuckle vine in the southeastern United States, what method involves the application of herbicides to limit its growth? A) Biological Control. B) Mechanical Control. C) Chemical Control. D) Kinetic Control. Show Answer Correct Answer: C) Chemical Control. 17. Which one of the following is true of grass in an ecosystem? A) It converts oxygen to glucose. B) It produces carbon dioxide from oxygen and water. C) It produces glucose from carbon dioxide and water. D) It converts water to energy. Show Answer Correct Answer: C) It produces glucose from carbon dioxide and water. 18. One characteristic feature of tundra is that only the surface thaws in the summer and refreezes in the winter, leaving a layer of permanently frozen subsoil. This characteristic is known as A) Glaciation. B) Permafrost. C) Crystallization. D) Soilfrost. Show Answer Correct Answer: B) Permafrost. 19. What is one of the main reasons a biome is different from another? A) Biodiversity. B) Precipitation. C) Altitude. D) Sunlight. Show Answer Correct Answer: B) Precipitation. 20. How can temperatures in the tropical rainforest be described? A) Very variable throughout the year. B) Do not vary very much throughout the year. C) Usually around 15$^\circ$C. D) None of above. Show Answer Correct Answer: B) Do not vary very much throughout the year. 21. Examples of biotic factors include: A) Grass. B) Sunlight. C) Air. D) Water. Show Answer Correct Answer: A) Grass. 22. A relationship where two organisms help each other and benefit? A) Commensalism. B) Predation. C) Parasitism. D) Mutualism. Show Answer Correct Answer: D) Mutualism. 23. What does reduce mean? A) Make bigger. B) Add things. C) Make smaller. D) Make different. Show Answer Correct Answer: C) Make smaller. 24. The natural ecosystem is not ..... A) Lake. B) Savanna. C) Field. D) Forest. Show Answer Correct Answer: C) Field. 25. What are biotic factors? A) Factors that are living. B) Factors that affect plants. C) Factors that affect animals. D) Factors that are non-living. Show Answer Correct Answer: A) Factors that are living. 26. Which is the smallest level of an ecosystem? A) Organsism. B) Population. C) Ecosystem. D) Community. Show Answer Correct Answer: A) Organsism. 27. When you need to wipe your mouth, what is the best option in order to protect the environment? A) Use cloth napkin. B) Use paper towel. C) Use toilet paper. D) None of above. Show Answer Correct Answer: A) Use cloth napkin. 28. A lion kills and eats a zebra. This is an example of A) Symbiosis. B) Competition. C) Predation. D) None of above. Show Answer Correct Answer: C) Predation. 29. What is at the top of the food chain? A) Secondary consumers. B) Primary producers. C) Primary consumers. D) Tertiary consumers. Show Answer Correct Answer: D) Tertiary consumers. 30. True or False:Clouds form during condensation. A) False. B) True. Show Answer Correct Answer: B) True. 31. In the water cycle, what is evaporation through plants called? A) Evaporation. B) Infiltration. C) Transpiration. D) Condensation. Show Answer Correct Answer: C) Transpiration. 32. Organisms that break down dead plants and animals to return useful minerals to the soil. A) Carnivores. B) Omnivores. C) Decomposers. D) Herbivores. Show Answer Correct Answer: C) Decomposers. 33. ..... is a relationship between organisms that strive for the same limited resources A) Parasitism. B) Predation. C) Carrying capacity. D) Competition. Show Answer Correct Answer: D) Competition. 34. A climax community is A) When primary succession begins. B) When herbivores first come into an ecosystem. C) When secondary succession begins. D) When an ecosystem has completed secondary succession and has become a mature community with large tree and predators. Show Answer Correct Answer: D) When an ecosystem has completed secondary succession and has become a mature community with large tree and predators. 35. Why does photosynthesis not occur in the deep ocean? A) There is too much sunlight. B) There is no oxygen. C) There are no nutrients. D) There is no sunlight. Show Answer Correct Answer: D) There is no sunlight. 36. If the number of births is greater than the number of deaths in a population, what will happen to the growth of the population? A) It will decrease. B) It will increase. C) It will fluctuate. D) It will stay the same. Show Answer Correct Answer: B) It will increase. 37. Which one is NOT an abiotic factor? A) Soil. B) Sunlight. C) Rock. D) Plant. Show Answer Correct Answer: D) Plant. 38. What would be an example of a producer? A) Tigers. B) Mushrooms. C) Plants. D) Humans. Show Answer Correct Answer: C) Plants. 39. Which trophic level gets the most energy? A) Tertiary consumer. B) Trophies level. C) Producer. D) Primary consumer. Show Answer Correct Answer: C) Producer. 