This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 205 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 205 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. I am a consumer that eats only plants. A) Carnivore. B) Omnivore. C) Herbivore. D) None of above. Show Answer Correct Answer: C) Herbivore. 2. Moves nitrogen back and forth between the atmosphere and organisms A) Nitrogen cycle. B) Nitrogen fixation. Show Answer Correct Answer: A) Nitrogen cycle. 3. ..... occurs when 1 organisms kills and eats another for food. A) Symbiosis. B) Competition. C) Predation. D) Collaboration. Show Answer Correct Answer: C) Predation. 4. An example of a physical adaptation is ..... A) A turtle hiding inside its shell. B) The spikes on a porcupine fish. C) A rabbit burrowing underground. D) A viper biting when threatened. Show Answer Correct Answer: B) The spikes on a porcupine fish. 5. Members of a species in a defined area are called ..... A) Ecosystem. B) Community. C) Biodiversity. D) Population. Show Answer Correct Answer: D) Population. 6. Plants are called A) Consumers. B) Producers. C) Prey. D) Predators. Show Answer Correct Answer: B) Producers. 7. Ticks and humans are an example of A) Predation. B) Commensalism. C) Mutualism. D) Parasitism. Show Answer Correct Answer: D) Parasitism. 8. Sarah wanted to find out if the size of a car tire made it a smoother ride over bumps. What is the dependent variable? A) Size of tire. B) How smooth the ride was over bumps. C) Type of car. D) None of above. Show Answer Correct Answer: B) How smooth the ride was over bumps. 9. Any close relationship between species A) Symbiosis. B) Mutualism. C) Commensalism. D) Parasitism. Show Answer Correct Answer: A) Symbiosis. 10. All of the bullfrogs living around a pond is known as ..... A) A community. B) An abiotic factor. C) A population. D) None of above. Show Answer Correct Answer: C) A population. 11. What type of symbiosis? *The tick lives on dog and feeds on its blood and tissue. * The dog gets skin irritation and can pick up diseases carried by tick. A) Commensalism. B) Mutualism. C) Parasitism. D) Predfation. Show Answer Correct Answer: C) Parasitism. 12. A trophic level refers to the ..... A) Axis around the earth. B) Stage in an ecological niche. C) Stage in a food chain. D) Energy level in a food web. Show Answer Correct Answer: C) Stage in a food chain. 13. What is the interaction of life called? A) Ecology. B) Chemistry. C) Economics. D) Theology. Show Answer Correct Answer: A) Ecology. 14. Organisms that are classified as autotrophic are able to- A) Be seen with the human eye. B) Move. C) Reproduce. D) Make their own food . Show Answer Correct Answer: D) Make their own food . 15. An animal that is hunted for food. A) Predator. B) Prey. C) Consumer. D) Decoposer. Show Answer Correct Answer: B) Prey. 16. Where do PRODUCERS acquire energy from? A) Water. B) Food. C) Sun. D) Plants. Show Answer Correct Answer: C) Sun. 17. The first organism in the energy pyramid is always a A) Consumer. B) Producer. C) Sun. D) Decomposer. Show Answer Correct Answer: B) Producer. 18. Michael went to the circus and saw a seal balance a beach ball on its nose. This is an example of a ..... A) Instinct. B) Mimicry. C) Camouflage. D) Learned behavior. Show Answer Correct Answer: D) Learned behavior. 19. The transfer of energy in the ecosystem by eating one another in succession is called A) Livelihood. B) Food chain. C) Food creation. D) Eating food. Show Answer Correct Answer: B) Food chain. 20. Which change would most likely cause a decrease in the number of chipmunks living in an area? A) A decrease in competition between the chipmunks. B) An increase in available food. C) A decrease in the number of predators. D) A decrease in available food. Show Answer Correct Answer: D) A decrease in available food. ← 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