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Duplicate of NYS Lab Review for Living Environment Flashcards | StudBud
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Duplicate of NYS Lab Review for Living Environment
Duplicate of NYS Lab Review for Living Environment
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Answers
1
Pulse rate is the same for all people.
False
True
2
Starch will never ever diffuse through a_____because it's ________
cell membrane because it's too round
cell membrane it's too hydrophobic
cell membrane- it's too small
cell membrane - it's too big
3
Increased blood flow increases the amount of _________brought to cells and __________eliminated from cells.
salt - carbon dioxide
carbon - oxygen
calories-water
oxygen - carbon dioxide
4
If a cell is placed onto a slide and distilled water is added, the cell cytoplasm would:
shrink
get larger
have no change
change from blue to red
5
Increased activity requires that cells work harder and use more
ATP
food
carbon dioxide
oxygen
6
One way to improve an experiment is to have:
small sample size
no controls
repeated trials
no data collection
7
The 4 DNA nucleotide bases are:
A, T, C, G
A, U, C, G
A, T, C, U
A, T, U, C
8
Two finches sharing the same habitat will __________for/their resources.
compete
fly away
share
hide
9
How does iodine's color change in the presence of starch?
amber to blue-black
blue to red
it does not change
red to yellow
10
Species that are most closely related:
are the biggest
share a recent common ancestor
located far apart on an evolutionary tree
are the oldest
11
Paper chromatography uses filter paper to separate:
RNA molecules
DNA molecules
acids from bases
extracts from plant pigments
12
Which indicator is used to test for the presence of starch?
Benedict's solution
Lugol's iodine
bleach
Bromothymol blue
13
When cells are placed on a slide and saltwater is added, the cell cytoplasm will:
shrink
stay the same
turn red
expand in size
14
Exercise will increase the heart rate which will increase activity of the __________system.
immune
circulatory
reproductive
no system will be affected
15
The 4 bases of the RNA nucleotides are:
A, T, C, N
A, U, C, G
A, T, C, M
A, T, C, G
16
The 14 varieties of finches are most likely the result of:
lack of competition
absence of biodiversity
Natural Selection
asexual reproduction
17
Moving from a lower concentration to a higher concentration is called
diffusion
active transport
protein channel
passive transport
18
Separating bands of DNA by their fragment size is done by the process of:
Gel Electrophoresis
Punnett squares
Iodine testing
Karyotyping
19
The term biodiversity refers to:
having genetically identical organisms
studying biology
having no variety in a population
having variety in a population
20
Species that are most closely related will show the most similarity in:
habitat
size
color
amino acid sequences
21
Tables, graphs and charts are used to:
be a control
draw
change data
organize data
22
Only changes in ________can be passed on to their offspring.
somatic cells
nutrition
abilities
sex cells
23
Organisms better suited to their environment than others will______&_____.
kill their competitors
eat & eat
survive & reproduce
learn & grow
24
What color change occurs when Benedict's Solution is in the presence of glucose and heat?
red to purple
red-orange to blue
amber to black
blue to red-orange
25
DNA is made of nucleotides which consist of:
sugar, phosphate, protein
sugar, phosphate, base
sugar, phosphate, lipid
sugar, base, protein
26
Molecules move from a higher concentration to a
cell membrane
higher concentration
lower concentration
safe place
27
When viewing a specimen under high power the field of view:
disappears
has no change
is larger
gets smaller
28
The most reliable form of evidence for determining evolutionary relationships is:
Molecular Evidence
Structural Evidence
29
An island with a large and varied food supply leads to:
greater competition
less competition
fewer niches
all similar beaks
30
Those finches able to survive on various islands were:
not adapted to their environment
selected for favorable variations
ambidextrous
had abnormal mitotic division
31
A hypothesis is never a:
question
cause and effect statement
prediction based on previous knowledge
if-then statement
32
Water always diffuses from _____ to a _____ concentration.
high to a higher
high to a low
does not diffuse
low to a high
33
Every DNA nucleotide is exactly the same except for their:
bases
shapes
phosphates
sugars
34
Which indicator is used to test for the presence of Glucose?
Benedict's solution
bleach
iodine
Bromothymol blue