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Worksheets

PMA 2 Review Fall 2023

Total questions: 125

Worksheet time: 3hrs 36mins

Name
Class
Date
1.
Which macromolecule/monomer combination is incorrect?
a)
Nucleic Acid/Nucleotide
b)
Carbohydrates/Monosaccharides
c)
Proteins/Amino Acids
d)
Lipids/Glucose
2.
Which of the following is an example of a lipid?
a)
Bread
b)
DNA
c)
Oil
d)
Steak
3.
What is the job of the molecule shown?
a)
Long-term energy storage
b)
Short-term energy storage
c)
Stores genetic information and directs all cell activities
d)
Speeds up chemical reactions by lowering activation energy
4.
What is the function of the molecule shown?
a)
Long-term energy storage
b)
Short-term energy storage
c)
Stores genetic information and directs cell activities
d)
Speeds up chemical reactions by lowering activation energy
5.
What is the function of the molecule shown?
a)
Long-term energy storage
b)
Short-term energy storage
c)
Stores genetic information and directs cell activities
d)
Speeds up chemical reactions by lowering activation energy
6.
What is the function of an enzyme?
a)
Short-term energy
b)
Long-term energy
c)
Stores genetic information and directs cell activities
d)
Speeds up chemical reactions by lowering activation energy
7.
Carbohydrates have which elements?
a)
Carbon, Hydrogen, & Oxygen
b)
Carbon, Hydrogen, Oxygen and Nitrogen
c)
Carbon, Hydrogen, Oxygen, Nitrogen and Phosphorous
d)
Carbon & Hydrogen
8.
Proteins have which elements?
a)
Carbon, Hydrogen, & Oxygen
b)
Carbon, Hydrogen, Oxygen and Nitrogen
c)
Carbon, Hydrogen, Oxygen, Nitrogen and Phosphorous
d)
Carbon & Hydrogen
9.
Lipids have which elements?
a)
Carbon, Hydrogen, & Oxygen
b)
Carbon, Hydrogen, Oxygen and Nitrogen
c)
Carbon, Hydrogen, Oxygen, Nitrogen and Phosphorous
d)
Carbon & Hydrogen
10.
Nucleic Acids have which elements?
a)
Carbon, Hydrogen, & Oxygen
b)
Carbon, Hydrogen, Oxygen and Nitrogen
c)
Carbon, Hydrogen, Oxygen, Nitrogen and Phosphorous
d)
Carbon & Hydrogen
11.
What is the job of the molecule shown?
a)
Long-term energy storage
b)
Short-term energy storage
c)
Stores genetic information and directs cell activities
d)
Structure and enzymes
12.
Which of the following is an example of a nucleic acid?
a)
DNA
b)
Oils
c)
Bread
d)
Glycerol
13.
What is the monomer for the following structure?
a)
Monosaccharide
b)
Triglyceride (Glycerol & Fatty Acids)
c)
Amino Acids
d)
Nucleotides
14.
What is the monomer for the following structure?
a)
Monosaccharide
b)

