5th Grade Science STAAR Review 6

Petroleum and natural gas form from...

• strong winds
• cooled magma
• radioactive materials
• remains of plants and animals 

Hydroelectric power produces electricity using.....

• Wind
• Sunlight
• Moving water
• Dung

Which of the following is a nonrenewable resource?

• milk
• coal
• biomass
• water

A teacher gives a student four clear sealed containers. Each container holds a different substance. The student records some observations about the substance in each container. Based on these observations, which container most likely holds only gas?

• Container 1

• Container 2

• Container 3

• Container 4

A farmer keeps bees to pollinate crops. The farmer makes several observations about the bees. Which of these observations describes a learned behavior?

• Bees make return trips to drink sugar water from a bowl placed 40 meters from their hive.

• Bees have dark eyes and black-and-yellow stripes.

• Bees produce honey from the nectar they collect.

• Bees will sting when threatened or disturbed.

A student looks into a mirror and sees an image of an object. Which diagram shows an X where the object is most likely located?

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An African savanna is a grassland with shrubs and a few small trees. It has warm temperatures all year long, a dry winter season, and a rainy summer season. Which group of animals is most likely supported by an African savanna?

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Which statement best describes the relationship between humans and plants in the carbon dioxide–oxygen cycle?

• Humans depend on oxygen released into the air by plants, and plants depend on carbon dioxide that humans release into the air.

• Plants produce carbon dioxide as a product of photosynthesis and release it into the air to provide energy for humans.

• Plants depend primarily on energy supplied by oxygen for photosynthesis, a process which releases carbon dioxide needed by humans.

• Humans and plants use gases in the air and the energy of sunlight to produce their own food.

Which of these organisms is best suited for the terrarium?

• Blue jay
• Lobster
• Snail
• Water lily

When a powdered drink mix was added to water, the liquid turned orange. A student decided the taste was too strong, so he poured out half of the liquid and added more water. Which of the following most likely occurred when more water was added?

• The physical state changed.
• The orange color became lighter.
• The liquid had a sweeter taste.
• None of the above