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Lesson 5 Biology
Test Description: Diffusion/Osmosis
Instructions: Answer all questions to get your test result.
1) Define diffusion
A
molecules staying where they are
B
molecules stopping
C
molecules moving from high to low concentration
D
molecules moving from low to high concentration
2) Define osmosis
A
water molecules stopping
B
water molecules moving from low to high concentration
C
water molecules moving from high to low concentration
D
water molecules randomly moving
3) Which 2 things can move through a cell membrane?
A
water and glucose
B
starch and glucose
C
yeast and glucose
D
water starch
4) Mr Vite farted and smelled up the whole room is an example of...
A
he had eggs for breakfast
B
osmosis
C
diffusion
D
bad manners
5) An example of osmosis is...
A
urine moving in a pool
B
Making beef jerky
C
cookies making the house smell good
D
glucose moving into a cell
6) What needs to happen to the glucose in your cells before you can gain the energy?
A
nothing
B
break down more
C
add carbon dioxide
D
chemical reaction
7) How do you know there was a chemical reaction in the yeast and sugar lab?
A
gas formed
B
you don't know
C
there wasn't a chemical reaction
D
the yeast ate the sugar
8) Looking at the yeast on day 2, you should have noticed...
A
yeast cells remained the same
B
less yeast cells
C
there weren't any yeast cells
D
more yeast cells
9) What did the glucose and starch lab show you?
A
glucose can travel through a membrane
B
both glucose and starch can travel through a membrane
C
starch can travel through a membrane
D
neither glucose nor starch can travel through a membrane
10) Why is our digestive system so important?
A
it helps move starch around our body
B
It moves oxygen around our body
C
it breaks down molecules small enough to fit into our cells
D
it helps us breathe
*select an answer for all questions
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