This quiz works best with JavaScript enabled. Home > Cbse > Class 3 > Evs > Web Of Life > Class 3 Evs Chapter 24 Web Of Life – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 3 Evs Chapter 24 Web Of Life Quiz 2 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What do producers do in the energy pyramid, according to AJ and Cody's science project? A) They turn sunlight into energy we can use. B) They explore space part-time. C) They secretly plan to rule the world. D) They tell jokes to other living things. Show Answer Correct Answer: A) They turn sunlight into energy we can use. 2. Find the odd one out:Sofa, chair, table, hen A) Hen. B) Sofa. C) Chair. D) Table. Show Answer Correct Answer: A) Hen. 3. A ..... is the transfer of energy in the form of food from one organism to another. A) Environment. B) Food chain. C) All the above. D) None of the above. Show Answer Correct Answer: B) Food chain. 4. Carnivores eat plant eating animals called ..... A) Herbivores. B) Decomposersers. C) Producers. D) None of the above. Show Answer Correct Answer: A) Herbivores. 5. The energy in all ecosystems comes from ..... ? A) Magic. B) Moon. C) Gravity. D) Sunlight. Show Answer Correct Answer: D) Sunlight. 6. A food chain always begins with a/an ..... A) Animal. B) Bird. C) Plant. D) None of the above. Show Answer Correct Answer: C) Plant. 7. How do scientists figure out what dinosaurs ate? A) They look at how tall they were. B) They look at the size of their heads. C) They look at their teeth. D) None of the above. Show Answer Correct Answer: C) They look at their teeth. 8. Lotus is an insectivorous plant. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 9. How does water help plants? A) It makes plants walk. B) It helps them make food. C) It keeps animals away. D) It keeps them clean. Show Answer Correct Answer: B) It helps them make food. 10. What's the big difference between aerobic and anaerobic respiration, as Cody and Nikil explained in their project? A) Anaerobic works because of laughter. B) Anaerobic respiration is a secret dance. C) Aerobic needs oxygen to happen. D) Aerobic can only occur on Tuesdays. Show Answer Correct Answer: C) Aerobic needs oxygen to happen. 11. What are the main ingredients plants use to make their own food? A) Water and sunlight. B) Water and soil. C) Water and oxygen. D) Water and carbon dioxide. Show Answer Correct Answer: D) Water and carbon dioxide. 12. ..... are not related to birds. A) Insects. B) Nests. C) Clothes. D) Eggs. Show Answer Correct Answer: C) Clothes. 13. Which of the following is a man-made thing? A) Buildings. B) Bulbs. C) Cars. D) All of the above. Show Answer Correct Answer: D) All of the above. 14. The biotic components alone can form an ecosystem. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. What happens if there is no water on Earth? A) Plants and animals will survive. B) Living things cannot survive. C) Only animals will survive. D) Only trees will grow. Show Answer Correct Answer: B) Living things cannot survive. 16. Which of these organisms is NOT a decomposer? A) Earthworms. B) Mushrooms. C) Bacteria. D) Plants. Show Answer Correct Answer: D) Plants. 17. Animals that eat plants are called A) Carnivores. B) Herbivores. C) Omnivores. D) None of the above. Show Answer Correct Answer: B) Herbivores. 18. The midrib is the main vein on the leaves. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 19. Producers do which of the following things? A) Use carbon dioxide and release oxygen. B) Include plants and algae. C) Make their own food rather than eating other living things. D) All of the above. Show Answer Correct Answer: D) All of the above. 20. ..... are called "producers" because they make their own food. A) Plants. B) Animals. C) Fungi. D) Kids. Show Answer Correct Answer: A) Plants. 21. Mushrooms are a type of A) Producer. B) Consumer. C) Dekposer. D) None of the above. Show Answer Correct Answer: C) Dekposer. 22. When many food CHAINS come together, they make a A) Food path. B) Food web. C) Food maze. D) None of the above. Show Answer Correct Answer: B) Food web. 23. The tiny pores in the leaves are known as ..... A) Chlorophyll. B) Stomata. C) Leaf margin. D) Leaf blade. Show Answer Correct Answer: B) Stomata. 24. ..... is an example of producer. A) Grass. B) Frog. C) Grasshopper. D) Insect. Show Answer Correct Answer: A) Grass. 25. What does biodiversity mean? A) Teaching dolphins how to paint. B) The way water moves around the Earth. C) The different kinds of life in a place or ecosystem. D) How plants create their own food. E) How sunlight gives energy to plants. Show Answer Correct Answer: C) The different kinds of life in a place or ecosystem. 26. What is a man-made resource? A) From the Earth. B) Something made by humans. C) All the above. D) None of the above. Show Answer Correct Answer: B) Something made by humans. 27. Photosynthesis is the process of making food by plants. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 28. A shark eats mostly fish and smaller ocean animals. A shark is a ..... A) Herbivore. B) Carnviore. C) Dekposer. D) None of the above. Show Answer Correct Answer: B) Carnviore. 29. The web of life includes- A) Living things. B) Non-living things. C) Both a and b. D) None of these. Show Answer Correct Answer: C) Both a and b. 30. Consumers need ..... to breathe. A) Oxygen. B) Carbon dioxide. C) Sunlight. D) Water. Show Answer Correct Answer: A) Oxygen. 