Unit 2 Cell Systems

What type of a cell is shown? 

• membrane
• eukaryotic
• organelle
• prokaryotic

Some organisms consist of one cell. Other organisms consist of multiple cells. Which of the following is true of cells in a multicellular organism?

• Different types of cells have the same function
• Different types of cells have different functions
• all cells have a different function

Tags

NGSS.MS-LS1-3

What is the main function of chloroplasts in a plant cell?

• they perform photosynthesis
• they produce proteins
• they protect cells from the surrounding environment
• they store water and food

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NGSS.MS-LS1-2

NGSS.MS-LS1-6

What are the levels of structural organization in an animal's body?

• cell, tissue, organ, organ system
• organ, cell, organ system, tissue
• tissue, organ system, organ, cell

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NGSS.MS-LS1-3

Which of the following substances must animal cells take in from the environment to maintain homeostasis?

• chlorophyll
• oxygen
• DNA
• carbon dioxide

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NGSS.HS-LS1-3

What do animals do with the carbon dioxide produced in their cells during cellular respiration?

• exhale it in the breathing process
• reuse it during photosynthesis
• combine it with water to make sugar
• store it for later use

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NGSS.HS-LS2-5

What is the food that plants produce during photosynthesis?

• chlorophyll
• carbon dioxide
• chloroplasts
• glucose

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following statements describes a characteristic of a eukaryote?

• It is made of many cells
• It has DNA in its cytoplasm
• It has no cytoplasm
• It has DNA in a nucleus

Jorge looks through a microscope and concludes that the cells he observes are eukaryotic.  Which of the following structures did Jorge most likely observe before making his conclusion?

• cytoplasm
• cell membrane
• genetic material
• nucleus

Tags

NGSS.MS-LS1-2

What is mitosis?

• the process by which cells use oxygen to produce energy from food
• the maintenance of a stable internal environment
• the process in which a cell divides and forms two identical nuclei