Class 3 Evs Chapter 24 Web Of Life Quiz 2 (25 MCQs)

Quiz Instructions

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1. Why isn't all the energy passed on from one level of the food chain to the next?
2. What would you find at the very bottom of a food chain?Nikil and Shelby are working on a school project about how energy moves in nature.
3. What's the main source of energy for everything living on Earth, as Cody and Shelby explained in their science project?
4. What breaks down the leaves that fall on the forest floor?
5. Bears eat berries and salmon. Bears are .....
6. Which of these is a living thing?
7. Things that are alive are called nonliving things.
8. Which of the following is NOT part of how carbon moves around in nature?
9. Where is the largest tree in the world growing?
10. Why are hawks living in New York City?
11. How do Sean and Zorian help in the carbon cycle?
12. During a science project, Shelby and CJ found out that animals breathe out a gas that plants use to make their food. What is this gas?
13. How do the white threads on leaves cause a leaf to break down or decompose?
14. Organisms that make their own food are called .....
15. An ecosystem includes all the producers, consumers, and decomposers in an environment.
16. An organism that needs to eat other organisms is called .....
17. Tick the correct source of water
18. Why do living things need air?
19. Not all plants use flowers and seeds to reproduce. Some plants, like ferns, use these to create new plants.
20. Which one is not a natural resource?
21. Why do you have to clean a fish tank but not a pond?
22. Cougars, sharks, t-rex
23. Which among the following are natural resources?
24. Who comes first in food chain?
25. Animals are examples of