This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 235 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 235 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Pesticides and herbicides eventually show up in higher level consumers due to A) Climate change. B) Bioaccumulation. C) Habitat destruction. D) Fertilizer runoff. Show Answer Correct Answer: B) Bioaccumulation. 2. What are organisms that use other organisms for food in order to gain energy? A) Decomposers. B) Producers. C) Herbivores. D) Consumers. Show Answer Correct Answer: D) Consumers. 3. What two levels make up a scientific name? A) Genus and order. B) Genus and species. C) Domain and kingdom. D) Family and genus. Show Answer Correct Answer: B) Genus and species. 4. The part of the earth that can support life is the ..... A) Biomes. B) Ecosystem. C) Community. D) Biosphere. Show Answer Correct Answer: D) Biosphere. 5. Three factors can affect population size A) Births, deaths, leaves or enters population. B) Deaths, birth, buildings. C) Photosynthesis, weather, deaths. D) Houses, weather, heath. Show Answer Correct Answer: A) Births, deaths, leaves or enters population. 6. Mark and recapture A) Count each and every individualdifficult to do. B) Observe the signs of orgamismsestimation. C) Approximation based on reasonable assumptioncount number in small area and multiply for larger areas. D) Catch and mark an organism, release, and catch more at a later timeuse a mathematical formula to estimate a total population. Show Answer Correct Answer: D) Catch and mark an organism, release, and catch more at a later timeuse a mathematical formula to estimate a total population. 7. Abiotic factors:examples A) Water, air, rocks, fish. B) Water, bacteria, rocks, soil. C) Water, air, rocks, soil. D) Water, air, small mammals, soil. Show Answer Correct Answer: C) Water, air, rocks, soil. 8. Primary production in terrestrial ecosystems are mainly limited by A) Light and temperature. B) Light and nutrients. C) Precipitation and temperature. D) Precipitation and nutrients. Show Answer Correct Answer: C) Precipitation and temperature. 9. What human activity is the main cause of acid rain? A) Cars. B) Deforestation. C) Coal power plants / power stations. D) Volcanoes. Show Answer Correct Answer: C) Coal power plants / power stations. 10. People need it to breathe A) Sewage. B) Dumping site. C) Oxygen. D) Water. Show Answer Correct Answer: C) Oxygen. 11. Which of the following is regarded as a DIRECT value derived from biodiversity conservation? A) Removal of CO2 from the atmosphere by plants. B) Sustaining environmental services for future generations. C) Foreign exchange brought into the country through tourism. D) Reduction in the loss of nutrients in topsoil in forested areas during heavy rainfall. Show Answer Correct Answer: C) Foreign exchange brought into the country through tourism. 12. Which level of consumer usually eats the first level consumer? A) Primary consumer. B) Secondary consumer. C) Tertiary consumer. D) None of above. Show Answer Correct Answer: B) Secondary consumer. 13. Which of the following is an example of a organism interacting with an abiotic element in its environment A) A sea turtle burying its egg in sand. B) A whale hunting harbor seals. C) Dolphins communicating with each other. D) A jellyfish stinging its prey. Show Answer Correct Answer: A) A sea turtle burying its egg in sand. 14. True or False:It is possible for a carnivore to be a producer. A) False. B) True. Show Answer Correct Answer: A) False. 15. Wind power is A) Renewable. B) Nonrenewable. C) Product. D) None of above. Show Answer Correct Answer: A) Renewable. 16. Which of the following processes can maintain the level of carbon dioxide in the atmosphere? A) Photosynthesis. B) Respiration. C) Combustion. D) ALL OF THEM. Show Answer Correct Answer: D) ALL OF THEM. 17. Which represents the largest group in a food web? A) Carnivores. B) Omnivores. C) Herbivores. D) Producers. Show Answer Correct Answer: D) Producers. 18. Which example below is parasitism? A) Sea anemone and clownfish. B) Tick biting a dog for its blood. C) An owl living in a hole in a tree. D) None of above. Show Answer Correct Answer: B) Tick biting a dog for its blood. 19. Life cycle A) The cycle of photosysnthesis. B) Series of changes in the life of an organism. Show Answer Correct Answer: B) Series of changes in the life of an organism. 20. Lichens help to break up newly formed igneous rock that will eventually form soil. Lichens are ..... A) Limiting Factors. B) Producers. C) Pioneer Species. D) Consumers. Show Answer Correct Answer: C) Pioneer Species. ← PreviousNext →Related QuizzesScience QuizzesEcology Quiz 1Ecology 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