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

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

Characteristics of a Hummingbird 1. Colorful feathers 2. Narrow beak 2. All of the characteristics listed above are useful for gathering food EXCEPT — A. 1 B. 2 C. 3 D. 4 Characteristics of a Hummingbird 1. Colorful feathers 2. Narrow beak 3. Small body 4. Strong wings

Characteristics of a Hummingbird 1. Colorful feathers 2. Narrow beak 2. All of the characteristics listed above are useful for gathering food EXCEPT — A. 1. Colorful feathers Characteristics of a Hummingbird 1. Colorful feathers 2. Narrow beak 3. Small body 4. Strong wings

The picture shows a type of gazelle that lives in Africa 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

The picture shows a type of gazelle that lives in Africa 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

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

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

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

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

A. a decrease in the amount of algae B. an increased number of crabs 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

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

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

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

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

J. T Gets nectar from milkweed flowers 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

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

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

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

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

Characteristics of Four Habitats. Black Bear Needs 11 Characteristics of Four Habitats Black Bear Needs 11. 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 Habitat Climate Surface Features Main Plant Types Plant Eater Found in Habitat Q Hot Sand dunes Cacti, grasses Field mouse R Cool Hills Grains, thistles Rabbit S Mountains Trees, blueberry bushes Beaver T Cold Snowdrifts Algae, mosses Lemming Habitat Forests and woodlands Food Nuts, fruits, young sprouts, insects, young mammals, and livestock Space 3 to 90 square kilometers

Characteristics of Four Habitats. Black Bear Needs 11 Characteristics of Four Habitats Black Bear Needs 11. The top chart shows some characteristics of four habitats. In which habitat would a black bear most likely be found? C. S Habitat Climate Surface Features Main Plant Types Plant Eater Found in Habitat Q Hot Sand dunes Cacti, grasses Field mouse R Cool Hills Grains, thistles Rabbit S Mountains Trees, blueberry bushes Beaver T Cold Snowdrifts Algae, mosses Lemming Habitat Forests and woodlands Food Nuts, fruits, young sprouts, insects, young mammals, and livestock Space 3 to 90 square kilometers

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

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

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

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

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

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

15. Plants can survive in a clear, closed container without animals 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.

15. Plants can survive in a clear, closed container without animals 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.

G. The number of salmon would most likely decrease. 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.

G. The number of salmon would most likely decrease. 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.

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

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

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

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

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

19. Which of these shows the correct order of corn plant development?

20. Which diagram shows an example of metamorphosis? F. H. G. J. Metamorphosis: a change in the shape or characteristics of an animal’s body as it grows

20. Which diagram shows an example of metamorphosis? F. Metamorphosis: a change in the shape or characteristics of an animal’s body as it grows

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

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

Grass → Mouse → Snake → Hawk 22. In the diagram above, which of the following is represented? A. Water evaporating B. Energy being transferred C. The moon changing phase D. Light being reflected Grass → Mouse → Snake → Hawk

Grass → Mouse → Snake → Hawk 22. In the diagram above, which of the following is represented? B. Energy being transferred Grass → Mouse → Snake → Hawk

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

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

24. Which organism in this food chain is a producer? F. Fish G. Grass H. Grasshopper J. Hawk

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

25. When a dog sees a cat, a message travels from the dog’s eyes to the dog’s — F. Brain G. Nose H. Paws J. muscles

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

26. The pictures show the stages in the life cycle of a beetle 26. The pictures show the stages in the life cycle of a beetle. What would be the correct sequence for the development of the beetle? A. Q, S, R, T B. R, T, Q, S C. S, R, Q, T D. T, S, R, Q

26. The pictures show the stages in the life cycle of a beetle 26. The pictures show the stages in the life cycle of a beetle. What would be the correct sequence for the development of the beetle? B. R, T, Q, S

A. Beetle B. Frog C. Bird D. Snake egg → larva → pupa → adult 27. Which animal goes through the stages of metamorphosis shown above? A. Beetle B. Frog C. Bird D. Snake

A. Beetle egg → larva → pupa → adult 27. Which animal goes through the stages of metamorphosis shown above? A. Beetle

Insect Life Cycle 28. Which part of this life cycle shows the adult organism? A. Q B. R C. S D. T

Insect Life Cycle 28. Which part of this life cycle shows the adult organism? B. R

29. Which part of a jackrabbit most helps it escape predators? F. Long legs G. Thick fur H. Short tail J. Small head

29. Which part of a jackrabbit most helps it escape predators? F. Long legs

F. cold G. dry H. windy J. sunny 30. The African baobab tree has a huge trunk that can store as much as 100 kiloliters of water. This adaptation would be an advantage in a climate that is very — F. cold G. dry H. windy J. sunny

G. dry 30. The African baobab tree has a huge trunk that can store as much as 100 kiloliters of water. This adaptation would be an advantage in a climate that is very — G. dry

31. The African clawed frog has many adaptations that help it survive 31. The African clawed frog has many adaptations that help it survive. Which of these adaptations helps it survive changes in its environment? F. The ability to see color G. The ability to detect waves H. The ability to burrow J. The ability to eat