Glycerol & Fatty Acids

c)
Amino Acids
d)
Nucleotides
15.
What is the monomer for the following structure?
a)
Monosaccharide
b)
Triglyceride (Glycerol & Fatty Acids)
c)
Amino Acids
d)
Nucleotides
16.
What is the monomer for the following structure?
a)
Monosaccharide
b)
Triglyceride (Glycerol & Fatty Acids)
c)
Amino Acids
d)
Nucleotides
17.
All of water's unique structures are due to what?
a)
Its polarity & Hydrogen Bonding
b)
Its polarity & ionic bonding
c)
Its non-polarity & hydrogen bonding
d)
Its non-polarity & ionic bonding
18.
Oxygen is polar, this is due to oxygen being __________ and the hydrogen being ____________ in charge.
a)
Positive; positive
b)
Positive; negative
c)
Negative; negative
d)
Negative; positive
19.
Which of the following properties of water allow water molecules to attract to each other?
a)
Adhesion
b)
Cohesion
c)
Less Dense as a Solid
d)
High Specific Heat
20.
Which of the following properties of water allow water molecules to attract to other molecules?
a)
Adhesion
b)
Cohesion
c)
Less Dense as a Solid
d)
High Specific Heat
21.
Floating ice insulates lakes so organisms can live due to which property of water?
a)
Universal Solvent
b)
High Heat of Vaporization
c)
Less Dense as a Solid
d)
High Specific Heat
22.
This property of water causes water to resist temperature change keeping the environment warmer
a)
High Specific Heat
b)
Universal Solvent
c)
High Heat of Vaporization
d)
Less Dense as a Solid
23.
This property of water produces evaporative cooling from your body surface as you sweat.
a)
High Specific Heat
b)
Universal Solvent
c)
High Heat of Vaporization
d)
Less Dense as a Solid
24.
This property of water dissolves many compounds such as carbohydrates and some proteins
a)
High Specific Heat
b)
Universal Solvent
c)
High Heat of Vaporization
d)
Less Dense as a Solid
25.
What property of water allows water to be a universal solvent?
a)
Purity
b)
High Heat of Vaporization
c)
Expansion Upon Freezing
d)
Polarity
26.
When an enzyme is denatured, what is happening?
a)
At high temperatures, the shape of the enzyme is altered so it functions better
b)
At high temperatures, the enzyme changes to a macromolecule
c)
At high temperatures, the shape of the enzyme is altered so it cannot function properly
d)
At high temperatures, the enzyme changes to a monomer
27.
What is happening in this image?
a)
Rate of reaction is very slow
b)
Rate of reaction increases with temperature
c)

The enzyme doesn't work at 0 degree Celsius

d)
The enzyme denatured at about 45 degrees celsius
28.
You want to see if plants grow better when they are exposed to classical music. You take 4 identical plants, potted in the same containers, under the same conditions. The only difference is that 2 plants will be exposed to classical music as they grow. The other will be exposed to no music. After 2 weeks, you compare the growth rates.
What is the independent variable?
a)
The plants
b)
The growth rate
c)
The music
d)
The containers
29.
You want to see if plants grow better when they are exposed to classical music. You take 4 identical plants, potted in the same containers, under the same conditions. The only difference is that 2 plants will be exposed to classical music as they grow. The other will be exposed to no music. After 2 weeks, you compare the growth rates.
What is the dependent variable?
a)
The plants
b)
The growth rate
c)
The music
d)
The containers
30.

The red line in this graph represents a chemical reaction that is

a)

colder than the black line

b)

with an enzyme

c)

without an enzyme

d)

hotter than the black line

31.

The activation energy of the enzyme catalyzed reaction is represented by

a)

a

b)

b

c)

c

d)

a + c

32.

Can a theory become a law?

a)

Yes, with enough evidence a theory can become a law.

b)

No, a theory can't tell you how fast to go on a road.

c)

Yes, they are basically the same thing anyway

d)

No, a theory is why and a law is how. One cannot become the other.

33.

Which of the following is the correct equation for photosynthesis?

a)

sunlight + H20 + CO2 ----> C6H12O6 + O2

b)

sunlight + H20 + O2 -------> C6H12O6 + CO2

c)

ATP + C6H12O6 + O2 ---------> H20 + CO2

d)

C6H12O6 + O2 -------> ATP + H2O + CO2

34.

Which of the following is the correct equation for cellular respiration?

a)

sunlight + H20 + CO2 ----> C6H12O6 + O2

b)

sunlight + H20 + O2 -------> C6H12O6 + CO2

c)

ATP + C6H12O6 + O2 ---------> H20 + CO2

d)

C6H12O6 + O2 -------> ATP + H2O + CO2

35.

What part of the plant is being identified at point A?

a)

Stigma

b)

Anther

c)

Ovary

d)

Style

36.

What part of the plant is being identified at point B?

a)

Stigma

b)

Anther

c)

Ovary

d)

Style

37.

What part of the plant is being identified at point C?

a)

Pistil

b)

Receptacle/Stem

c)

Sepal/Leaves

d)

Petal

38.

What part of the plant is being identified at point D?

a)

Pistil

b)

Receptacle/Stem

c)

Sepal/Leaves

d)

Ovary

39.

What part of the plant is being identified at points A, E & G

a)

Pistil

b)

Stamen

c)

Sepal

d)

Anther

40.

