This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 239 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 239 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which describes the relationship between plants and animals in the carbon cycle? A) Plants produce and release oxygen that animals need. B) Plants produce and release carbon dioxide that animals need. C) Animals produce and release oxygen that plants need. D) Animals produce oxygen that plants turn into carbon dioxide. Show Answer Correct Answer: A) Plants produce and release oxygen that animals need. 2. Choose the right meaning:environment A) To recycle. B) To save. C) Around the. D) None of above. Show Answer Correct Answer: C) Around the. 3. 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. 4. 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. 5. 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. 6. 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. 7. 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. 8. WHO IS THE FATHER OF ECOLOGY? A) EUGENE ODUM. B) ARISTOTLE. C) ROBERT HOOKE. D) CHARLES DARWIN. Show Answer Correct Answer: A) EUGENE ODUM. 9. 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. 10. 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. 11. 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. 12. 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. 13. People need it to breathe A) Sewage. B) Dumping site. C) Oxygen. D) Water. Show Answer Correct Answer: C) Oxygen. 14. 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. 15. 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. 16. 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. 17. True or False:It is possible for a carnivore to be a producer. A) False. B) True. Show Answer Correct Answer: A) False. 18. Wind power is A) Renewable. B) Nonrenewable. C) Product. D) None of above. Show Answer Correct Answer: A) Renewable. 19. 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. 20. Which represents the largest group in a food web? A) Carnivores. B) Omnivores. C) Herbivores. D) Producers. Show Answer Correct Answer: D) Producers. ← PreviousNext →Related QuizzesEcology Quiz 1Ecology Quiz 2Ecology Quiz 3Ecology Quiz 4Ecology Quiz 5Ecology Quiz 6Ecology Quiz 7Ecology Quiz 8Ecology Quiz 9Ecology Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books