40. A community is different from a population by having what? A) Communities have biotic and abiotic factors. B) Communities have one species living together. C) Communities have many different species living together. D) Community begins with one individual. Show Answer Correct Answer: C) Communities have many different species living together. 41. A producer gets energy from the (a) A) Carnivores. B) Other producers. C) A sun. D) Herbivores. E) Omnivores. Show Answer Correct Answer: C) A sun. 42. An organism's niche is A) The entire role an organism has in the place it lives. B) The range of temperatures that the organism needs to survive. C) All the physical and biological factors in the organism's environment. D) The nutrients that flow from the organism to the environment. Show Answer Correct Answer: A) The entire role an organism has in the place it lives. 43. Obtains energy through photosynthesis A) Autotrophic. B) Heterotrophic. C) Eukaryote. D) Prokaryotes. Show Answer Correct Answer: A) Autotrophic. 44. A relationship where both organisms benefit from each other A) Mutualism. B) Ecosystem. C) Parasitism. D) Niche. Show Answer Correct Answer: A) Mutualism. 45. As a part of the water cycle, water from Earth's surface enters the clouds and finally falls back to the ground in the form of rain. What is the correct sequence of processes water undergoes? A) Evaporation, Condensation, Precipitation. B) Precipitation, Condensation, Evaporation. C) Condensation, Evaporation, Precipitation. D) Evaporation, Precipitation, Condensation. Show Answer Correct Answer: A) Evaporation, Condensation, Precipitation. 46. Invasive species A) Are dead matter in the soi. B) Aliens. C) Plants and animals tht have migrated to places where they are not native and disrupt the ecosystem. D) Animals that attack humans. Show Answer Correct Answer: C) Plants and animals tht have migrated to places where they are not native and disrupt the ecosystem. 47. ..... are an example of decomposers. A) Fish. B) Bacteria. C) Plants. D) Seaweed. Show Answer Correct Answer: B) Bacteria. 48. Fungi are an example of ..... A) Consumer. B) Scavenger. C) Decomposers. D) Producers. Show Answer Correct Answer: C) Decomposers. 49. Any close relationship between different species including mutualism, commensalism, and parasitism A) Limiting Factor. B) Symbiosis. C) Carrying Capacity. D) Community. Show Answer Correct Answer: B) Symbiosis. 50. This essential nutrient is needed by living organisms to produce DNA A) Aluminum. B) Water. C) Calcium. D) Phosporous. Show Answer Correct Answer: D) Phosporous. 51. Select the right translation:garbage (USA) A) Guardian. B) Containing. C) Tools. D) Waste. Show Answer Correct Answer: D) Waste. 52. Which of the following is an example of REDUCING? A) Throwing your garbage in the trash can. B) Using a soup can for a pencil cup. C) Turning off the lights when you leave a room. D) Taking glass bottles to the recycling center. Show Answer Correct Answer: C) Turning off the lights when you leave a room. 53. Full range of variety and variability within and among organisms in an ecosystem, to include the total number of different species and the abundance of each species. A) Biodiversity. B) Ecosystem. C) Community. D) Environment. Show Answer Correct Answer: A) Biodiversity. 54. Which sequence correctly describes the flow of energy in an ecosystem? A) Sun$\rightarrow$plant$\rightarrow$herbivore$\rightarrow$carnivore. B) Carnivore$\rightarrow$herbivore$\rightarrow$plant$\rightarrow$sun. C) Sun$\rightarrow$plant$\rightarrow$carnivore$\rightarrow$herbivore. D) Herbivore$\rightarrow$plant$\rightarrow$carnivore$\rightarrow$sun. Show Answer Correct Answer: A) Sun$\rightarrow$plant$\rightarrow$herbivore$\rightarrow$carnivore. 55. The relationship between condensation and precipitation is that A) Condensation needs to occur prior to precipitation. B) Both are parts of the water cycle. Show Answer Correct Answer: A) Condensation needs to occur prior to precipitation. 56. Which of the following are prokaryotic cells? A) Plants. B) Animals. C) Baccarat. D) None of above. Show Answer Correct Answer: C) Baccarat. 57. Temperature gets cooler as you move away from the equator. A) True. B) False. Show Answer Correct Answer: A) True. 58. Two greenhouse gases that contribute to global warming are: A) A O2 and CO2. B) B SO2 and O2. C) C CO and NO2. D) D CO2 and CH4. Show Answer Correct Answer: D) D CO2 and CH4. 59. What do plants need to make their own food? A) Sun, Water, and Animals. B) Sun, Coke, and Soil. C) Sun, Water, and Soil. D) Nothing at all. Show Answer Correct Answer: C) Sun, Water, and Soil. 60. A forest has a GPP of 3.8 kg C/m2/year and the rate of cellular respiration is 2.4 kg C/m2/year. What is the NPP? A) 1.4 kg C/m2/year. B) 6.2 kg C/m2/year. C) 1.0 kg C/m2/year. D) 9.12 kg C/m2/year. Show Answer Correct Answer: A) 1.4 kg C/m2/year. Next →Related QuizzesScience QuizzesGeneral Knowledge QuizzesEcology Quiz 2Ecology Quiz 3Ecology Quiz 4Ecology Quiz 5Ecology Quiz 6Ecology Quiz 7Ecology Quiz 8Ecology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books