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Biology Keystone Module A Flashcards | StudBud
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Biology Keystone Module A
Biology Keystone Module A
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This is a review from the information in Module A of the Keystone exam.
Flashcards
52 cards
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Questions
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Answers
1
Which is not a property of water vital to supporting life on Earth?
high specific heat
adhesion
bonding
cohesion
2
When a cell requires energy for work, that energy is supplied in the form of
ATP
ADP
mitochondria
charges
3
This organelle contains folded membranes and sacs responsible for transporting materials (#5)
mitochondria
nucleus
cell wall
Endoplasmic reticulum
4
A substance that enables a chemical reaction to proceed faster or under different conditions.
polymer
protein
catalyst
monomer
5
What are the building blocks (monomers) of nucleic acids?
peptides
sugar
amino acids
nucleotides
6
Ribosomes make
proteins
energy
mitochondria
water
7
Which cell is larger, prokaryotic or eukaryotic?
Eukaryotic
It is impossible to tell
Prokaryotic
They are the same size
8
We get energy from our bodies by our cells using food and oxygen in a process called
cellular respiration
diffusion
osmosis
photosynthesis
9
The picture is of a
nucleus
cell wall
ribosome
cell membrane
10
Which is an abiotic (non-living) part of the following ecosystem?
dolphins
sea gull
water
sea weed
11
What is the main energy currency of the cell?
ADP
the sun
mitochondria
ATP
12
What is the function of a carbohydrate?
store energy
store genetic information
create flexibility
water storage
13
The intermolecular attraction between UNLIKE molecules is called
surface tension
cohesion
polarity
adhesion
14
The following formula represents
phosphorelation
photosynthesis
life
cellular respiration
15
Which characteristic is shared by ALL prokaryotes and eukaryotes?
use of cellular respiration for energy release
ability to store hereditary information
use of organelles to control cell processes
ability to move in response to environmental stimuli
16
Amino acids are the building blocks of
ribosomes
proteins
cell walls
cell membranes
17
When water freezes, it floats allowing
the water below to be insulated and life to be preserved
water to conserve energy
surface tension to not function
nothing to work
18
What do all cells have in common?
proteins and cell wall
cell membrane and cytoplasm
cell wall and cell membrane
ribosomes and nucleus
19
The sodium-potassium pump is a type of
passive transport
diffusion
active transport
heredity
20
DNA and RNA are examples of
proteins
nucleic acids
carbohydrates
lipids
21
These macromolecules serve as a source of stored energy and are components of cell membranes.
nucleic acids
lipids
proteins
ribosomes
22
What do C and D represent in the following picture?
sugar and energy
carbon dioxide and sugar
carbon dioxide and water
sugar and oxygen
23
Which BEST compares energy transformations of photosynthesis and cellular respiration?
They both store energy in bonds
They both require chemical energy to make food.
Only photosynthesis uses oxygen to create energy.
Only photosynthesis causes an increase in kinetic energy
24
The site of cellular respiration is (#9)
centrioles
nucleus
cell membrane
mitochondria
25
Using a microscope, a student observes a small, green organelle in a plant cell. We call this a
cell wall
ribosome
mitochondria
chloroplast
26
The plasma membrane is called "selectively permeable" because it
only lets certain substances in and out of the cell
only allows large molecules in to the cell
selects the proteins involved in transport
selects the types of molecules used in the cell membrane
27
Facilitated diffusion is
passive transport
active transport
none of these
osmosis
28
The following formula represents
cells
biology
photosynthesis
cellular respiration
29
The energy used in active transport comes from
cellular respiration
carbon dioxide
water
photosynthesis
30
The graph shows enzyme activity. Which best describes what happens to the enzyme at 63 degrees?
It gets used up
It continues to speed up the reaction
it changes shape and can no longer speed up the reaction
It begins to decrease the rate of reaction
31
Anaerobic respiration is different from aerobic respiration because it does not use
carbon
oxygen
nitrogen
water
32
What is the function of a nucleic acid?
maintains structure
battles disease
carries and passes genetic information
stores energy
33
Proteins are made of
DNA
ribosomes
amino acids
cell membranes
34
The building blocks (monomers) of carbohydrates are called
animo acids
monosaccharides
water
lipds
35
What is the difference between aerobic and anaerobic respiration?
anaeobic requires oxygen
aerobic produces more ATP
aerobic produces less ATP
36
Biology is the scientific study of
plants
cells
people
life
37
The intermolecular attraction between like molecules is called
adhesion
polarity
cohesion
surface tension
38
Sugars, starches, and cellulose are all examples of
nucleic acids
carbohydrates
monomers
proteins
39
Which functional characteristic of proteins distinguishes them from carbohydrates?
ability to catalyze biochemical reactions
efficient storage of usable chemical energy
tendency to make cell membranes hydrophobic
large amounts of stored information
40
Which is the smallest?
population
organism
community
atom
41
Which is the largest?
community
organs
atom
cell
42
The movement of particles from an area of high concentration to low concentration is called
diffusion
facilitated diffusion
ATP
active transport
43
In a chloroplasts of a plant cell, which energy transformation most likely occurs?
light to chemical
ATP to light
chemical to chemical
heat to electrical
44
Organisms can be classified as prokaryotes and eukaryotes. What do they all have in common?
plasma membrane and cytoplasm
cell wall and nucleus
plasma membrane and nucleus
cell wall and chloroplasts
45
Which is the smallest and still considered living?
organism
cell
organ
atom
46
Passive transport always
happens at night
uses energy
goes down the concentration gradient
goes up the concentration gradient
47
What is one difference between active and passive transport?
Active transport uses ATP
Passive transport uses ATP
Passive transport goes up the concentration gradient
Active transport goes down the concentration gradient
48
Chloroplasts undergo __________ and mitochondria undergo ___________.
metabolism, respiration
photosynthesis, cellular respiration
cellular respiration, photosynthesis
respiration, metabolism
49
Which of the following is a biotic part of this ecosystem?
dolphins
termperature
bubbles
water
50
Lipids are made of
amino acids
polymers
glycerol and three fatty acids
nucleotides
51
What do A and B represent in the following diagram?
water and oxygen
sugar and oxygen
sugar and water
oxygen and carbon dioxide
52
The movement of WATER through a semipermeable membrane down the concentration gradient is
active transport
facilitated diffusion
diffusion
osmosis