What part of the plant is being identified at points H & B

a)

Pistil

b)

Stamen

c)

Sepal

d)

Stigma

41.

ATP & ADP both play a role in cellular respiration involving energy. How are these two molecules related?

a)

ADP breaks down to produce ATP and a phosphate group, releasing energy

b)

ATP breaks down to produce ADP and a phosphate group, releasing energy

c)

Adding a phosphate group to ATP produces ADP and releases energy

d)

Adding a phosphate group to ADP produces ATP and releases energy

42.

How is photosynthesis and cellular respiration interrelated?

a)

The products of photosynthesis become the reactants of cellular respiration

b)

The products of photosynthesis become the products of cellular respiration

c)

The reactants of photosynthesis become the products of cellular respiration

d)

The reactants of photosynthesis become the reactants of cellular respiration

43.

Which organelle is the location of photosynthesis?

a)

Cytoplasm

b)

Nucleus

c)

Mitochondria

d)

Chloroplast

44.

Which organelle is the location of aerobic cellular respiration?

a)

Cytoplasm

b)

Nucleus

c)

Mitochondria

d)

Chloroplast

45.

True or False: photosynthesis stores energy

a)

True

b)

False

46.

True or False: cellular respiration releases energy

a)

True

b)

False

47.

Which of the following is the male reproductive organ in plants?

a)

Pistil

b)

Sepal

c)

Petal

d)

Stamen

48.

Which of the following is the female reproductive organ in plants?

a)

Pistil

b)

Sepal

c)

Petal

d)

Stamen

49.

What type of tissue allows for plants to grow rapidly at the tips of their roots and stems?

a)

Ground

b)

Meristematic

c)

Dermal

d)

Vascular

50.

What type of tissue allows for plants to deliver dissolved nutrients throughout the plant?

a)

Ground

b)

Meristematic

c)

Dermal

d)

Vascular

51.

What type of tissue makes up the plant's outer protective structures?

a)

Ground

b)

Meristematic

c)

Dermal

d)

Vascular

52.

Which plant structure transports food throughout the plant?

a)

Pistil

b)

Stamen

c)

Xylem

d)

Phloem

53.

Which plant structure transports water throughout the plant?

a)

Pistil

b)

Stamen

c)

Xylem

d)

Phloem

54.

Which plant structure is the site of gas exchange?

a)

stoma/stomata

b)

stigma

c)

style

d)

stamen

55.

True or False: photosynthesis takes place in the leaves

a)

True

b)

False

56.

The glucose made during photosynthesis is an example of what macrmolecule?

a)

Lipid

b)

Protein

c)

Nucleic Acid

d)

Carbohydrate

57.

Which of the following occurs when an athlete runs out of oxygen during a workout?

a)

Without enough oxygen, the athlete's muscle cells will switch to aerobic respiration which makes 36 ATP

b)

Without enough oxygen, the athlete's muscle cells will switch to anaerobic respiration which makes 2 ATP using the lactic acid made by the body

c)

Without enough oxygen, the athlete's muscle cells will switch to aerobic respiration which makes 2 ATP

d)

Without enough oxygen, the athlete's muscle cells will switch to anaerobic respiration which makes 36 ATP using the lactic acid made by the body

58.

Which organelle is the location of anaerobic cellular respiration?

a)

Cytoplasm

b)

Nucleus

c)

Mitochondria

d)

Chloroplast

59.

True or False: cellular respiration creates energy

a)

True

b)

False

60.

True or False: photosynthesis creates energy

a)

True

b)

False

61.

What type of tissue stores glucose in plants?

a)

Meristematic

b)

Dermal

c)

Ground

d)

Vascular

62.

