This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 272 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 272 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Organism that is consumed by another organism A) Predator. B) Herbivore. C) Prey. D) Producer. Show Answer Correct Answer: C) Prey. 2. When one organism copies the behavior or physical appearance of another organism in order to benefit itself A) Mimicry. B) Adaptation. C) Predation. D) Biodiversity. Show Answer Correct Answer: A) Mimicry. 3. Over the last decade we have had an increase in the amount of rain in our area. A) Weather. B) Climate. Show Answer Correct Answer: B) Climate. 4. All the members of one species (organisms) that live within an area of an ecosystem is a? A) Population. B) Community. C) Niche. D) None of above. Show Answer Correct Answer: A) Population. 5. The relationship between two or more species (or individuals) that use the same limited resource, both are negatively affected by the relationship A) Predation. B) Competition. C) Community. D) Population. Show Answer Correct Answer: B) Competition. 6. Which of the following relationships are least like a snake and a rodent? A) A bird eating a worm. B) A fox hunting a rabbit. C) A frog swallowing a fly. D) A tick feeding on a deer. Show Answer Correct Answer: D) A tick feeding on a deer. 7. Food webs always start with: A) The sun. B) Producers. C) Primary consumers. D) Microorganisms. Show Answer Correct Answer: B) Producers. 8. Nearly all energy that fuels life on Earth comes from A) Water. B) The soil. C) The sun. D) The air. Show Answer Correct Answer: C) The sun. 9. Which major biome is home to cacti, mesquite, white torn, pack rats, small reptiles, and coyotes? A) Desert. B) Taiga. C) Tundra. D) Grassland. Show Answer Correct Answer: A) Desert. 10. Arrows in a food web show the flow of A) Energy. B) Protein. C) Nutrients. D) Glucose. Show Answer Correct Answer: A) Energy. 11. If a keystone species is removed from an ecosystem, A) Abiotic and biotic factors can be affected. B) Only biotic factors can be affected. C) Only abiotic factors can be affected. D) Neither abiotic nor biotic factors can be affected. Show Answer Correct Answer: A) Abiotic and biotic factors can be affected. 12. Animals fighting over food or territory is an example of A) Competition. B) Cooperation. C) Commensalism. D) None of above. Show Answer Correct Answer: A) Competition. 13. People should protect the ..... they live in. A) Dumping site. B) Environment. C) Endangered species. D) Exhaust fumes. Show Answer Correct Answer: B) Environment. 14. Nonrenewable resources are A) The sum total of organisms in a biosphere. B) Resources that cannot be replenished by natural processes. C) When rivers are dry. D) Resources that regenerate quickly. Show Answer Correct Answer: B) Resources that cannot be replenished by natural processes. 15. The total mass of organisms at a trophic level A) Biomass. B) Biotic factor. Show Answer Correct Answer: A) Biomass. 16. We should (protect the environment). A) Save the environment. B) Take care of the environment. C) Protect the environment. D) Recycle the environment. Show Answer Correct Answer: C) Protect the environment. 17. One organism benefits, the other is harmed or killed; tapeworms A) Parasitism. B) Mutualism. C) Symbiosis. D) Rain. Show Answer Correct Answer: A) Parasitism. 18. This level of the energy pyramid contains the least energy A) Producers. B) Primary consumers. C) Secondary consumers. D) Tertiary consumers. Show Answer Correct Answer: D) Tertiary consumers. 19. The levels organism, population and community have only which type of factors? A) Biotic. B) Abiotic. C) Biotic and abiotic. D) None of above. Show Answer Correct Answer: A) Biotic. 20. Which nutrient is not cycled through the atmosphere and stays only on ground level? A) Carbon. B) Nitrogen. C) Phosphorus. D) Water. Show Answer Correct Answer: C) Phosphorus. ← 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