Cells

If an organism is made up entirely of one cell, then it stands to reason

• a. It should be labeled a multi-cellular organism.

• b. It is a plant cell.

• c. The single cell can do everything for the organism.

• d. The organism will die without assistance from another cell.

Tags

NGSS.MS-LS1-1

When looking at a cell under a microscope, a scientist notices that the outer shape of the cell is rectangular. What type of cell is the scientist most likely looking at?

• a. animal cell

• b. plant cell

• c. single celled organism

• d. skin cell

Identify the outer layer of an animal cell that helps hold the cell together and give it structure?

• a. cell membrane

• b. chloroplast

• c. cytoplasm

• d. cell wall

Tags

NGSS.MS-LS1-2

Identify the structure pointed to by the arrow.

• a. cytoplasm

• b. mitochondria

• c. nucleus

• d. cell membrane

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What part of a plant cell is necessary for the plant to produce its own food?

• a. cytoplasm

• b. chloroplast

• c. mitochondria

• d. cell wall

Tags

NGSS.MS-LS1-6

What part of a plant cell gives the plant rigidity to its structure and helps hold its shape?

• a. cytoplasm

• b. chloroplast

• c. mitochondria

• d. cell wall

Which cellular structure maintains control of the functions of the cell and is often considered the "brain" of the cell?

• a. cytoplasm

• b. mitochondria

• c. nucleus

• d. cell membrane

Tags

NGSS.MS-LS1-2

Would it be beneficial for us to destroy all of the bacteria within and on our bodies?

• A. Yes, because there are no beneficial bacteria in your body or on the planet.

• B. No, because your body contains beneficial bacteria.

A scientist is looking at a rectangular cell and notices a part of the cell is green in color. What type of cell is the scientist most likely looking at, and what is the name of the part?

• a. plant; cell wall

• b. animal; cell wall

• c. plant; chloroplast

• d. animal; cytoplasm

Tags

NGSS.MS-LS1-2

What microorganism is used to make bread rise?

• a. yeast

• b. algae

• c. E. coli

• d. salmonella