This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 46 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 46 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What type of symbiosis occurs when one organism benefits and the other is harmed. Ex) a tick attaching to a dog has a food source but the dog can become sick. A) Parasitism. B) Commensalism. C) Mutualism. D) Predation. Show Answer Correct Answer: A) Parasitism. 2. Which is an example of an autotroph? A) Bass. B) Algae. C) Human. D) Rocks. Show Answer Correct Answer: B) Algae. 3. What type of symbiosis? *Mycorrhizal fungi invade and live in or among roots cells of many plants. The plant provides nutrients to the fungi. *The Mycorrhizal fungi help the host plant absorb inorganic nitrogen and phosphorus from the soil. Some mycorrhizal fungi also secrete antibiotics which may help protect their host from invasion by parasitic fungi and bacteria. A) Commensalism. B) Mutualism. C) Parasitism. D) Predation. Show Answer Correct Answer: B) Mutualism. 4. Which is the opposite of condensation? A) Runoff. B) Evaporation. C) Precipitation. D) Transpiration. Show Answer Correct Answer: B) Evaporation. 5. Competition between members of the same species A) Interspecific. B) Intraspecific. C) Conterspecific. D) Aspecific. Show Answer Correct Answer: B) Intraspecific. 6. Which land biomes are the DRIEST? A) 1. Arctic Tundra 2. Alpine Tundra 3. Taiga/Coniferous Forest. B) 1. Desert 2. Savana 3. Prairie/Temperate Grassland. C) 1. Tropical Rainforest 2. Temperate Deciduous Forest. D) 1. Rivers and Streams 2. Lakes and Ponds 3. Wetlands (marshes, swamps and bogs). Show Answer Correct Answer: B) 1. Desert 2. Savana 3. Prairie/Temperate Grassland. 7. I ..... a bike to school. A) Walk. B) Go. C) Drive. D) Ride. Show Answer Correct Answer: D) Ride. 8. Which of these is a relationship between organisms A) A bee uses pollen from a flower, the flower is pollinated. B) A wolf makes a den in the ground. C) Zebra drink from a lake. D) A framer plows the land. Show Answer Correct Answer: A) A bee uses pollen from a flower, the flower is pollinated. 9. The process of ..... involves the decomposition of proteins of dead plants and animals A) Carbonization. B) Nitrification. C) Precipitation. D) Respiration. Show Answer Correct Answer: B) Nitrification. 10. Organisms require nitrogen to make which of the following? A) Glucose and starch. B) Lipids and nucleic acids. C) Proteins and nucleic acids. D) Carbohydrates and proteins. Show Answer Correct Answer: C) Proteins and nucleic acids. 11. A gazelle eats a shrub-is the gazelle a producer or a consumer? A) Producer. B) Consumer. Show Answer Correct Answer: A) Producer. 12. ..... refers to the living environment which includes organisms. A) Abiotic. B) Biotic. C) Habitat. D) Population. Show Answer Correct Answer: B) Biotic. 13. Climate determines plant growth. A) True. B) False. Show Answer Correct Answer: A) True. 14. This biome has a lot of rainfall, tall trees which form the canopy and brightly colored animals A) Tropical rainforest. B) Desert. C) Taiga. D) Tundra. Show Answer Correct Answer: A) Tropical rainforest. 15. A global cycle that takes place on, above, and below the Earth's surface A) Water cycle. B) Evaporation. Show Answer Correct Answer: A) Water cycle. 16. Abiotic factors are things such as water, air, and rocks A) True. B) False. Show Answer Correct Answer: A) True. 17. A species whose influence on its community is much larger that its relative biomass is termed a ..... A) Keystone species. B) Primary producer. C) Carnivore. D) Trophic kingdom. Show Answer Correct Answer: A) Keystone species. 18. Which of the following ecological terms refers to only one species? A) Population. B) Community. C) Food chain. D) Producer. Show Answer Correct Answer: A) Population. 19. Which of the following have been changed or altered due to climate change? A) Droughts. B) Flooding. C) Melting of polar ice caps. D) All of the above. Show Answer Correct Answer: D) All of the above. 20. The Earth's atmosphere is made up of about ..... % nitrogen. A) 21. B) 58. C) 64. D) 78. Show Answer Correct Answer: D) 78. ← 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