Water that enters the plant can be used in which two processes?

a)

Photosynthesis and Transpiration

b)

Transpiration and Cellular Respiration

c)

Photosynthesis and Cellular Respiration

d)

Cellular Respiration and Capillary Action

63.
Movement of particles from high to low concentration. 
a)
Passive Transport
b)
Active Transport
64.
Osmosis is a form of ______________. 
a)
Passive Transport
b)
Active Transport
65.
a)
Passive Transport
b)
Active Transport
66.
a)
Passive Transport
b)
Active Transport
67.
Solutes move with the concentration gradient, therefore no energy is used. 
a)
Passive Transport
b)
Active Transport
68.
Movement of materials from high to low concentration through a protein channel. 
a)
Passive Transport
b)
Active Transport
69.
a)
Passive Transport
b)
Active Transport
70.
a)
Passive Transport
b)
Active Transport
71.
a)
Passive Transport
b)
Active Transport
72.
ATP is a form of energy.
a)
Passive Transport
b)
Active Transport
73.
Solutes move against the concentration gradient, therefore energy is needed
a)
Passive Transport
b)
Active Transport
74.
What is it called when molecules move across the cell membrane from an area of high concentration to an area of low concentration through a carrier protein?
a)
Diffusion
b)
Osmosis
c)
Active Transport
d)
Facilitated Diffusion
75.
What organelle is responsible for letting materials into and out of the cell?
a)
Cell membrane
b)
Mitochondria
c)
Nucleus
d)
Nucleolus
76.
Which structure do eukaryotic cells have that prokaryotic cells do not have?
a)
Ribosomes
b)
Nucleus
c)
Cell Membrane
d)
DNA
77.
I am looking through a microscope and see a cell wall, large central vacuole, and a nucleus.  I am looking at a...
a)
Plant cell
b)
Animal Cell
c)
Bacteria
d)
Prokaryotic Cell
78.
Bacteria cells are this type of cell.
a)
Eukaryotic Cell
b)
Animal Cell
c)
Plant Cell
d)
Prokaryotic Cell
79.
The powerhouse of the cell is the______. It converts energy from food into energy the cell can use.
a)
Mitochondrion
b)
Golgi body
c)
Nucleus
d)
Ribosomes
80.
This organelle is responsible for protein synthesis.
a)
Golgi complex
b)
Mitochondrion
c)
Chromosomes
d)
Ribosomes
81.
This cell part is in ALL cells, prokaryotic and eukaryotic.
a)
Chloroplasts
b)
Chromosomes
c)
Ribosome
d)
Mitochondria
82.
Plants perform photosynthesis through this organelle. It captures energy from the sun and uses it to produce food for the cell.
a)
Chlorophyll
b)
Chloroplasts
c)
Mitochondria
d)
Golgi Apparatus
83.
This structure is only in plant cells. It is outside of the cell membrane and adds more support/structure to the plant.
a)
Cell membrane
b)
Cell Nucleus
c)
Cell Wall
d)
Endoplasmic Reticulum
84.
Prokaryotic organisms...
a)
are single celled organisms that do not have a nucleus or membrane bound organelles
b)
a protective layer that covers the the cells surface and acts as a barrier
c)
is the smallest unit that can perform all the processes necessary for life
d)
can be single cells or multicellular, have a nucleus, and have membrane bound organelles
85.
What packages proteins to be transported out of the cell?
a)
Golgi body
b)
ER
c)
ribosome
d)
mitochondria
86.
Which organism listed below is a prokaryote?
a)
dog
b)
human
c)
sunflower
d)
bacteria
87.
Which of the following correctly matches an organelle with its function?
a)
lysosome; digests worn out cell parts
b)
vacuole; makes energy for the cell
c)
ribosome; synthesizes lipids
d)
Golgi complex; synthesizes proteins
88.
Name structure #5.
a)
rough endoplasmic reticulum
b)
smooth endoplasmic reticulum
c)
Golgi complex
d)
cytoplasm
89.
Name structure #2.
a)
rough endoplasmic reticulum
b)
nucleus
c)
vesicle
d)
cytoplasm
90.
Name structure #6.
a)
rough endoplasmic reticulum
b)
Golgi complex
c)
smooth endoplasmic reticulum
d)
cytoplasm
91.
Name structure #9.
a)
rough ER
b)
mitochondria
c)
smooth ER
d)
cell wall
92.
This image was taken using which type of microscope?
a)
compound light microscope
b)
scanning electron microscope
c)
dissecting microscope
d)
transmission electron microscope
93.
The cell membrane is semi-permeable.  Semi-permeable means...
a)
water passes through the membrane without using energy
b)
materials move from areas of high concentration to low concentration
c)
materials move from areas of low concentration to high concentration
d)
some materials can freely pass through the membrane while others cannot 
94.
One day, cell theory will become the law of cells, is NOT a true statement because...
a)
scientific theories will never become scientific laws
b)
only scientific laws can become scientific theories
c)
it will likely be proven incorrect one day
d)
scientific theories only become scientific laws if enough time passes
95.
My cell moves a material against the concentration gradient from an area of low concentration to an area of high concentration.  This type of transport across the membrane is called...
a)
passive transport
b)
osmosis
c)
active transport
d)
diffusion
96.
I place a cell in a high concentration of salt water.  What do I expect to happen?
a)
the cell will expand as water will move into the cell
b)
the cell will stay the same
c)
the cell will shrink as water moves out of the cell
d)
the cell will divide
97.
Enzymes help to speed up a chemical reaction by...
a)
increasing the activation energy
b)
increasing the substrate
c)
decreasing the activation energy
d)
increasing the amount of products
98.
Which of the following is NOT part of cell theory?
a)
All cells come from existing cells.
b)
The cell is the basic unit of structure of all living organisms.
c)
Cells form through spontaneous generation.
d)
All organisms are made of one or more cells.
99.
This image shows the structure that belongs to a ______ . I know this because _______ .
a)
protein; of its hexagonal ring structure
b)
lipid; of its hexagonal ring structure
c)
carbohydrate; of its hexagonal ring structure
d)
nucleic acid; of its hexagonal ring structure
100.
The green curve in the graph shows what?
a)
the rate of the reaction in the presence of an enzyme
b)
the rate of the reaction in the presence of a substrate
c)
the rate of a reaction without an enzyme
d)
the rate of the reaction if the enzyme is denatured
101.
This image is the monomer for which of the following?
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
102.
Water's high specific heat causes water to...
a)
stick to itself
b)
stick to other substances
c)
heat and cool very slowly
d)
heat and cool very quickly
103.
Water is known as the universal solvent because it is...
a)
pure
b)
polar
c)
cohesive
d)
adhesive
104.
Water is moving out of the cell in image part C (hypertonic solution) because...
a)
the amount of salt on the inside of the cell is higher than on the outside of the cell
b)
the amount of salt on the outside of the cell is higher than on the inside of the cell
c)
the amount of water inside and outside of the cell is equal
d)
the amount of water outside the cell is higher than inside the cell
105.
Energy is released from ATP when _______________________.

