This quiz works best with JavaScript enabled. Home > Agriculture > Ecology Environment > Studies > Ecology And Environment – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 18 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The main source of energy for all life comes from ..... A) The moon. B) The sun. C) The Earth. D) The food we eat/make. Show Answer Correct Answer: B) The sun. 2. Hazardous waste includes waste that can A) Catch fire. B) Make people sick. C) Explode. D) All of the above. Show Answer Correct Answer: D) All of the above. 3. Hetertrophs who eat other consumers and producers A) Consumer. B) Producer. C) Prey. D) Biology. Show Answer Correct Answer: A) Consumer. 4. Physical location where an organism lives. A) Habitat. B) Niche. C) Population. D) Ecosystem. Show Answer Correct Answer: A) Habitat. 5. The trees in this biome shed their leaves and grow new ones each year: A) Temperate deciduous forest. B) Grasslands. C) Deserts. D) Tundra. Show Answer Correct Answer: A) Temperate deciduous forest. 6. What is environmental science? A) The study of how humans interact with the environment. B) The study of how humans use resources. C) The study of how humans pollute. D) All of these. Show Answer Correct Answer: D) All of these. 7. Choose the best definition for sustainability A) Using as many resources as you want, whenever you want. B) Only using renewable resources and not using many nonrenewable resources. C) Only using nonrenewable resources and not using many renewable resources. D) Using only just enough resources for survival. Show Answer Correct Answer: D) Using only just enough resources for survival. 8. Why are advantageous traits more likely to be passed onto offspring? A) Because they are more likely to survive and reproduce. B) Because they come from dominant alleles. C) Because they come from recessive alleles. D) Because the trait is an acquired phenotype. Show Answer Correct Answer: A) Because they are more likely to survive and reproduce. 9. A trophic pyramid is an ..... that shows ..... A) Food chain / biomass. B) Food web / predation. C) Food chain / compeition. D) Food web / invasive species. Show Answer Correct Answer: A) Food chain / biomass. 10. Water is lost to the abiotic parts of the biosphere from the biotic parts by the process of ..... A) Condensation. B) Runoff. C) Evaporation. D) Transpiration. Show Answer Correct Answer: D) Transpiration. 11. What is the movement of individuals into a population called? A) Emigration. B) Migration. C) Capacity. D) Immigration. Show Answer Correct Answer: D) Immigration. 12. Reaches a climax community quicker because soil is already present A) Primary succession. B) Secondary succession. C) Both types of succession. D) None of above. Show Answer Correct Answer: B) Secondary succession. 13. Which of the following provides organisms in an ecosystem with ALL of their basic needs to survive? A) Habitat. B) Soil. C) Air. D) Producers. Show Answer Correct Answer: A) Habitat. 14. MAJOR RESERVOIR OF CARBON IN EARTH IS A) OCEAN. B) CRUST. C) AIR. D) ALL THE ABOVE. Show Answer Correct Answer: A) OCEAN. 15. Carbon can be found in A) The ocean and seas. B) Rock and mantle of the Earth. C) The atmosphere. D) All of these are correct. Show Answer Correct Answer: D) All of these are correct. 16. Where do almost all pollutants eventually end up? A) In rivers. B) In the ocean. C) In the air. D) In landfills. Show Answer Correct Answer: B) In the ocean. 17. Decomposers break down dead plants and animals. This puts ..... back into the soil. A) Producers. B) Consumers. C) Energy. D) Food. Show Answer Correct Answer: C) Energy. 18. What are two ways do decrease a population's growth rate? A) Mortality and Natality. B) Mortality and Emigration. C) Natality and Immigration. D) Immigration and Emigration. Show Answer Correct Answer: B) Mortality and Emigration. 19. Which level of organization is more complex than a population and less complex than an ecosystem? A) Ecosystem. B) Community. C) Population. D) Organism. Show Answer Correct Answer: B) Community. 20. One reason predators might increase is A) The weather is warmer. B) Food has decreased. C) The prey have increased. D) Parasites have increased. Show Answer Correct Answer: C) The prey have increased. 21. Which of the following cycles does photosynthesis produce oxygen and respiration produce carbon dioxide? A) The water cycle. B) The hydrogen cycle. C) The carbon cycle. D) The nitrogen cycle. Show Answer Correct Answer: C) The carbon cycle. 22. Separation of wilderness areas away from other wilderness areas A) Habitat Fragmentation. B) Aphotic Zone. C) Habitat Degredation. D) Mitigation. Show Answer Correct Answer: A) Habitat Fragmentation. 23. A living or once-living organisms in an ecosystem is a A) Population. B) Abiotic factor. C) Community. D) Biotic factor. Show Answer Correct Answer: D) Biotic factor. 24. Which of the following determines the carrying capacity of an ecosystem? A) The most limited resources required for survival. B) The amount of disease affecting organisms in the ecosystem. C) The amount of rainfall the habitat receives. D) The number of predators in the area. Show Answer Correct Answer: A) The most limited resources required for survival. 25. Cougars are predators that often eat weakened or diseased animals. This is a description of the ..... of cougars. A) Habitat. B) Mutualism. C) Commensalism. D) Niche. Show Answer Correct Answer: D) Niche. 26. Which of the following best describes an ecosystem? A) All the living organisms in an area and their physical surroundings. B) A region with a distinct climate. C) All the living organisms of the same species throughout the world. D) All the living organisms in an area. Show Answer Correct Answer: A) All the living organisms in an area and their physical surroundings. 27. What is the largest level of ecological study? A) Population. B) Community. C) Ecosystem. D) Organism. Show Answer Correct Answer: C) Ecosystem. 28. What is something in an environment that will limit population growth? A) Limiting Factor. B) Abiotic Factor. C) Biotic Factor. D) Carrying Capacity. Show Answer Correct Answer: A) Limiting Factor. 29. A stable ecosystem is characterized by having A) No competition between species. B) Limited autotrophic nutrition. C) Predators that outnumber their prey. D) A continual input of energy. Show Answer Correct Answer: D) A continual input of energy. 30. The term biodiversity refers to A) The number of species living on earth. B) The number and variety of species living on earth. C) The number and variety of species that are considered renewable. D) The number and variety of species that live in in an area. Show Answer Correct Answer: D) The number and variety of species that live in in an area. ← PreviousNext →Related QuizzesEcology Environment QuizzesAgriculture 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books