This quiz works best with JavaScript enabled. Home > Agriculture > Ecology Environment > Studies > Ecology And Environment – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 2 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following leads to a decrease in biodiversity? A) Pollution control. B) Selective cutting. C) Protection of ecosystems. D) Introduction of exotic or invasive species. Show Answer Correct Answer: D) Introduction of exotic or invasive species. 2. Found in extreme places, such as hot springs A) Archaea. B) Bacteria. C) Eukarya. D) None of above. Show Answer Correct Answer: A) Archaea. 3. When a certain population becomes so dense that it harms or changes the quality of life in that environment, we have ..... A) A population. B) Overpopulation. C) Pollution. D) None of above. Show Answer Correct Answer: B) Overpopulation. 4. Carbon dioxide in the atmosphere enters the biotic parts of the biosphere through ..... A) Decomposition. B) Fossil fuels. C) Photosynthesis. D) Respiration. Show Answer Correct Answer: C) Photosynthesis. 5. AREAS THAT ARE UNDER INFLUENCE OF DDT MAY OBSERVE A DECLINE IN BIRD'S POPULATION WHICH IS DUE TO A) BIRDS STOP LAYING EGGS. B) EEG DID NOT HATCH. C) PREDATION OF EGGS INCREASED. D) NONE OF THE ABOVE. Show Answer Correct Answer: B) EEG DID NOT HATCH. 6. Animal that eats only producers. A) Omnivore. B) Carnivore. C) Velicoraptivore. D) Herbivore. Show Answer Correct Answer: D) Herbivore. 7. What factor describes when populations decrease because animals are moving out of a population? A) Limiting Factors. B) Exponential Growth. C) Immigration. D) Emigration. Show Answer Correct Answer: D) Emigration. 8. Another name for a consumer is a A) Heterotroph. B) Producer. C) Plant. D) Autotroph. Show Answer Correct Answer: A) Heterotroph. 9. Which of the following interactions is an example of symbiosis? A) An insect acts as a pollinator for a plant species. B) A population of hummingbirds migrates during the summer. C) A tropical bird performs a courtship dance for a mate. D) A mother bear feeds and protects her cubs. Show Answer Correct Answer: A) An insect acts as a pollinator for a plant species. 10. Where an organism lives A) Biosphere. B) Heterotrogh. C) Habitat. D) Niche. Show Answer Correct Answer: C) Habitat. 11. Physical area in which an organism lives. A) Habitat. B) Biome. C) Ecology. D) Earth. Show Answer Correct Answer: A) Habitat. 12. What are the 3 types of dispersion? A) Size, Density, Dispersion. B) Groups, Couples, Single. C) Near, Far, Wherever you are. D) Random, Clumped, Uniform. Show Answer Correct Answer: D) Random, Clumped, Uniform. 13. The process by which toxic substances build up in biological systems over time A) Bioaccumulation. B) Bioramification. C) Bioassimilation. D) Biomagnification. Show Answer Correct Answer: A) Bioaccumulation. 14. Where are proteins made? A) Mitochondria. B) Chromosomes. C) Golgi body. D) Ribosomes. Show Answer Correct Answer: D) Ribosomes. 15. The size of a population will decrease if mortality ..... A) Increases. B) Decreases. C) Stays the same. D) None of above. Show Answer Correct Answer: A) Increases. 16. The part of the environment that is made up of anything that is or was living, or was produced by something living. A) Community. B) Abiotic. C) Biosphere. D) Biotic. Show Answer Correct Answer: D) Biotic. 17. What is the general trend between population numbers and natural resources? A) As population increases the amount of natural resources decrease. B) As population increases the amount of natural resources increase. C) As population decreases the amount of natural resources decreases. D) There is no relationship between population and natural resources. Show Answer Correct Answer: A) As population increases the amount of natural resources decrease. 18. What human activity affects the environment in such a way that algae blooms increase? A) Agriculture. B) Fertilizer run off increases nutrients in ground water. C) People contaminating fresh water sources. D) All of the above. Show Answer Correct Answer: D) All of the above. 19. What biome has the most seasons? A) Rain Forest. B) Tundra. C) Deciduous Forest. D) Desert. Show Answer Correct Answer: C) Deciduous Forest. 20. BIO FACTOR INCLUDE A) PLANT ANIMALS. B) PLANT ANIMAL AND ENVIRONMENT. C) WATER TEMPERATURE. D) NONE. Show Answer Correct Answer: A) PLANT ANIMALS. 21. Which of the following answer choices most accurately describes climate? A) The daily temperature and precipitation. B) The average temperature and precipitation over a long period of time. C) The amount of storms an area experiences. D) The highest temperature an area experiences. Show Answer Correct Answer: B) The average temperature and precipitation over a long period of time. 22. Many oak trees are cut down and removed from an oak-hickory forest. A likely result of the direct harvesting of the oak species would be the A) Disruption of natural cycles. B) Conservation of these natural forest resources. C) Recycling of all the nutrients in the forest. D) Prevention of the extinction of animals native to the area. Show Answer Correct Answer: A) Disruption of natural cycles. 23. Over the past 100 years deforestation has caused the red-cockaded woodpecker to become endangered in North Carolina. Which of the following most accurately describes this event? A) Poaching. B) Introduction of invasive species. C) Habitat alteration. D) Air pollution. Show Answer Correct Answer: C) Habitat alteration. 24. If I were the mayor, I ..... single-use plastic in this town. A) Banned. B) Would ban. C) Would have banned single-use plastic in this town. D) Will ban. Show Answer Correct Answer: B) Would ban. 25. Birds with large sharp claws and beaks most likely eat ..... A) Tall grasses. B) Pond microorganisms. C) Small animals. D) None of above. Show Answer Correct Answer: C) Small animals. 26. The act of cutting down or burning all the trees in an area A) Deforestation. B) Deforesting. C) Conserve. D) De-Treeing. Show Answer Correct Answer: A) Deforestation. 27. The ecosystem with the greatest sustainability will be the one that has the- A) Greatest variety of different organisms. B) Fastest growing season for green plants. C) Lowest population of harmful insects. D) Greatest variety of different organisms. Show Answer Correct Answer: A) Greatest variety of different organisms. 28. Ling feeds her guppies one-half teaspoon of fish food every day. The average guppy population in her aquarium over a four-month period is 38 guppies. She increased the food to one teaspoon per day. After a four-month period, the average population is 53 guppies. Which of the following statements is supported by these data? A) As long as Ling keeps adding more food, the guppy population will continue to grow. B) Guppies reproduce rapidly. C) One-half teaspoon of food was a limiting factor. D) The size of the aquarium was a limiting factor. Show Answer Correct Answer: C) One-half teaspoon of food was a limiting factor. 29. Which of the following choices only includes abiotic factors? A) Sunlight, algae, and temperature. B) Fish, crabs, oxygen. C) Sunlight, soil, and oxygen. D) Algae, temperature, and dog. Show Answer Correct Answer: C) Sunlight, soil, and oxygen. 30. A connection of food chains with many food energy paths in an ecosystem is a ..... A) Ecosystem. B) Food web. C) Environment. D) None of above. Show Answer Correct Answer: B) Food web. ← PreviousNext →Related QuizzesEcology Environment QuizzesAgriculture QuizzesEcology And Environment Quiz 1Ecology And Environment Quiz 3Ecology And Environment Quiz 4Ecology And Environment Quiz 5Ecology And Environment Quiz 6Ecology And Environment Quiz 7Ecology And Environment Quiz 8Ecology And Environment Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books