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Science department Grade 3 Revision sheet Name..................... Class..................... Date......................... Multiple Choice ____1. What makes up an ecosystem? A . all the animals living in a rain forest B . the space where a plant or animal lives C . living and nonliving things that interact in the same space ____2. What is the term for everything that surrounds a living thing? A . Community B . Environment C . Population ____3. Which word describes all the deer living in the same area? A . Ecosystem 1
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Science departmentGrade 3
Revision sheet
Name..................... Class..................... Date.........................Multiple Choice
____ 1. What makes up an ecosystem?
A. all the animals living in a rain forestB. the space where a plant or animal lives C. living and nonliving things that interact in the same space
____ 2. What is the term for everything that surrounds a living thing?
A. CommunityB. EnvironmentC. Population
____ 3. Which word describes all the deer living in the same area?
A. EcosystemB. HabitatC. Population
____ 4. Which word describes a group of populations that interact with each other in the same place?
A. CommunityB. EcosystemC. Environment
____ 5. Ecosystems contain living and nonliving things. Which is a nonliving part of an ecosystem?
A. FishB. lily padC. Water
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____ 6. Most of Earth is made up of which type of ecosystem?
A. DesertB. GrasslandC. Saltwater
____ 7. This bar graph shows the amount of rainfall each year in four kinds of forest ecosystems.
Which type of forest gets the most rainfall?A. deciduous forestB. tropical rain forestC. coniferous forest
____ 8. Which term describes the bears, turtles, owls, and trees that interact in the same part of a forest?
A. a community.B. a habitat.C. a tropical rain forest.
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____ 9. This table shows the numbers of some living things in one community.
Living Things NumberSquirrels 48Rabbits 19Trees 20Grasshoppers 75
If you were a scientist studying this community, which living thing would you most likely find least often?
A. SquirrelsB. RabbitsC. Grasshoppers
____10. Ruthie drew this picture of a desert ecosystem.
What is one problem with her drawing?A. It should be raining.B. No plants can grow in the desert.C. Toucans and monkeys do not live in the desert.
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____11. Which ecosystem gets a lot of rain and is very warm ?
A. DesertB. GrasslandC. tropical rainforest
____12. A bird lives near a pond but builds its nest in a tree. Which word describes how the bird uses the tree?
A. CommunityB. EcosystemC. Habitat
____13. Earth has many layers. Which layer has many kinds of landforms?
A. the airB. the coreC. the crust
____14. Some landforms are higher or lower than the land around them. Which of these pictures shows a landform that is flat land?A.
B.
C.
D.
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____15. A big city has many tall buildings that are close together. The mountains in a mountain range are also close together. Which makes a landform different from a city?
A. a landform is biggerB. a landform is smallerC. a landform is made by nature
____16. Sonal must make a model with four different landforms. Which of these objects could she include in her model?
A. a cloudB. a hillC. a house
____17. One kind of landform is rough and jagged and much higher than the surrounding land. Which of the following is the name for this kind of landform?
A. HillB. MountainC. Plain
____18. Sela saw a travel poster with this picture on it.
Which kind of landform does the picture show?A. CanyonB. HillC. Mountain
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____19. Julio saw a landform like the one in this picture on his trip to Utah.
Which of the following kinds of landforms does the picture show?
A. a plainB. a plateauC. a canyon
____20. This picture shows two kinds of landforms.
Which two landforms does the picture show? A. canyons and hillsB. valleys and canyonsC. mountains and valleys
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____21. Jin wonders whether the landform near his town is a plain or a plateau. Which sentence explains the difference between these two landforms?
A. A plateau is flat and rises above a plain.B. A plain is large and goes around a plateau.C. A plain is flatter and higher than a plateau.
____22. This picture shows what can happen to trees and houses when too much rain falls.
Which way of changing Earth’s surface is happening at the same time?
A.erosionB.landslideC.warmingD.weathering
____23. The highest land on Earth is on top of a mountain. Where should you look to find the lowest land on Earth?
A. a hillB. a valleyC. a plateau
____24. Earth is shaped like a ball and has many layers. Which of the following is the name for the layer at the center of Earth?
A. CoreB. CrustC. Mantle
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____25. A scientist plans to drill all the way through Earth’s crust. Which of the following layers of Earth will the drill go into next?
A. the airB. the coreC. the mantle
____26. Photosynthesis is important for life on Earth. Which living thing can perform photosynthesis?
A.
B.
C.
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27. According to the food chain, which living thing is the prey of mice?
