Living Things - Crosswords

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Across
  1. 4. _____________ is the blending of the living organisms with their surroundings
  2. 6. Porcupines are covered with spiky hairs called _________
  3. 8. A dam built by ________ can change the ecosystem of a stream.
  4. 9. Litter is not just ugly. It is __________.
  5. 11. _________ also change ecosystems. Wherever we live we build and move things around. Every change we make in an environment affects the living things.
  6. 13. We can keep the environment clean by properly __________ unwanted items or trash.
  7. 15. God has commanded us to be good _______ of Earth’s resources, we need to take care of what God has given us.
  8. 17. Two different kinds of animals may form a ____________________.
  9. 20. Animals cannot make their own __________.
  10. 21. Animals can also have partnerships with ____________________. Some flowers and insects need each other in order to survive.
  11. 22. __________ use their tusk to dig deep holes to find water in underground springs.
  12. 23. It is our job to use the resources _______.
Down
  1. 1. When living things try to use the same ________, it is called competition.
  2. 2. Birds use ________ to get food.
  3. 3. A ______ may shelter a bat or a lion.
  4. 5. Nonliving things surrounding a living thing.
  5. 7. Plants need ___________________ to make their own food.
  6. 10. Living in a ________ can make it easier for the animals to find food.
  7. 12. ____________is trash that is not thrown away in the proper place.
  8. 14. Moles and prairie dogs dig __________ into the ground.
  9. 16. ______ bear uses its sharp claw to split a hollow log and find the insects that it likes to eat.
  10. 18. is All the living things and nonliving things in one area.
  11. 19. Animals can also have partnerships with __________. Some flowers and insects need each other in order to survive.