Which food chain arranges components of this food web according to energy flow?

green plants --> butterfly --> frog --> fox

During photosynthesis, different gases move in and out of plant cells. Which phrase bet represents the net flow of gases

Carbon dioxide moves in, oxygen moves out

Which statement best describes the composition and function of proteins in organisms?

Long chains of amino acids used for building, repair, and maintenance

This diagram shows the major stages of the cell cycle. Why does the cell spend the majority of its time in interphase?

The cell is growing and carrying out processes such as DNA replication

Which of the following statements would be correct regarding the diagram.

The products of photosynthesis are used in cellular respiration

Refer to the same experiment. The dependent variable is represented by

the change in the mass of the eggs

Which statement best explains the increase in the heart rate and the breathing rate during exercise?

Body cells require increased oxygen as energy is expended

Which sequence correctly increases complexity in the level of biological organization?

atoms, molecules, cells, tissues, organs

A cell is in a breaker that contains a soln w/ higher salt conc. than that of inside the cell. What will happen?

The cell will shrink from losing water molecules

Glucose is made during the second step of photosynthesis called _____ which takes place in the stroma of chloroplasts.

The light-independent reactions

In an energy pyramid the amoutn fo biomass decreases as we move up the pyramid. Why?

matter changes to other forms, like heat energy, that are then released

Which of the following can be said about the ecosystem that this food web represents?

There are more butterflies than foxes

Which of the following correctly identifies the difference between cytokinesis in plant and animal cells?

plant cells use a cell plate to divide the cytoplasm

See the experiment below. In this experiment, the independent variable they are testing is:

The type of solution the egg is placed in

On a long endurance run Diego is feeling pain in his legs. What is likely causing this burning pain?

Lactic acid build-up in his muscles due to lack of oxygen to his cells

Which statement accurately describes the energy needs for photosynthesis and cellular respiration?

solar energy is needed for photosynthesis, chem. energy (ex: glucose)for CR

Which of the following BEST explains the difference between stem cells and differentiated cells?

Differentiated cells have a specific function whereas stem cells do not

A large decrease in the rabbit population would most likely cause which of the following?

the green plant population would increase while the fox pop. would decrease

The process of photosynthesis can be represented by the equation:

light + CO2 + H2O --> C6H12O6 + O2

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Biology Midterm/Q2 MOM Review

