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WorksheetsBiology Section 2.4 - Homeostasis and Cell Transport
Total questions: 15
Worksheet time: 30mins
Name
Class
Date
1.
Maintaining internal stable conditions is the definition of...
a)
Hypertonic
b)
Hypotonic
c)
Homeostasis
d)
Heterotroph
2.
Water diffusing with the concentration gradient from high water concentration to low water concentration across a cell membrane is....
a)
Facilitated Diffusion
b)
Simple Diffusion
c)
Active Transport
d)
Osmosis
3.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
4.
Which is true about active transport?
a)
It requires energy
b)
it does not require energy
c)
It moves substances down the concentration gradient
d)
it moves material from high to low concentration
5.
The concentration of water is higher in the soil than in plant root cells. Water moves into root cells of a plant by...
a)
Facilitated Diffusion
b)
Simple Diffusion
c)
Active Transport
d)
Osmosis
6.
Molecules diffusing with the concentration gradient through a protein channel is...
a)
Facilitated Diffusion
b)
Simple Diffusion
c)
Active Transport
d)
Osmosis
7.
Food is moved into the cell by ________________________.
a)
endocytosis
b)
diffusion
c)
exocytosis
d)
osmosis
8.
This cell organelle helps organisms maintain homeostasis by controlling what substances may enter or leave cells.
a)
vacuole
b)
nucleus
c)
cell membrane
d)
cell wall
9.
A cell in an isotonic solution will
a)
swell
b)
shrink
c)
stay the same size
d)
impossible to tell
10.
Movement of particles from high to low concentration.
a)
Passive Transport
b)
Active Transport
11.
Lets some things pass through but not others
a)
Selectively permeable
b)
Selectively impermeable
c)
Partially permeable
d)
Particularly permeable
12.
What are the 2 kinds of passive transport?
a)
Osmosis and engulfing
b)
Engulfing and transport proteins
c)
Diffusion and osmosis
d)
Permeable and impermeable
13.
During passive transport, molecultes move from an area of ______ concentration to an area of _____ concentration.
a)
higher, lower
b)
lower, higher
c)
higher, equal
d)
lower, equal
14.
During active transport, molecultes move from an area of ______ concentration to an area of _____ concentration.
a)
higher, lower
b)
lower, higher
c)
higher, equal
d)
lower, equal
15.
The air freshener spread throughout the room by
a)
osmosis
b)
diffusion
c)
active transport
d)
magic!
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