Air Test Review Biology

Which of the following processes is primarily responsible for the exchange of gases in the lungs?

• Osmosis

• Diffusion

• Active transport

• Filtration

What is the main function of the mitochondria in a cell?

• Protein synthesis

• Photosynthesis

• Energy production

• Cell division

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Which of the following is a characteristic of prokaryotic cells?

• Presence of a nucleus

• Lack of membrane-bound organelles

• Multicellular

• Large size

What is the role of chlorophyll in photosynthesis?

• Absorbs water

• Absorbs sunlight

• Releases oxygen

• Stores glucose

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NGSS.HS-LS1-5

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Which of the following best describes the structure of DNA?

• Single-stranded helix

• Double-stranded helix

• Triple-stranded helix

• Quadruple-stranded helix

In an experiment, what is the purpose of a control group?

• To provide a standard for comparison

• To introduce a variable

• To ensure the experiment is valid

• To increase the sample size

Which of the following is a product of cellular respiration?

• Oxygen

• Glucose

• Carbon dioxide

• Chlorophyll

Tags

NGSS.HS-LS1-7

What is the primary function of ribosomes in a cell?

• Lipid synthesis

• Protein synthesis

• DNA replication

• Cellular respiration

Tags

NGSS.HS-LS1-1

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Which organelle is responsible for packaging and distributing proteins?

• Nucleus

• Golgi apparatus

• Endoplasmic reticulum

• Lysosome

What is the basic unit of life?

• Atom

• Molecule

• Cell

• Tissue

Tags

NGSS.MS-LS1-1

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