100 termsStudBud Administration376 plays

Coves Units 1, 2, & 3 Unit 1: Biology Basics/Intro Unit 2: Cells Unit 3: Energy

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Questions 100

Answers

1
Which organelle is represented by #22?
Mitochondria
Chloroplast
Cell Membrane
Flagella
2
Putting a plant cell into this solution will cause it to wilt.
Hypotonic
Isotonic
Hypertonic
None of these
3
Which food chain arranges components of this food web according to energy flow?
green plants --> mouse --> owl --> rabbit
mouse --> owl --> rabbit --> fox
butterfly --> frog --> fox --> green plants
green plants --> butterfly --> frog --> fox
4
During photosynthesis, different gases move in and out of plant cells. Which phrase bet represents the net flow of gases
Oxygen moves in, nitrogen moves out
Oxygen moves in, carbon dioxide moves out
Carbon dioxide moves in, oxygen moves out
Carbon dioxide moves in, nitrogen moves out
5
Which step of cellular respiration splits C6H12O6?
Alcoholic Fermentation
Krebs Cycle
Glycolysis
ETC
6
Which statement best describes the composition and function of proteins in organisms?
Long chains of amino acids used for building, repair, and maintenance
Sugars and starches that provide energy for metabolic processes
Long chains of hydrocarbons used for digestion and respiration
Fats and oils which are well suited for long term energy storage
7
Which organelle is represented by #20?
Lysosome
Nucleolus
Nucleus
Ribosome
8
Which step of cellular respiration takes place in the cytoplasm?
electron transport chain
krebs cycle
light reactions
glycolysis
9
This diagram shows the major stages of the cell cycle. Why does the cell spend the majority of its time in interphase?
The cell is aging and processes are stopping as lysosomes clear dead matter
The cell needs time to synthesize spindle fibers to complete mitosis
The cell is growing and carrying out processes such as DNA replication
The cell needs time to compelte cytokinesis
10
Which of the following statements would be correct regarding the diagram.
Cellular respiration gets energy directly from sunlight
Photosynthesis and cellular respiration occur in the same organelle
Carbin dioxide is produced by photosynthesis
The products of photosynthesis are used in cellular respiration
11
Which cell has a cell membrane?
Prokaryotic
Both
Neither
Eukaryotic
12
Water is partially negative and partially positive. Molecules with partial charges are called what?
Magnets
Hydrophobic
Nonpolar
Polar
13
Refer to the same experiment. The dependent variable is represented by
the type of solution the egg is placed in
the ending mass of the eggs
the change in the mass of the eggs
the amount of time they were in the solution
14
The smallest units that carry on all of the functions of life are called:
cells
organelles
species
molecules
15
This is the relationship between photosynthesis and cellular respiration. What is represented by letter A?
cellular energy
water
energy in the form of sunlight
oxygen
16
Which organelle is represented by #21?
Smooth ER
Rough ER
Golgi Apparatus
Vesicle
17
Cytokinesis occurs at the end of which mitotic phase?
telophase
anaphase
prophase
metaphase
18
Aerobic Respiration produces a net of how many ATP?
30
36
1
2
19
Which plant cell organelle uses light energy to produce sugar in the process of photosynthesis?
ribosome
chloroplast
nucleus
mitochondria
20
When placed in water, oil does not dissolve and stays seperate. This means oil is _____ and _____.
hydrophobic & nonpolar
hydrophilic & nonpolar
hydrophilic & polar
hydrophobic & polar
21
Which statement best explains the increase in the heart rate and the breathing rate during exercise?
The water concentration in the blood increases
Muscle cells increase in temp. and require fluid to reduce the temp.
Body cells require increased oxygen as energy is expended
An increase in muscle activity causes increases in glucose levels in RBCs
22
Which organelle packages and modifies proteins?
Golgi Apparatus
Rough ER
Mitochondria
Smooth ER
23
This phase of the cell cycle includes G1, S, and G2 subphases.
Interphase
tell yo mama
Telophase
Mitosis
24
The graph indicates that the enzyme pepsin would function BEST in the:
small intestine
mouth
stomach
large intestine
25
Which sequence correctly increases complexity in the level of biological organization?
atoms, molecules, cells, organs, tissues
molecules, atoms, cells, organs, tissues
atoms, molecules, tissues, organs, cells
atoms, molecules, cells, tissues, organs
26
A cell is in a breaker that contains a soln w/ higher salt conc. than that of inside the cell. What will happen?
The cell will swell at first, then shrink
The cell will swell from absorbing salt molecules
The size of the cell will remain constant
The cell will shrink from losing water molecules
27
A cell with replicated chromosomes lined up in the middle of the cell is in which phase of the cell cycle?
anaphase
telophase
metaphase
prophase
28
_____ are lipids that store energy and are composed of building blocks containing 3 fatty acids attached to a glycerol.
Fats
Proteins
Polysaccharides
Nucleotides
29
In a hypothesis the ___ variable is what is being tested, while the ___ variable is the one being measured in response.
dependent; independent
independent; dependent
control; dependent
independent; control
30
This is the relationship between photosynthesis and cellular respiration. What is represented by letter B?
cellular energy
energy from sunlight
water
oxygen
31
Think cause-and-effect... The "effect," also represented by what the scientist measured and records, is known as the
Constant
Independent Variable
Control Group
Dependent Variable
32
Glucose is made during the second step of photosynthesis called _____ which takes place in the stroma of chloroplasts.
the light-dependent reactions
The light-independent reactions
the Krebs Cycle
glycolysis
33
Proteins are different based on the number and type of _____ contained in their polypeptide chain(s).