a)
a phosphate group is added
b)
adenine bonds to ribose
c)
a phosphate group is removed
d)
ATP is exposed to sunlight
106.

What would not be a benefit to genetically modifying an organism?

a)

Larger crops

b)

Crops needing less water

c)

Crops growing faster

d)

Crops needing more water

107.

A negative outcome of cloning would be?

a)

Less genetic diversity

b)

More genetic diversity

c)

Studying genetic disorders

d)

Reducing greenhouse gases

108.

How were scientists able to create bioluminescent cats?

a)

Genetic code is universal

b)

Cats were predisposed to be able to glow

c)

Scientists found that cats and jellyfish are closely related

d)

Bioluminescence can be gained through an injection

109.

The discipline dealing with what is good and bad, and with moral duty and obligation.

a)

Biotechnology

b)

Ethics

c)

Genetic Engineering

d)

Bioremediation

110.

If a farmer asked the ethical question "What are the long-term effects of creating crops that are immune to pesticides and diseases?" what topic would they discussing?

a)

GMOs

b)

Cloning

c)

DNA fingerprinting

d)

Gene therapy

111.

Which statement is NOT an ethical concern about Genetically Modified Organisms (GMOs)?

a)

farmers will be able to improve their farms and make more money

b)

the long-term effects of these foods are unknown

c)

a decrease in genetic diversity of plants

d)

genes for pesticide resistance might transfer to weeds by cross-pollination

112.

What do scientists hope to accomplish through stem cell research?

a)

Cloning humans

b)

Developing vaccines for lead poisoning

c)

Growing organs for transplant surgery

d)

Developing restriction enzymes to cut DNA

113.

