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WorksheetsQUIZ 1
Total questions: 9
Worksheet time: 6mins
Name
Class
Date
1.
If a cell has a nucleus, then it must be what type of cell?
a)
animal
b)
prokaryotic
c)
eukaryotic
d)
plant
2.
Which of the following is NOT part of the Cell Theory?
a)
All living things are made up of 1 or more cells
b)
All cells come from pre-existing cells
c)
Cells are basic unit of structure for living things
d)
All cells have a nucleus
3.
The prefix bio means
a)
life
b)
science
c)
story
d)
not
4.
Which type of biological macromolecule is the main component of the plasma membrane?
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
5.
This image is an example of a phospholipid. Which part of a phospholipid is HYDROPHOBIC?
a)
the phosphate "head"
b)
the lipid "tails"
6.
What is the function of cholesterol in a plasma membrane?
a)
To make the membrane flexible
b)
To control the effect of temperature changes
c)
To attract water molecules
d)
To allow nutrients and other essential molecules into the cell
7.
In passive transport, the concentration gradient goes from..
a)
Low to low
b)
High to low
c)
Low to high
d)
High to high
8.
Describe the movement of molecules in the illustration.
a)
Molecules are moving from a lower concentration to a higher concentration.
b)
Molecules are moving from a lower concentration to a higher concentration.
c)
Molecules are moving from a higher concentration to a lower concentration and then from a lower to higher concentration.
d)
Molecules are moving from a lower concentration to a higher concentration and then from a higher concentration to a lower concentration.
9.
Which statement best describes the cell membrane?
a)
The protective outer layer that controls what enters and leaves the cell.
b)
Stores information on DNA molecules / Directs and controls the activities of the cell.
c)
A folded membrane that moves materials around inside cells / Also acts as the site of manufacturing materials needed by the cell.
d)
The smallest organelle with a huge job / Makes proteins, which are the building blocks of the body.
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