Cells Unit Test

What term describes the smallest unit that can perform all of the functions necessary for life?

• a single cell

• a cell nucleus

• a cell membrane

• a multicellular organism

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-1

Robert Hook was the first person to describe cells. Which of these instruments did he use to make his observations?

• bifocals

• microscope

• light prism

• magnifying glass

In which location does the exchange of materials in and out of a cell take place?

• nucleus

• chloroplast

• chromosome

• cell membrane

Tags

NGSS.MS-LS1-2

Which structure captures and stores the sun's energy in plant cells?

• chloroplast

• mitochondria

• Golgi apparatus

• endoplasmic reticulum

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-6

All living things are made of one or more cells. Which is true of all cells?

• They all have cytoplasm.

• They all have DNA in their nucleus.

• They all have DNA in their cytoplasm.

• They all have organelles bound by membrane.

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-1

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

• They produce proteins.

• They store water and food.

• They perform photosynthesis.

• They protect cells from the surrounding environment.

Tags

NGSS.MS-LS1-6

Cells must be able to perform certain functions in order to survive. Which action must all cells do to survive?

• absorb wastes

• obtain energy

• utilize oxygen

• continue growing

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

What type of cell has membrane-bound organelles?

• eukaryotic cells

• prokaryotic cells

• both prokaryotic and eukaryotic cells

• neither prokaryotic nor eukaryotic cells

Which of these describes the structure of the endoplasmic reticulum?

• a system folded membranes

• a tiny organelle that has no membrane

• a rigid, protective layer found outside the cell membrane

• an organelle surrounded by a double membrane and containing DNA

Tags

NGSS.MS-LS1-2

Which of the following is an accurate sentence?

• Plants are unicellular organisms that have specialized functions.

• All organisms are multicellular and carry out similar functions of life.

• The single cell of unicellular organism carries out all functions of life.

• The single cell of a unicellular organism can have specialized functions.

Tags

NGSS.MS-LS1-1