This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 35 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 35 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Vines grow on a tree. The vines get light but the tree is not affected. What kind of relationship is this? A) Commensalism. B) Mutualism. C) Parasitism. D) None of above. Show Answer Correct Answer: A) Commensalism. 2. Who introduced the term biogecenosis? A) E. Suess. B) N. Vavilov. C) Sukachev. D) Möbius. E) Vernadsky. Show Answer Correct Answer: C) Sukachev. 3. What is a watershed? A) Network of streams leading to a larger river. B) Network of rivers and bays that lead to the ocean. C) Reservoir of water stored underground. D) Area of land that drains to a body of water. Show Answer Correct Answer: D) Area of land that drains to a body of water. 4. Which biome receives less than 25 centimeters of rain per year? A) Desert. B) Temperate rainforest. C) Grassland. D) Tropical rainforest. Show Answer Correct Answer: A) Desert. 5. Mimicry is A) An animal's color and pattern that helps it blend in with its surroundings. B) Animal body parts or physical features. C) When an animal looks like another animal or plant. D) Movement of one group of one type of animal from one region to another and back again. Show Answer Correct Answer: C) When an animal looks like another animal or plant. 6. Diagram of transfer of energy A) Ecology. B) Food web. C) Decoposer. D) Producer. Show Answer Correct Answer: B) Food web. 7. The process by which populations of organisms with variations that help them to survive in their environments, live longer, outcompete, and reproduce more organisms with the same variation A) Natural selection. B) Variations. C) Competition. D) Camouflage. Show Answer Correct Answer: A) Natural selection. 8. What is precipitation? A) Sweat from our bodies on hot days. B) Warm rain but not cold snow or sleet. C) Gas that we use in furnaces or ovens. D) Any form of water that falls from the sky. Show Answer Correct Answer: D) Any form of water that falls from the sky. 9. Which of the following BEST describes an ecological niche? A) Relationship between the species and other organisms in the habitat. B) Functional role that the organism plays in its habitat. C) Habitat that provides food for the organism. D) Habitat that provides the most suitable environmental conditions for the organism. Show Answer Correct Answer: B) Functional role that the organism plays in its habitat. 10. How do plants get their source of energy (food)? A) Plants get their food from the soil and water. B) Plants use the energy from the sun, air, and water to make their food. C) Plants get their food from minerals. D) Plants get their food from the decaying plants and animals. Show Answer Correct Answer: B) Plants use the energy from the sun, air, and water to make their food. 11. Ecological pyramid is ..... A) Graphical representation of tropic levels. B) Graphical representation of student number. C) Graph of column. D) Geraph of population. Show Answer Correct Answer: A) Graphical representation of tropic levels. 12. An adaptation allowing an organism to blend into its environment is called: A) Mimicry. B) Camouflage. Show Answer Correct Answer: B) Camouflage. 13. Nitrification happens in the ..... A) Air. B) Soil. C) Ground Water. D) Plants. Show Answer Correct Answer: B) Soil. 14. A tapeworm and a cat have this type of relationship. A) Mutualism. B) Parasitism. C) Commensalism. D) Competition. Show Answer Correct Answer: B) Parasitism. 15. Biotic limiting factors are ..... A) Living. B) Nonliving. Show Answer Correct Answer: A) Living. 16. Parasitism A) Both organisms benefit. B) One organism benefits while the other is neither helped not harmed. C) One organism benefits while one is harmed. D) None of above. Show Answer Correct Answer: C) One organism benefits while one is harmed. 17. What is the difference between "emigration" and "immigration" ? A) There is no difference. B) Emigration is when organisms move in, and immigration is when organisms leave. C) Emigration is when organisms leave and immigration is when organisms move in. D) Emigration is when organisms eat, immigration is when organisms sleep. Show Answer Correct Answer: C) Emigration is when organisms leave and immigration is when organisms move in. 18. The transfer of food from one trophic level to the next is accompanied by ..... A) An energy gain. B) Micronutrients only. C) Energy loss. D) Macronutrients only. Show Answer Correct Answer: C) Energy loss. 19. The function or position of an organism or a population within an ecological community is its A) Ecology. B) Species. C) Biosphere. D) Niche. Show Answer Correct Answer: D) Niche. 20. A local company dumped sewage into the wetlands. As a result, most fish in the wetlands died. This decrease in the number of fish will probably result in A) Fewer mice. B) Fewer birds. C) Fewer spiders. D) Fewer insects. Show Answer Correct Answer: B) Fewer birds. ← 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