1. Harcourt Journeys: Story Selection Copyright © 2012 Kelly Mott

2. Unit 3: Lesson 15 “Ecology for Kids” Copyright © 2012 Kelly Mott

3. Turn your Text Book to page 378. Copyright © 2012 Kelly Mott

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7. What clues in the text around the word organisms let you know what the word means? Copyright © 2012 Kelly Mott Answer

8. Answer: The 1 st paragraph talks about living things on Earth, and the author refers to “residents.” These 2 clues lead us to believe that organisms are living things. Copyright © 2012 Kelly Mott

9. Based on the heading and the first few paragraphs, why do you think the author wrote this article? Copyright © 2011 Kelly Mott Answer

10. Answer: The author wants to inform young people about how they can know about and help the environment. Copyright © 2011 Kelly Mott

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13. What details help to explain what an ecosystem is? Copyright © 2011 Kelly Mott Answer

14. Answer: The author gives familiar examples such as forests, swamps, lakes, and deserts to explain what an ecosystem is. Copyright © 2011 Kelly Mott

15. What does it mean to have something directly affect you? Copyright © 2021 Kelly Mott Answer

16. Answer: It means that something that happens will make me change or influence me. Copyright © 2012Kelly Mott

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18. Do you think the people who cut down large parts of the rainforest intended to cause problems? Copyright © 2012 Kelly Mott Answer

19. Answer: Probably not; they just wanted to be able to grow crops. Copyright © 2012 Kelly Mott

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21. Why is it important to know that the sea covers four-fifths of the earth’s surface? Copyright © 2012 Kelly Mott Answer

22. Answer: The sea covers such a large area that problems or changes in the sea could affect the way people live. Copyright © 2012 Kelly Mott

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24. What problem is created by over fishing? Copyright © 2012 Kelly Mott Answer

25. Answer: The numbers of fish are greatly reduced, so some species are in danger. Copyright © 2012 Kelly Mott

26. In what ways do some people make use of the sea? Copyright © 2012 Kelly Mott Answer

27. Answer: People get food, minerals, and fossil fuels from the sea. The sea is used to transport goods and people. Copyright © 2012 Kelly Mott

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29. What effects can the sun’s light have on Earth? Copyright © 2011 Kelly Mott Answer

30. Answer: The sun’s light allows us to see and provides heat. It provides what all living things need to live and grow. Copyright © 2012 Kelly Mott

31. Why is the ozone layer important for living things on Earth? Copyright © 2012 Kelly Mott Answer

32. Answer: The ozone layer protects Earth from harmful rays of the sun. If the ozone layer were not there, those rays would cause harm to living things. Copyright © 2012 Kelly Mott

35. Projectable 15.3 Copyright © 2012 Kelly Mott

38. Projectable 15.4 Copyright © 2012 Kelly Mott

42. How did you do? Copyright © 2012 Kelly Mott