This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 260 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 260 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. An organism that eats both plants and animals is known as a(n) A) Carnivore. B) Omnivore. C) Herbivore. D) Decomposer. Show Answer Correct Answer: B) Omnivore. 2. Which of the following would be included in a drawing that BEST describes an ecosystem? A) All the plants, animals, and water in park. B) All the plants and animals in a park. C) All the animals in a park. D) All the squirrels in a park. Show Answer Correct Answer: A) All the plants, animals, and water in park. 3. Wha is Nature? A) Universe. B) Cosmo. C) Planet. D) Biodiversity. Show Answer Correct Answer: D) Biodiversity. 4. Organisms that need nitrogen to survive A) Only plants. B) Only animals. C) Only bacteria. D) All living organisms. Show Answer Correct Answer: D) All living organisms. 5. Examples of natural elements of the environment are: A) Water, humans, and animals. B) Water, animals, bacteria. C) Water, cars, pollution. D) Water, soil, language. Show Answer Correct Answer: B) Water, animals, bacteria. 6. Shira and I have new bikes ..... bikes are red. A) My. B) Your. C) Our. D) Their. Show Answer Correct Answer: C) Our. 7. Survival A) Current function in an organism tha tis maintained and evolved. B) Branch of biology that deals with organisms. C) The state or fact of continuing to list or exist. D) None of above. Show Answer Correct Answer: C) The state or fact of continuing to list or exist. 8. Of the following, which is the correct sequence for the flow of energy in a food chain? A) Producers consumers decomposers. B) Decomposers producers consumers. C) Consumers decomposer producers. D) Consumers producers decomposers. Show Answer Correct Answer: A) Producers consumers decomposers. 9. Which is in the correct order? A) Producer, primary consumer, secondary consumer, tertiary consumer, decomposer. B) Decomposer, producer, tertiary consumer, primary consumer, secondary consumer. C) Producer, decomposer, primary consumer, secondary consumer, tertiary consumer. D) Producer, tertiary consumer, secondary consumer, primary consumer, decomposer. Show Answer Correct Answer: A) Producer, primary consumer, secondary consumer, tertiary consumer, decomposer. 10. The way in which individuals of a population are spread out is called A) Population density. B) Survivorship. C) Population dispersion. D) Logistic curve. Show Answer Correct Answer: C) Population dispersion. 11. They may be able to live in only one type of habitat, tolerate only a narrow range of climatic and other environmental conditions, or use only one type or a few types of food. A) Generalist species. B) Specialist species. Show Answer Correct Answer: B) Specialist species. 12. When two different strains of bacteria are cultured together in the same petri dish, their populations are not as great as compared to when they are cultured alone or individually. What type of interaction does this scenario represent (two species needing the same limited resources)? A) Disease. B) Competition. C) Parasitism. D) None of above. Show Answer Correct Answer: B) Competition. 13. Phosphorous is passed from plants to ..... who eat them A) Plants. B) Animals. C) Scavengers. D) None of above. Show Answer Correct Answer: B) Animals. 14. Which is an abiotic factor in a stream ecosystem? A) Pond water. B) Watercress plants. C) Minnows. D) Crayfish. Show Answer Correct Answer: A) Pond water. 15. What do consumers give off that producers need? A) Oxygen. B) Carbon dioxide. C) Sugars. D) Heat. Show Answer Correct Answer: B) Carbon dioxide. 16. Which of the following is NOT a consumer A) Grass. B) Dog. C) Shark. D) Fish. Show Answer Correct Answer: A) Grass. 17. ..... cannot make their own food. A) Producers. B) Consumers. C) Green plants. D) None of above. Show Answer Correct Answer: B) Consumers. 18. This biome has two main seasons:wet and dry. It has cold winters and warm summers. Most of the animals that live here are herbivores. A) Coniferous Forest. B) Rainforest. C) Grassland. D) Tundra. Show Answer Correct Answer: C) Grassland. 19. Which type of organism is responsible for recycling the remains of a dead plant or animal to the soil? A) Producer. B) Consumer. C) Decoposer. D) None of above. Show Answer Correct Answer: C) Decoposer. 20. A lichen is a combination of fungus and algae that lives on the sides of trees, rocks, and other materials. The fungus provides the algae with water and minerals and the algae uses the water and minerals to make food for both organisms. What type of relationship does the lichen represent? A) Commensal. B) Mutualism. C) Parasitism. D) Predation. Show Answer Correct Answer: B) Mutualism. ← 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