10 Questions
Why are larger organisms made of many cells?
Because material needed by a cell must pass into and out of the cell through its surface
What does the surface-area-to-volume ratio tell you?
How much surface area a cell has compared to its volume
Which of the following is NOT a reason why there is a limit to cell size?
Cells range in size from one millimeter down to one micrometer
What happens to a cell as it grows?
Its volume increases at a faster rate than its surface area
What must pass into and out of a cell through its surface?
Both nutrients and oxygen, and waste products such as CO2
Why are larger organisms made of many cells?
To increase their surface area
What is the size range of cells?
From one nanometer to one micrometer
What happens to a cell as it grows?
Its volume increases faster than its surface area
What must pass into and out of a cell through its surface?
Both nutrients and waste products
What does the surface-area-to-volume ratio tell you?
How much surface area a cell has relative to its volume
Test your knowledge on the sizes of living things, from subcellular structures to organisms, in this quiz. Challenge yourself with questions on cell sizes, proteins, bacteria, and more.
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