A. GrassB. GrasshopperC. Mouse
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1. Decide whether the organism is ( producer, herbivore, or carnivore )
________________ ____________________________________
2. This picture is a model of the layers of Earth, Color the inner core in red, the outer core in orange, the mantle in yellow, and the crust in brown.
2. Draw a food chain
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Science departmentGrade 3
Revision sheetModel answers
Name..................... Class..................... Date.........................Multiple Choice
____ 1. What makes up an ecosystem?
A. all the animals living in a rain forestB. the space where a plant or animal lives C. living and nonliving things that interact in the same space
____ 2. What is the term for everything that surrounds a living thing?
A. CommunityB. EnvironmentC. Population
____ 3. Which word describes all the deer living in the same area?
A. EcosystemB. HabitatC. Population
____ 4. Which word describes a group of populations that interact with each other in the same place?
A. CommunityB. EcosystemC. Environment
____ 5. Ecosystems contain living and nonliving things. Which is a nonliving part of an ecosystem?
A. FishB. lily padC. Water
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____ 6. Most of Earth is made up of which type of ecosystem?
A. DesertB. GrasslandC. Saltwater
____ 7. This bar graph shows the amount of rainfall each year in four kinds of forest ecosystems.
Which type of forest gets the most rainfall?A. deciduous forestB. tropical rain forestC. coniferous forest
____ 8. Which term describes the bears, turtles, owls, and trees that interact in the same part of a forest?
A. a community.B. a habitat.C. a tropical rain forest.
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____ 9. This table shows the numbers of some living things in one community.
Living Things NumberSquirrels 48Rabbits 19Trees 20Grasshoppers 75
If you were a scientist studying this community, which living thing would you most likely find least often?
A. SquirrelsB. RabbitsC. Grasshoppers
____10. Ruthie drew this picture of a desert ecosystem.
What is one problem with her drawing?A. It should be raining.B. No plants can grow in the desert.C. Toucans and monkeys do not live in the desert.
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____11. Which ecosystem gets a lot of rain and is very warm ?
A. DesertB. GrasslandC. tropical rainforest
____12. A bird lives near a pond but builds its nest in a tree. Which word describes how the bird uses the tree?
A. CommunityB. EcosystemC. Habitat
____13. Earth has many layers. Which layer has many kinds of landforms?
A. the airB. the coreC. the crust
____14. Some landforms are higher or lower than the land around them. Which of these pictures shows a landform that is flat land?A.
B.
C.
D.
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____15. A big city has many tall buildings that are close together. The mountains in a mountain range are also close together. Which makes a landform different from a city?
A. a landform is biggerB. a landform is smallerC. a landform is made by nature
____16. Sonal must make a model with four different landforms. Which of these objects could she include in her model?
A. a cloudB. a hillC. a house
____17. One kind of landform is rough and jagged and much higher than the surrounding land. Which of the following is the name for this kind of landform?
A. HillB. MountainC. Plain
____18. Sela saw a travel poster with this picture on it.
Which kind of landform does the picture show?A. CanyonB. HillC. Mountain
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____19. Julio saw a landform like the one in this picture on his trip to Utah.
Which of the following kinds of landforms does the picture show?
A. a plainB. a plateauC. a canyon
____20. This picture shows two kinds of landforms.
Which two landforms does the picture show? A. canyons and hillsB. valleys and canyonsC. mountains and valleys
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____21. Jin wonders whether the landform near his town is a plain or a plateau. Which sentence explains the difference between these two landforms?
A. A plateau is flat and rises above a plain.B. A plain is large and goes around a plateau.C. A plain is flatter and higher than a plateau.
____22. This picture shows what can happen to trees and houses when too much rain falls.
Which way of changing Earth’s surface is happening at the same time?
A. erosionB.landslideC.warmingD.weathering
____23. The highest land on Earth is on top of a mountain. Where should you look to find the lowest land on Earth?
A. a hillB. a valleyC. a plateau
____24. Earth is shaped like a ball and has many layers. Which of the following is the name for the layer at the center of Earth?
A. CoreB. CrustC. Mantle
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____25. A scientist plans to drill all the way through Earth’s crust. Which of the following layers of Earth will the drill go into next?
A. the airB. the coreC. the mantle
____26. Photosynthesis is important for life on Earth. Which living thing can perform photosynthesis?
A.
B.
C.
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27. According to the food chain, which living thing is the prey of mice?
A. GrassB. GrasshopperC. Mouse
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3. Decide whether the organism is ( producer, herbivore, or carnivore )
___Herbivore__ __Producer___ ____Carnivore____
2. This picture is a model of the layers of Earth, Color the inner core in red, the outer core in orange, the mantle in yellow, and the crust in brown.
3. Draw a food chain
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