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Cell Transport
Test Description: Simple questions about Passive and Active Transport.
Instructions: Answer all questions to get your test result.
1) How many elements occur naturally on Earth?
A
About 80
B
More than 90
C
Less than 10
D
90
2) Atoms contain all of the following, except...
A
Protons
B
Electrons
C
Organelles
D
Neutrons
3) Electrically charged atoms are called ________.
A
Neutral atoms
B
Ions
C
Compounds
D
Elements
4) Two substances mixed together can form any of the following EXCEPT ________.
A
an element
B
a mixture
C
a solution
D
a suspension
5) Enzymes are a kind of ________ that speed up chemical reactions without being changed.
A
lipid
B
protein
C
carbohydrate
D
nucleic acid
6) Molecules move into and out of a cell through the ________.
A
cytoplasm
B
endoplasmic reticulum
C
cell membrane
D
nucleus
7) The net movement of molecules from an area where there are many to an area where there are few is called ________.
A
active transport
B
exocytosis
C
selective permiability
D
diffusion
8) Osmosis is the diffusion of ________ through a cell membrane in order to establish an equilibrium of solutes.
A
water
B
carbon dioxide
C
hydrogen
D
proteins
9) Of the following, which is NOT a method of transporting materials into a cell?
A
Exocytosis
B
Diffusion
C
Active transport
D
Endocytosis
10) ________ is the total of all chemical activities of an organism that enable it to stay alive, grow, and reproduce.
A
Metabolism
B
Equilibrium
C
Osmosis
D
Active Transport
*select an answer for all questions
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