Nucleic Acids
Fatty acids
Amino acids
Monosaccharides
34
Which phase of the cell cycle is this cell pictured in?
metaphase
prophase
telophase
anaphase
35
Bacteria perform a specific type of asexual reproduction called _____.
sporulation
budding
fragmentation
binary fission
36
Which organelle is a firm, fairly rigid structure found outside of plant cells for support?
Central Vacuole
Chloroplast
Mitochondria
Cell Wall
37
In an energy pyramid the amoutn fo biomass decreases as we move up the pyramid. Why?
matter is taken back by the producers after it is left unused by consumers
matter changes to other forms, like heat energy, that are then released
matter is decomposed at different levels of the food chain
matter is recycled at each food chain level & returned back to producers
38
Which of the following can be said about the ecosystem that this food web represents?
There are more foxes than green plants
There are more frogs than green plants
There are more butterflies than foxes
There are more owls than mice
39
Which of the following correctly identifies the difference between cytokinesis in plant and animal cells?
plant cells divide the nucleus and animals do not
animal cells divide the nucleus and plants do not
plant cells use a cell plate to divide the cytoplasm
animal cells use a cell plate and divide the cytoplasm
40
Apoptosis is
what will occur when a cell is placed in a hypertonic solution
not needed for mitosis
what will occur when a cell is placed in a hypotonic solution
known as programmed cell death
41
Which phase of the cell cycle is this cell pictured in?
prophase
anaphase
metaphase
telophase
42
See the experiment below. In this experiment, the independent variable they are testing is:
The type of solution the egg is placed in
The ending mass of the eggs
Change in the mass of the eggs
The amount of time they were in the solution
43
On a long endurance run Diego is feeling pain in his legs. What is likely causing this burning pain?
Lactic acid build-up in his muscles due to lack of oxygen to his cells
the build-up of carbondioxide caused the muscles to begin cramping
the weather must have been too hot to run
too much oxygen was getting to the cells, causing them to cramp
44
The step of cellular respiration that produces the highest number of ATP is _____.
glycolysis
Electron Transport Chain
The Krebs Cycle
Fermentation
45
During which phase of the cell cycle does most cell growth occur?
prophase
mitosis
cytokinesis
interphase
46
Which statement accurately describes the energy needs for photosynthesis and cellular respiration?
solar energy is needed for cellular respiration but not for photosynthesis
solar energy is needed for photosynthesis, chem. energy (ex: glucose)for CR
chemical energy (ex: glucose) is needed for photosynthesis, solar for CR
Chemical energy (ex: glucose) is needed for both Cell Resp & Photosynthesis
47
C6H12O6 is made during which step of photosynthesis?
Krebs Cycle
Light Reactions
Dark Reactions
Glycolysis
48
Which of the following BEST explains the difference between stem cells and differentiated cells?
Stem cells have a specific function whereas differentiated cells do not
Stem cells divide uncontrollably whereas differentiated cells do not
Differentiated cells have a specific function whereas stem cells do not
Differentiated cells divide uncontrollably whereas stem cells do not
49
A large decrease in the rabbit population would most likely cause which of the following?
the fox population would increase while the green plant pop. would decrease
the owl population would increase while the mouse population would decrease
the green plant population would increase while the fox pop. would decrease
the mouse population would increase while the owl population would decrease
50
The process of photosynthesis can be represented by the equation:
light + C6H12O6 + CO2 --> O2 + H2O
light + C6H12O6 + O2 --> CO2 + H2O
light + CO2 + H2O --> C6H12O6 + O2
CO2 + H2O --> light + C6H12O6 + O2
51
The concentration of solutes is the same in the solution and in the cell.
Hypertonic
Isotonic
Hypotonic
None of these
52
Which is a process used to make bread?
Kreb's Cycle
Lactic Acid Fermentation
Alcoholic Fermentation
ETC
53
The ultimate original source of all energy is from
ATP
lipids
the sun
carbohydrates
54
This process occurs when the cell expends (uses) energy to bring something into the cell from outside the cell.
Exocytosis
Endocytosis
Diffusion
Osmosis
55
What would most likely be produced when a cell with eight chromosomes undergoes mitosis?
4 cells with 8 chromosomes each
2 cells with 4 chromosomes each
2 cells with 8 chromosomes each
4 cells with 4 chromosomes each
56
Refer to the illustration. Molecules like "B" are found in:
Carbohydrates
Proteins
Nucleic Acids
Lipids
57
A scientific theory:
may be revised as new evidence is found
usually tests 2 or more variables at a time
is absolutely certain
is unchangeable
58
Which organelle is represented by #25?
Vacuole (small)
Cytoskeleton
Central Vacuole
Vesicle
59
How do enzymes speed up chemical reactions? Enzymes...
Lower the activation energy of chemical reactions
Raise the temperature of the cell, speeding chemical reactions
Store ATP, allowing more energy to be used in chemical reactions
Act as minuature 'transfer trucks', gathering materials for chemical rxns..
60
Which macromolecule fits together like a lock-and-key?
Carbohydrates
Lipids
Nucleic Acids
Proteins
61
During the light-dependent reactions, sunlight is absorbed. Where in the chloroplast does this occur?
inner membrane
stroma
matrix
thylakoid membrane
62
Based on the data the group gathered from the picture, the most appropriate hypothesis would be
"If an egg is placed in vinegar overnight, then its shell will dissolve"
If 3 eggs are in 3 diff. solns. then the egg in dist. H2O will lose weight
"If an egg is placed in a pure water soln. then the egg will gain weight"
