This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 160 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 160 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A community is concerned about the water quality of a nearby lake. Increased sedimentation in the lake is endangering the native habitat. The increased sedimentation is most likely caused by which of the following? A) Trees planted along the shore of the lake. B) Construction of homes along the lake. C) The amount of sunlight on the lake. D) The amount of fish in the lake. Show Answer Correct Answer: B) Construction of homes along the lake. 2. If you visited a forest in 2015 and there was only small plants there when revisited in 2019, what likely happened? A) Passing of a glacier. B) Preservation of a habitat. C) Occurrence of a forest fire. D) Development of a parking lot. Show Answer Correct Answer: C) Occurrence of a forest fire. 3. He was the first person who studied the interactions between living things and their environment. A) Alexandre von Humboldt. B) Charles Darwin. C) Charles Linneo. D) Theophrastus. Show Answer Correct Answer: D) Theophrastus. 4. A ..... eats mainly other animals. A) Carnivore. B) Omnivore. C) Herbivore. D) Decoposer. Show Answer Correct Answer: A) Carnivore. 5. An organisms habitat provides A) Carrying capacity. B) Space. C) Food, water and shelter. D) Abiotic factors. Show Answer Correct Answer: C) Food, water and shelter. 6. Which two factors can affect the rate in which photosynthesis occurs? A) PH and soil color. B) Temperature and phosphorus. C) PH and temperature. D) Temperature and light intensity. Show Answer Correct Answer: D) Temperature and light intensity. 7. Precipitation that falls on land and soaks into the ground A) Groundwater. B) Runoff. Show Answer Correct Answer: A) Groundwater. 8. I rely on eating other organisms for the energy I need to function since I can not make my own food. A) Consumer. B) Producer. C) Decoposer. D) None of above. Show Answer Correct Answer: A) Consumer. 9. In all food webs, ..... play the role of producers. A) Small animals. B) Predators. C) Microscopic organisms. D) Plants. Show Answer Correct Answer: D) Plants. 10. These are the materials that can be used for Brown Mix. Fall leaves, chipped tree branches, straw, sawdust, corn stalks, cardboard, dryer lint and used paper. There is one materials missing. What is it? A) Cotton fabric. B) Glass. C) Plastic bottles. D) Seaweed. Show Answer Correct Answer: A) Cotton fabric. 11. It is a biogeochemical cycle A) Water wheel. B) Food chain. C) Refraction of light. D) Color wheel. Show Answer Correct Answer: A) Water wheel. 12. Which of the following refers to all the organisms in a particular area? A) Ecosystem. B) Community. C) Organelles. D) Population. Show Answer Correct Answer: B) Community. 13. What is the only process that removes carbon from the atmosphere? A) Combustion. B) Cellular respiration. C) Photosynthesis. D) Decomposition. Show Answer Correct Answer: C) Photosynthesis. 14. An animal eaten by the predator. A) Prey. B) Predator. Show Answer Correct Answer: A) Prey. 15. If a frog is the prey, what could be the predator? A) Grass. B) Insect. C) Snake. D) Snail. Show Answer Correct Answer: C) Snake. 16. What is the study of how living things interact with each other and with their environment? A) Ecology. B) Biology. C) Geography. D) None of above. Show Answer Correct Answer: A) Ecology. 17. This is the type of biome in water A) Terrestrial. B) Aquatic. Show Answer Correct Answer: B) Aquatic. 18. The BEST way to distinguish Primary Succession from Secondary Succession is ..... A) The presence of Lichens in the first stage. B) The absence of Fire as a cause of Succession. C) The time it takes to reach Climax (Primary takes longer, Secondary takes less). D) The absence of soil in the first stage. Show Answer Correct Answer: D) The absence of soil in the first stage. 19. What might occur when a carnivore is removed from the food web? A) Nothing. Organisms cannot impact things below them on the energy pyramid. B) Primary consumers will overpopulate. C) Plants will be over browsed by herbivores. D) Both B and C might occur. Show Answer Correct Answer: D) Both B and C might occur. 20. Estuaries are areas where freshwater and saltwater will mix. Organisms found here would need to be adapted to deal with: A) Extreme depth. B) Changing salinity. C) Low nutrient levels. D) High amounts of pressure. Show Answer Correct Answer: B) Changing salinity. ← 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