1. Brightly colored flowers are most often pollinated by — F. wind G. mammals

1. 1. Brightly colored flowers are most often pollinated by — F. wind G. mammals H. rainfall J. insects

2. 1. Brightly colored flowers are most often pollinated by — J. insects

3. 2.All of the characteristics listed above are useful for gathering food EXCEPT — A. 1 B. 2 C. 3 D. 4

4. 2.All of the characteristics listed above are useful for gathering food EXCEPT — A. 1. Colorful feathers

5. The picture shows a type of gazelle that lives in Africa. It eats leaves, twigs. flowers, and fruits. Which characteristic most helps this gazelle get food? • A. Long neck B. Tan fur • C. Curled horns D. Large ears

6. The picture shows a type of gazelle that lives in Africa. It eats leaves, twigs. flowers, and fruits. Which characteristic most helps this gazelle get food? • A. Long neck

7. 4. Which group supplies food for other organisms? A. Producers only B. Consumers only C. Both producers and consumers D. Neither producers nor consumers

8. 4. Which group supplies food for other organisms? C. Both producers and consumers

9. 5. Which group depends on other organisms as a food source? A. Producers only B. Consumers only C. Both producers and consumers D. Neither producers nor consumers

10. 5. Which group depends on other organisms as a food source? B. Consumers only

11. 6. According to the food web shown, a decrease in the number of clams would probably result in — A. a decrease in the amount of algae B. an increased number of crabs C. fish and snails eating crabs D. crabs eating more snails

12. According to the food web shown, a decrease in the number of clams would probably result in — • D. crabs eating more snails

13. 7. If all of the fish are removed from this food web, which animal population will most likely decrease first? A. Turtles B. Mosquito larvae C. Dragonfly larvae D. Pelicans

14. 7. If all of the fish are removed from this food web, which animal population will most likely decrease first? D. Pelicans

15. The pictures below show how the monarch butterfly uses the milkweed plant. 8. Which picture shows the stage at which the monarch butterfly helps the milkweed plant reproduce? F. Q G. R H. S J. T

16. The pictures below show how the monarch butterfly uses the milkweed plant. 8. Which picture shows the stage at which the monarch butterfly helps the milkweed plant reproduce? J. T Gets nectar from milkweed flowers

17. 9. Which of these would best complete this food chain? F. Hawk G.Grapes H. Toads J. Mice

18. 9. Which of these would best complete this food chain? J. Mice

19. 10. The picture shows the leaf and fruit of a sycamore tree. A tree like the sycamore would have the hardest time growing in an environment that is mostly — F. cold and dark G. warm and rainy H. cool and wet J. hot and cloudy

20. 10. The picture shows the leaf and fruit of a sycamore tree. A tree like the sycamore would have the hardest time growing in an environment that is mostly — F. cold and dark

21. Characteristics of Four HabitatsBlack Bear Needs11.The top chart shows some characteristics of four habitats. In which habitat would a black bear most likely be found?A. Q B. R C. S D. T

22. Characteristics of Four HabitatsBlack Bear Needs11.The top chart shows some characteristics of four habitats. In which habitat would a black bear most likely be found?C. S

23. 12. Which group can live without water? A. Producers only B. Consumers only C. Both producers and consumers D Neither producers nor consumers

24. 12. Which group can live without water? D. Neither producers nor consumers

25. 13. On the prairie the herbivores would compete most for — A. oxygen B. space C. grass D. soil

26. 13. On the prairie the herbivores would compete most for — C. grass

27. 14. According to the table shown above, elk most likely compete with which organisms for food? A. bobcats B. Bighorn sheep C. Bacteria D. Bronze frogs

28. 14. According to the table shown above, elk most likely compete with which organisms for food? B. Bighorn Sheep

29. 15. Plants can survive in a clear, closed container without animals. Animals cannot survive in a closed container without plants. Why can’t animals survive in a closed container without plants? F. Plants and animals need water to survive. G. Plants produce oxygen, which animals need. H. Plants take in and give off water; animals only take in water. J. Plants are stationary; most animals roam freely.

30. 15. Plants can survive in a clear, closed container without animals. Animals cannot survive in a closed container without plants. Why can’t animals survive in a closed container without plants? G. Plants produce oxygen, which animals need.

31. 16. Salmon is a type of fish that lives in the ocean and swims up rivers to reproduce. How would building a dam without a fish ladder affect the salmon population in the area? F. The size of salmon would most likely increase. G. The number of salmon would most likely decrease. H. The salmon would become stronger swimmers. J. The salmon would change their diet.

32. 16. Salmon is a type of fish that lives in the ocean and swims up rivers to reproduce. How would building a dam without a fish ladder affect the salmon population in the area? G. The number of salmon would most likely decrease.

33. 17. Clearing a forest to build a shopping mall will most likely result in woodpeckers — A. nesting on roofs B. losing habitat C. laying more eggs D.flying slower

34. 17. Clearing a forest to build a shopping mall will most likely result in woodpeckers — B. losing habitat

35. 18.Which basic need do groundhogs meet by digging tunnels in meadow soil? A. Water B. Shelter C. Light D. Air

36. 18.Which basic need do groundhogs meet by digging tunnels in meadow soil? B. Shelter

37. 19. Which of these shows the correct order of corn plant development? A. 4, 1, 3, 2 B. 3, 4, 1, 2 C. 3, 1, 4, 2 D. 4, 3, 2, 1

38. 19. Which of these shows the correct order of corn plant development? C. 3, 1, 4, 2

39. 20. Which diagram shows an example of metamorphosis?F. H. G. J.

40. 20. Which diagram shows an example of metamorphosis?F.

41. 21. In the diagram above, the label Z represents — A. sugar B. carbon dioxide C. nitrogen D. water vapor

42. 21. In the diagram above, the label Z represents — B. carbon dioxide

43. 22. In the diagram above, which of the following is represented?A. Water evaporating B. Energy being transferred C. The moon changing phaseD. Light being reflected

44. 22. In the diagram above, which of the following is represented? B. Energy being transferred

45. 23. Which diagram shows how energy flows through a food chain? A. Producers → carnivores → herbivores B. Sun → producers → herbivores → carnivores C. Sun → herbivores → carnivores → producers D. Carnivores → producers → herbivores

46. 23. Which diagram shows how energy flows through a food chain? B. Sun → producers → herbivores → carnivores

47. 24. Which organism in this food chain is a producer?F. FishG. GrassH. GrasshopperJ. Hawk

48. 24. Which organism in this food chain is a producer?G. Grass

49. 25. When a dog sees a cat, a message travels from the dog’s eyes to the dog’s — F. BrainG. NoseH. PawsJ. muscles

50. 25. When a dog sees a cat, a message travels from the dog’s eyes to the dog’s —F. Brain