"If an egg is placed in corn syrup, then it will gain weight"
63
Monosaccharides are the monomers of which macromolecule?
Nucleic Acids
Lipids
Proteins
Carbohydrates
64
When leaving a movie theater, a person notices the sidewalk is wet and assumes it rained during the movie. They made an:
Hypothesis
Observation
Prediction
Inference
65
The picture below is showing which of the following:
Polysaccharide
Phospholipid
Amino Acid
Nucleotide
66
Uncontrolled production of cell division proteins will most likely result in
the formation of cancer cells
healthy cells
the transfer of cell division proteins called cyclins
an increase in mitochondria within the cell
67
The chemical colchicine disrupts cell division. Which cell process would stop if this chemical were added to human cells
endocytosis
mitosis
meiosis
active transport
68
Which cell contains membrane-bound organelles?
Neither
Both
Eukaryotic
Prokaryotic
69
Which macromolecule functions in storing and transmitting the instructions to make proteins?
Lipids
Carbohydrates
Proteins
Nucleic Acids
70
The green plants in this food web contain 23,333 kCal of energy. How much energy will the secondary consumer receive?
2,333.3 kCal
23,333 kCal
233.3 kCal
23.3 kCal
71
The illustration shows the formation of molecule "A" from the joining of amino acids 1 and 2. Molecule "A" is a(n):
Polypeptide
Disaccharide
Nucleic Acid
Fatty Acid
72
When a cell is placed in this solution, water enters the cell by osmosis more than it exits the cell.
Hypertonic
None of these
Isotonic
Hypotonic
73
Kayla had a breakfast that consisted of toast with cinnamon and sugar. Which macromolecule did she consume the most of?
Carbohydrate
Protein
Nucleic Acid
Lipids
74
What does "B" represent in the image below?
Active Site
Enzyme
Substrates
Product
75
The small intestine has a pH greater than 7. When gastric protease enters, the activity of gastric protease will...
increase
remain the same
increase at first, then decrease
decrease
76
Which statement provides the best explanation for the difference in biomass of organisms found at each trophic level?
Organisms at higher levels have less energy available than lower levels
Organisms at lower levels have less energy than organisms at higher levels
Organisms at lower levels outcompete organisms at higher levels
Organisms at higher levels require smaller habitats than lower levels
77
Which organelle hugs the nucleus and has ribosomes attached to it?
Cell Wall
Rough ER
Vacuole
Smooth ER
78
What does "A" represent in the image below?
Enzyme
Substrates
Product
Active Site
79
Which cell has ribosomes?
Prokaryotic
Eukaryotic
Neither
Both
80
Amylase speeds up the reaction in which starch is broken down into glucose. What kind of molecule is amylase?
Nucleic Acid
Enzyme
Lipid
Steroid
81
The concentration of solutes is lower in the solution than the cell.
None of these
Hypotonic
Hypertonic
Isotonic
82
Which of the following statements is NOT true regarding fermentation?
Fermentation is an aerobic process
Fermentation includes alcoholic fermentation and lactic acid fermentation
Fermentation is an anaerobic process
Fermentation is an inefficient process
83
Lactic Acid Fermentation produces how many ATP?
2
36
30
1
84
Which organelle contains digestive enzymes to break down harmful substances?
ER
Golgi
Lysosomes
Cell wall
85
O2 is the final electron acceptor for this step in cellular respiration:
ETC
Glycolysis
Krebs Cycle
Alcoholic Fermentation
86
Which organelle serves as a semi-permeable boundary between the cell and its environment?
Cell membrane
Cilia
Nucleus
Ribosome
87
What is the optimum pH for the action of the enzyme intestinal protease?
12
5
10
8
88
When placed in this solution, the cell shrinks.
Hypertonic
Hypotonic
None of these
Isotonic
89
Which cell is always unicellular?
Prokaryotic
Neither
Eukaryotic
Both
90
Which step of photosynthesis makes oxygen?
Dark Reactions
Krebs Cycle
Light Reactions
Glycolysis
91
Which statement best describes the process of osmosis in an animal cell?
Water molecules move across the membrane untile solute conc. are equal
Sugar molecules move across the plasma membrane in order to gain energy
Ions move across the plasma membrane until the inside of the cell is higher
Enzymes move across the membrane until the cell has completed metabolism
92
The process of cellular respiration:
breaks down food molecules to release stored energy
uses sunlight to create food
is performed only by organisms that are incapable of photosynthesis
must occur before plants are able to carry out photosynthesis
93
Which of the following is NOT true of cancer?
cancer is generated by uncontrolled cell growth
cancer can create tumors, which can be malignant or benign
cancer always results in apoptosis of the cells
cancer can be caused by carcinogen exposure or passed from parent to child
94
Which cell has a cytoplasm?
Eukaryotic
Both
Neither
Prokaryotic
95
During which phase of mitosis do sister chromatids separate from each other?
metaphase
telophase
prophase
anaphase
96
Starch is made up of long strands of the monosaccharide glucose. Which below best describes the structure of starch?
Phospholipid
Polysaccharide
Disaccharide
Protein
97
Capillary action is a property of water. What is an example of capillary action?
A drop of rain water on a leaf
Salt dissolving in a glass of water
An insect sitting on top of the water's surface
Water being pulled up from a plant's roots to its leaves
98
If a cell needs to spend energy, an ADP molecule is created. What has occurred that allows this ADP molecule to exist?
ATP gains a nucleotide
ATP loses a phosphate
ATP gains a phosphate
ATP binds to a ribose
99
Which organelle is critical for cell division?
vesicles
centrioles
vacuoles
lysosomes
100
Students created note cards comparing characteristics of eukaryotic and prokaryotic cells. Which below is correct?
C
D
B
A

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