This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 61 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 61 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following would apply to invasive species? A) They are able to outcompete other native species. B) They ultimately increase the biodiversity of the habitat in which they are introduced. C) They typically only apply to plant species like weeds. D) They stabilize the habitats of other native species. Show Answer Correct Answer: A) They are able to outcompete other native species. 2. Which of the following lists contains only abiotic factors? A) Water, air, temperature. B) Grass, air, people. C) Trees, fish, polar bears. D) Grass, water, sand. Show Answer Correct Answer: A) Water, air, temperature. 3. Which of these is shown from the smallest to largest? A) Species, population, community, ecosystem, biome, biosphere. B) Biosphere, biome, ecosystem, community, population, species. C) Population, ecosystem, community, organism, biosphere. D) Community, ecosystem, biosphere, population, organism. Show Answer Correct Answer: A) Species, population, community, ecosystem, biome, biosphere. 4. What is lost between trophic levels in ecosystems and cannot be recycled? A) Heat. B) Nitrogen. C) Carbon compounds. D) Biomass. Show Answer Correct Answer: A) Heat. 5. Mushrooms are an example of this Kingdom? A) The animal. B) Protista. C) Archea. D) Fungi. Show Answer Correct Answer: D) Fungi. 6. True or False:A lack of light in the Benthic zone is a problem because producers are unable to photosynthesize and thus a food web can not be supported. A) True. B) False. Show Answer Correct Answer: A) True. 7. Plants growing under direct sunlight are known as A) Psamophytes. B) Sciophytes. C) Dicots. D) Heliophytes. Show Answer Correct Answer: D) Heliophytes. 8. Primary succession may occur ..... A) On an abandoned farm field. B) On a lot bulldozed for a subdivision. C) Due to deforestation by tree farmers. D) On an island formed by a volcanic eruption. Show Answer Correct Answer: D) On an island formed by a volcanic eruption. 9. A brown bear eats roots, berries, nuts, fish, insects, and mammals. What category is a brown bear? A) Carnivore. B) Herbivore. C) Omnivore. D) Decoposer. Show Answer Correct Answer: C) Omnivore. 10. If the death rate of a population is greater than the birthrate, the population decreases. A) True. B) False. Show Answer Correct Answer: A) True. 11. What is an example of a commensalism relationship? A) The fungi that causes ringworm grows on human skin. B) An oak tree grows beside a pine tree. Eventually, the oak tree overshadows the pine tree, and the pine tree dies. C) Egrets follow cattle and eats insects that are disturbed by the cattle's grazing. Egrets benefit from the cattle but the cattle receives no benefit. D) A lion stalks, kills, and eats an antelope. Show Answer Correct Answer: C) Egrets follow cattle and eats insects that are disturbed by the cattle's grazing. Egrets benefit from the cattle but the cattle receives no benefit. 12. Which of the following is NOT a nonliving thing? (Hint:which one is living-a biotic factor?) A) Sun. B) Rocks. C) Soil. D) Plants. Show Answer Correct Answer: D) Plants. 13. What is antibody? A) A type of white blood cell that destroys bacteria by engulfing or consuming them. B) . An early antibiotic which works against foreign matter in your body. C) A chemical made by the immune system that makes it easier for white blood cells to destroy pathogens. D) A chemical that causes your body to react as if you had met a pathogen. Show Answer Correct Answer: C) A chemical made by the immune system that makes it easier for white blood cells to destroy pathogens. 14. A lion and a cheetah attempt to occupy the same niche. The more aggressive lion survives; the cheetah does not. A) Density-Dependent:Competition. B) Density-Independent:Competition. C) Density-Dependent:Predator-Prey. D) Density-Independent:Predator-Prey. Show Answer Correct Answer: A) Density-Dependent:Competition. 15. In 1840 Yu. What is Liebig's proposed law called? A) Minimum. B) Endurance. C) Stability. D) Save. E) There is no correct answer. Show Answer Correct Answer: A) Minimum. 16. What are the ecological levels of organization from smallest to the largest? A) Organism, population, community, ecosystem, , biosphere. B) Organism, community, population, ecosystem, biosphere. C) Organism, population, community, ecosystem, ecosphere. D) Organism, community, population, ecosystem, ecosphere. Show Answer Correct Answer: A) Organism, population, community, ecosystem, , biosphere. 17. Which is an example of where primary succession could occur? A) A glacier melts and exposes new rocks. B) Natural fire burns a prairie. C) A corn field is abandoned and left to overgrow. D) Flood covers a piece of land. Show Answer Correct Answer: A) A glacier melts and exposes new rocks. 18. The study of how living things interact with each other and their environment A) Population. B) Ecosystem. C) Ecology. D) Niche. Show Answer Correct Answer: C) Ecology. 19. Which of the following describes the flow of energy in an ecosystem? A) Producer-PC-SC-TC-sunlight. B) Sunlight-producer-PC-SC-TC. C) TC-SC-PC-producer-sunlight. D) Sunlight-PC-SC-TC-producer. Show Answer Correct Answer: B) Sunlight-producer-PC-SC-TC. 20. Black walnut trees produce a nontoxic chemical that becomes highly toxic when it is exposed to air or soil. How does this chemical help black walnut trees compete with plants growing nearby? A) By attracting herbivores to the other plants. B) By suppressing the growth of the other plants. C) By increasing the photosynthesis rates in the other plants. D) By limiting the amount of water available to the other plants. Show Answer Correct Answer: B) By suppressing the growth of the other plants. ← 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