31. The African clawed frog has many adaptations that help it survive 31. The African clawed frog has many adaptations that help it survive. Which of these adaptations helps it survive changes in its environment? G. The ability to detect waves

32. Which of the following animal features most helps the animal move around in its habitat? A. A bird’s sharp beak B. A cow’s tail C. A sea turtle’s flippers D. A black bear’s fur

32. Which of the following animal features most helps the animal move around in its habitat? C. A sea turtle’s flippers

33. Which skull belongs to an animal best adapted for catching and eating fish? A C B D

33. Which skull belongs to an animal best adapted for catching and eating fish?

C. Both producers and consumers D. Neither producers nor consumers 34. Which group changes light energy into food energy? A. Producers only B. Consumers only C. Both producers and consumers D. Neither producers nor consumers

A. Producers only into food energy? 34. Which group changes light energy into food energy? A. Producers only

35. The mole is an animal that digs tunnels. Which of the following characteristics would NOT be an advantage to a mole? A. Sharp claws B. Large ears C. Small eyes D. Strong legs

35. The mole is an animal that digs tunnels. Which of the following characteristics would NOT be an advantage to a mole? B. Large ears

36. Some salamanders have a sticky tongue and a wide mouth lined with teeth. These animals most likely feed on — F. insects and other tiny animals G. leaves and other plant structures H. algae and other microorganisms J. dead and decaying materials

36. Some salamanders have a sticky tongue and a wide mouth lined with teeth. These animals most likely feed on — F. insects and other tiny animals

37. As seagulls fly over the water, they sometimes dive into the water to catch prey. Which of these senses is useful to seagulls that feed in this manner? A. Sight B. Smell C. Hearing D. Touch

37. As seagulls fly over the water, they sometimes dive into the water to catch prey. Which of these senses is useful to seagulls that feed in this manner? A. Sight

38. Which of the following characteristics would NOT give animals an advantage in the ocean? F. Long body hair G. A smooth body H. Structures that sense movement J. A strong sense of smell

38. Which of the following characteristics would NOT give animals an advantage in the ocean? F. Long body hair

F. looking for the sun G. hiding from predators 39. The type of penguin shown in the picture above lives in the icy lands of Antarctica. The male penguins huddle together in a tight group. They stay in these tight groups most likely because they are — F. looking for the sun G. hiding from predators H. sharing body heat J. fighting over a piece of food

39. The type of penguin shown in the picture above lives in the icy lands of Antarctica. The male penguins huddle together in a tight group. They stay in these tight groups most likely because they are — H. sharing body heat

40. The brown fur of the arctic hare turns white in winter 40. The brown fur of the arctic hare turns white in winter. How does this color change most likely help the arctic hare? F. It helps the animal save water G. It helps the animal hide from predators. H. It helps keep the animal cool. J. It helps protect the animal from disease.  .

40. The brown fur of the arctic hare turns white in winter 40. The brown fur of the arctic hare turns white in winter. How does this color change most likely help the arctic hare? G. It helps the animal hide from predators. .

41. Which of the following characteristics of a field mouse is most likely inherited from its parents? F. Brown fur G. Torn ear H. Scar on its leg J. Chipped tooth

41. Which of the following characteristics of a field mouse is most likely inherited from its parents? F. Brown fur

42. One example of a trait passed from a parent plant to its offspring is — F. the amount of water in the plant’s environment G. the amount of sunlight shining on the plant H. the color of the flowers on the plant J. the nutrients in the soil where the plant grows

42. One example of a trait passed from a parent plant to its offspring is — H. the color of the flowers on the plant

43. Which of the following is an inherited trait in African clawed frogs? A. The location of wave detectors on the frog B. The location of the frogs in a pond C. The number of insects eaten by the frogs in an hour D. The number of times the frogs look for insects in an hour.

43. Which of the following is an inherited trait in African clawed frogs? A. The location of wave detectors on the frog

44. Coyotes learn some of their behaviors as they move around in their environment. Which behavior is most likely learned? A. Running B. Drinking water C. Avoiding cacti D. Sleeping

their environment. Which behavior is most likely learned? 44. Coyotes learn some of their behaviors as they move around in their environment. Which behavior is most likely learned? C. Avoiding cacti

45. Raccoons living in cities have learned to open lids of garbage cans. This is an example of an animal — A adapting to its environment B inheriting the ability to change its diet C being tamed by humans D becoming a plant eater

45. Raccoons living in cities have learned to open lids of garbage cans. This is an example of an animal — A. adapting to its environment

46. Which of these is an example of a learned behavior? A C B D

46. Which of these is an example of a learned behavior?

cars. Which of these is a learned behavior? 47. Crows are found throughout many parts of the world. They are black birds with excellent hearing. In the wild they live for six to seven years. Some crows in Japan open hard-shelled nuts by dropping them in front of moving cars. Which of these is a learned behavior? A . Having excellent hearing B. Living six to seven years C. Dropping nuts in front of cars D. Having black feathers

C. Dropping nuts in front of cars 47. Crows are found throughout many parts of the world. They are black birds with excellent hearing. In the wild they live for six to seven years. Some crows in Japan open hard-shelled nuts by dropping them in front of moving cars. Which of these is a learned behavior? C. Dropping nuts in front of cars