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Spring Exam 2016 Lab Reviews
Spring Exam 2016 Lab Reviews
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Answers
1
Figure 4 is the
nucleus
axon terminal
axon
dendrite
2
All of these affect the rate of an enzyme Except
water
temperature
salt
pH
3
A cell that is in a hypertonic solution might
shrink and shrivel
stay the same
none
burst and swell
4
Figure 1 is the
cell body
axon
nucleus
dendrite
5
When CO
2
is present BTB turns
blue
clear
yellow
green
6
The dependent variable in the ruler drop experiment would be
average of trials
distance ruler fell
Trials or Average
trial
7
Reaction time in the ruler drop was measured by
sound
temperature
distance
time
8
Neurons talk to each other with
charges
chemicals
neurotransmitters
sound
9
A cell in an isotonic solution will
burst
stay the same
none
shrink
10
If your cells are in a hypertonic solution too long you can
become overhydrated
become dehydrated
get a temperature
get sick
11
Photosynthesis requires
sunlight
all are true
carbon dioxide
water
12
Flask 1 would be _______color after 24 hours.
clear because BTB diffused
yellow because CO2 was made
green because solution is neutral
blue because CO2 used in photosynthesis
13
Catalase
breaks down lipids
breaks down fat
breaks down starch
breaks down hydrogen peroxide
14
Cellular respiration produces _____ ATP.
32-36
40
4
2
15
All living things except _____ depend on photosynthesis.
photoautotrophs
humans
herbivores
chemoautotrophs
16
The independent variable in the enzyme lab was
space
enzyme activity
amount of water
variable such as salt, ph, temperature
17
Fermentation produces ____ ATP.
3
2
1
0
18
Fermentation is a(n) ______ process.
anaerobic
aerobic
19
There are ___ types of fermentation.
2
3
1
4
20
The flask with the plant and fish will be _____ color.
blue because photosynthesis and cellular respiration occur.
yellow because cellular respiration is occuring
blue because photosynthesis is occuring
neutral
21
Figure 5 is the
axon terminal
axon
nucleus
dendrite
22
How did we measure osmosis in the gummy bear lab?
% change in mass
temperature
height of gummy bear
surface area
23
Fermentation was measured in the lab by
measuring time
recording circumference of balloon
counting bubbles
recording diameter of balloon
24
Most plants requires soil that is between a pH of _______ and ______.
6 and 7
7 and 8
4 and 5
5 and 6
25
The independent variable in the gummy bear lab was
% change in mass
height of gummies
salt solutions
gain in mass of gummies
26
A cell that is in a hypotonic environment will
shrink
none
stay the same
swell and might burst
27
Figure 2 is the
nucleus
dendrite
cell body
axon
28
The dependent variable in the gummy bear lab was
salt solutions
mass
height
% change in mass
29
The second flask with the flask would be
green because reaction was neutralized
yellow because the fish produced CO2 in cellular respiration
clear because BTB diffused
blue because CO2 was used in photosynthesis
30
For reaction time in the ruler drop the independent variable would be
Average of Trials
Option 2 or 3
Trial #
cm ruler fell
31
A hypertonic solution is
first picture, can cause cell to burst
second picture - no change in mass
none of the pictures
third picture causes cell to lose mass,
32
An isotonic solution is presented by which cell
none of the pictures
second picture
third picture
first picture
33
In the fermentation lab _____ was the dependent variable.
circumference of balloon
type of sugar
amount of sugar
temperature
34
_____ is responsible for leaf growth and green color.
potassium
pH
nitrogen
phosphorus
35
Photosynthesis produces all except
ATP in light reaction
water
glucose
carbon dioxide
36
_____ is a secondary consumer in the food web below.
Fox
Grasshopper
Mouse
Rabbit
37
Photosynthesis occurs in the
golgi body
ribosome
chloroplast
mitochondria
38
There are ___ steps of photosynthesis.
3
2
1
4
39
A hypotonic solution is
first picture, can cause cell to burst
third picture - can cause cell to shrink
on picture
second picture - no change in mass
40
_______ is a producer in the food web below.
Mouse
Rabbit
Grass
Bird
41
____ is responsible for plant genetics and seed development.
nitrogen
potassium
pH
phosphorus
42
The cell in the first picture will
get bigger as it gains water
shrink as it loses water
stay the same
43
The cell in the third picture will
get bigger as it gains water
shrink as it loses water
stay the same
44
In the fermentation lab all of the following ______ could have been independent variable EXCEPT
amount of sugar
type of sugar
temperature
circumference of balloon
45
____ is an herbivore in the food web below.
Rabbit
Carrot
Fox
Owl
46
Enzymes are
carbohydrates
lipids
proteins
nucleic acids
47
To denature is to
lose your shape
become 3d
become slow
become fast
48
BTB changes color in this type of environment
acidic
water
neutral
basic
49
The cell in the second picture will
stay the same size
grow bigger as it gains water
shrink as it loses water
50
To find % change in mass you
add up the masses
final mass - initial mass/ initial mass
final mass- initial mass/initial mass x 100%
final mass - initial mass
51
The movement of water from high concentration to low concentration is
diffusion
endocytosis
osmosis
facilitated transport
52
The dependent variable in the enzyme lab was
temperature
salt
enzyme activity
ph
53
Enzymes
all are true
are catalyst
speed up reactions
lower activation energy
54
Cellular respiration is a(n) _____ process.
aerobic
anaerobic
55
______ undergo alcoholic fermentation.
Yeast
Amoeba
Humans
Spongues
56
_____ strengthens the plant by helping to make carbohydrates and proteins.
nitrogen
phosphorus
pH
potassium
57
Maintaining a stable environment is called
regulation
balance
homeostasis
tonicity
58
If a pH is too high or too low ionic compounds _______ dissolve in water.
could
might
will
will not