Life Science and Earth Science Review

3. What happens during photosynthesis

• The cell uses oxygen to make food
• The cell uses the energy in sunlight to make food
• The cell uses glucose to make oxygen

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What is the chemical formula for carbon dioxide?

• CH₂O

• CO₂

• CHO₂

• CO²

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How many atoms are in 6 molecules of water (H₂O)

• 18

• 13

• 8

• 9

• 3

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Identify the main role of cellular respiration?

• To break down glucose into energy in the form of ATP

• To create glucose which we use for energy

• To create carbon dioxide for plants

• Cellular respiration is a byproduct of photosynthesis

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Which of the following would cause biodiversity to DECREASE?

• Water

• Forest Fires

• Sunlight

• Producers

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Who is the Secondary Consumer in this food chain?

• Grass

• Grasshopper

• Mouse

• Owl

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What part of Cell Theory does this picture represent?

• All living things are made of cells

• Cells are the basic structure and do functions to help organism survive

• Cells come from other living cells

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___________________ is the type of heat transfer that occurs in fluids, such as warm air rising and cold air sinking; creating wind.

• convection

• conduction

• radiation

• insulation

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Where would the oldest rock be found?

• L
• M
• N
• O

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According to the law of superposition, the oldest fossils are found 

• At the top of the rock layers
• Near the bottom of the rock layers
• In the middle of the rock layers
• Somewhat near the surface

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