31. Identify the non-living thing- A) Peacock. B) Dog. C) Bottle. D) Human beings. Show Answer Correct Answer: C) Bottle. 32. Which are possible ways that living things interact in an ecosystem? A) Eating or being eaten by other animals. B) Giving off and taking up gases like carbon dioxide and oxygen. C) Recycling nutrients. D) All of the above. Show Answer Correct Answer: D) All of the above. 33. A cow eats grass found in its habitat. A cow is a A) Producer. B) Consumer. C) Herbivore. D) None of the above. Show Answer Correct Answer: C) Herbivore. 34. A ..... shows the competition in food chains A) Environment. B) Food Web. C) Ecosystems. D) None of the above. Show Answer Correct Answer: B) Food Web. 35. When do plants release oxygen? A) During photosynthesis. B) On a moonwalk. C) While watching TV. D) While planning to take over the world. Show Answer Correct Answer: A) During photosynthesis. 36. What do animals give to plants in return for food? A) Sunlight. B) Shade. C) Water. D) Carbon dioxide for photosynthesis. Show Answer Correct Answer: D) Carbon dioxide for photosynthesis. 37. To protect the Earth's water supply people can A) Melt the glaciers. B) Store it in lakes and streams. C) Collect it in reservoirs. D) Use less water. Show Answer Correct Answer: D) Use less water. 38. *Non-living things are not alive. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 39. Climbers have thick stems. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 40. Green plants use the sun's energy directly to make ..... A) Water. B) Food. C) All the above. D) None of the above. Show Answer Correct Answer: B) Food. 41. Decomposers help decay the organic matter and make the soil fertile. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 42. Which gas is a major cause of global warming? CJ and Shelby want to find out. A) Unicorn Breath. B) Invisible Ink. C) Carbon dioxide. D) Moonbeams. Show Answer Correct Answer: C) Carbon dioxide. 43. Deer, squirrels, cows A) Herbivores. B) Carnivores. C) Omnivores. D) None of the above. Show Answer Correct Answer: A) Herbivores. 44. The item not related to producing heat for Cooking is- A) Gas. B) Sunlight. C) Torch. D) Electricity. Show Answer Correct Answer: C) Torch. 45. The process of food making in plants is called ..... A) Breathing. B) Photo synthesis. C) Stomata. D) Cooking. Show Answer Correct Answer: B) Photo synthesis. 46. Which among the following are not sources of fibre in nature? A) Jute. B) Car. C) Silk. D) Cotton. Show Answer Correct Answer: B) Car. 47. Carnivores get plant food by eating plant-eating animals. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 48. What decomposes food that we have at home? A) Soil. B) Mold. C) Water. D) None of the above. Show Answer Correct Answer: B) Mold. 49. A model that shows one direct flow of energy from the Sun to decomposers in an ecosystem is called a A) Food web. B) Population. C) Community. D) Food chain. Show Answer Correct Answer: D) Food chain. 50. What do trees like General Sherman eat? A) Dirt & Water. B) Soil & Sunlight. C) Air & Water. D) None of the above. Show Answer Correct Answer: C) Air & Water. 51. An ecosystem is any area where living things and non-living things interact/depends with each other. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 52. Which of these shows living and non-living things working together? A) A plant using sunlight to grow. B) A lion eating another animal. C) A fish eating algae. D) A child playing a game. Show Answer Correct Answer: A) A plant using sunlight to grow. 53. A model that shows how all of the food chains in an ecosystem overlap and connect is called a A) Community. B) Food chain. C) Habitat. D) Food web. Show Answer Correct Answer: D) Food web. 54. Why does anaerobic respiration make less energy than aerobic respiration, as seen in Horace and Sean's experiment? A) It needs more oxygen. B) It creates more unwanted substances. C) It only happens when the sun is out. D) It's distracted by watching TV. E) It produces less energy. Show Answer Correct Answer: E) It produces less energy. 55. What type of tree is General Sherman? A) Oak. B) Sequoia. C) Pine. D) None of the above. Show Answer Correct Answer: B) Sequoia. 56. Non living things are the ..... factors in the environment. A) Biotic. B) Abiotic. C) All the above. D) None of the above. Show Answer Correct Answer: B) Abiotic. 57. Identify the living thing- A) Telephone. B) Bird. C) Water. D) None of the above. Show Answer Correct Answer: B) Bird. 58. Animals with all broad (wide) flat teeth most likely ate A) Meat. B) Plants. C) Meat and plants. D) None of the above. Show Answer Correct Answer: B) Plants. 59. ..... is not an example of a consumer. A) Grasshopper. B) Tulsi plant. C) Spider. D) Frog. Show Answer Correct Answer: B) Tulsi plant. 60. A ..... shows how energy is passed from one living thing to another ..... A) Ecosystem. B) Food chain. C) Habitat. D) None of the above. Show Answer Correct Answer: B) Food chain. ← PreviousNext →Related QuizzesEvs QuizzesClass 3 QuizzesClass 3 Evs Chapter 24 Web Of Life Quiz 1Class 3 Evs Chapter 24 Web Of Life Quiz 3 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books