Considering some of the ethical issues surrounding the use of DNA technology, which is a way gene therapy impacted society?

a)

by mapping the genetic make-up of non-living objects

b)

by engineering genes to be able to replace a person’s DNA

c)

by using genes in psychiatry to provide therapy to patients

d)

by correcting genetic disorders with insertion of normal genes

114.

Observe the image and use the information to answer the following question.


As toxins are passed up through the food chain they tend to accumulate. This is known as biomagnification and is represented by the diagram shown above. An example of how these toxins enter the environment is building a golf course along the coastline in Hawaii. During the heavy rain, pesticides used to maintain the grass are carried by runoff from the golf course to the nearby ocean.

Based off the given scenario, which of the following marine organisms from the coral reef ecosystem will contain the most toxins?

a)

Phytoplankton (Primary consumer)

b)

Small bony fish (Secondary consumer)

c)

Whitetip Reef Shark (Tertiary consumer)

d)

Zooplankton (Primary consumer)

115.

A region of the country is rapidly growing in population, causing the demand for electricity to go up each year. As a result, a new source of electricity is needed. This particular region of the country has plenty of agriculture, rivers, and access to coal deposits underground. Which of the following would be the cheapest way for this region of the country to make electricity, have minimal impact on the environment, yet not add carbon dioxide to the atmosphere?

a)

Build dams along the rivers to generate electricity

b)

Build a nuclear power plant in the middle of the region

c)

Use the coal deposits to generate electricity in a few coal fired facilities

d)

Use the agriculture biomass to generate a renewable fuel that can be burned to generate electricity

116.

What would be the most likely result of cutting down a rainforest and planting a coffee crop?

a)

an increase in photosynthetic activity

b)

an increase in available fresh water

c)

a decrease in erosion

d)

a decrease in biodiversity

117.

The number of pythons found throughout Everglades National Park has increased in recent years. These huge snakes are not native to Florida and are believed to have been released into the wild by pet owners. Wildlife biologists have initiated attempts to capture and remove these pythons. Which statement best explains the biologists' reasons for removing these pythons from the Everglades?

a)

The pythons could upset the territorial boundaries of native organisms.

b)

The pythons could adapt to overcome diseases common to native snakes.

c)

The pythons could prey on native organisms and cause native population to decline.

d)

The pythons could begin to interbreed with native snakes and produce a more successful species.

118.

Complete burning of plant material returns carbon primarily to the

a)

Herbivores

b)

Water

c)

Vegetation

d)

Atmosphere

119.

In a process called transpiration, plants get rid of excess water through pores in the leaves called stomata. This excess water is then released into the atmosphere as part of the water cycle. Which of the following terms best describes how the released water enters the atmosphere?

a)

condensation

b)

precipitation

c)

evaporation

d)

capillary action

120.

The framework of organic molecules essential to all organisms is composed mainly of carbon atoms. Which processes are involved in the cycling of carbon within an environment?

a)

photosynthesis and respiration

b)

evaporation and condensation

c)

transcription and translation

d)

diffusion and transpiration

121.
Carbon dioxide is added to the atmosphere by
a)
Burning fossil fuels 
b)
Cellular respiration
c)
Decomposing organic matter
d)
All answers are correct
122.
Identify the cycle pictured.
a)
The Water cycle
b)
The Carbon cycle
c)
The Nitrogen cycle
d)
This is not a correct diagram of any cycle.
123.
When water leaves a plant through small openings called stomata
a)
Precipitation
b)
Condensation
c)
Transpiration
d)
Perspiration
124.
Which phrase about fermentation is correct?
a)
takes place without oxygen
b)
uses electron transport chain
c)
only occurs in bacteria
d)
is an aerobic process
125.

Yeast is a unicellular fungus that is used by bakers to make bread rise. Under certain conditions, yeast will release ethanol and carbon dioxide through a chemical reaction that can be seen below.

 

Glucose --> Ethyl Alcohol + CO2 + 2ATP

 

The ethanol that is produced evaporates during the baking process and the carbon dioxide causes the bread to rise. What biological process is yeast undergoing that causes bread to rise? 

a)

transpiration

b)

photosynthesis

c)

aerobic cellular respiration

d)

anaerobic cellular respiration