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AIMS Review

Total questions: 40

Worksheet time: 4hrs 30mins

Name
Class
Date
1.

The table below shows the number of unprovoked shark attacks on humans in 5 states.

What is the mean number of unprovoked shark attacks in the 5 states?

a)

47

b)

85

c)

127

d)

152

2.
Which of the following statements about scientific theories is not correct?
a)
Theories have been rested many times. 
b)
Theories are incomplete, temporary ideas.
c)
Theories are inferred explanations, strongly supported by evidence.
d)
Theories explain a range of observations and are used to make predictions. 
3.
A professor of molecular biology has completed an experiment on mutations. The results indicate that the current understanding of how mutations occur is incomplete. Which is the most appropriate way to share the results of this experiment?
a)
Hold a press conference
b)
Publish the results in a scientific journal
c)
Send the results to newspapers and magazines
d)
Share the results with classes of university students
4.
Teresa placed 1.0g of dry yeast in a 10% solution of dextrose and measured the amount of carbon dioxide released at 5 minute intervals. Teresa collected the data and graphed the results. All data points are accurately plotted. 
Which of the following changes should Teresa make to better communicate the results?
a)
Add units to the label of the independent variable
b)
Include a legend that shows the type of solution used
c)
Label the x axis to display the time increments of five
d)
Scale the y-axis to end at the greatest respiration rate (94mL)
5.
A student completed an experiment that compared the amount of nitrogen given to a tomato plant to how many tomatoes the plant produced. Which of the following is the best axis label and placement for the independent variable? 
a)
Amount of nitrogen given (in kilograms), x-axis
b)
Amount of nitrogen given (in meters), y-axis
c)
Amount of tomatoes produced (in kilograms), x-axis
d)
Amount of tomatoes produced (in meters), y-axis
6.
Scientists have collected data that indicate Earth’s temperature is in a warming trend. Many scientists believe this temperature increase may be caused by an increase in the amount of carbon dioxide in the atmosphere. The graph below shows the changes in global temperature and carbon dioxide levels from 1980 to 2005.
Based on the data in the graph, which of the following is the best prediction of what the carbon dioxide level will be in the year 2020?
a)
375 parts per million
b)
385 parts per million
c)
395 parts per million
d)
405 parts per million
7.
Which hypothesis is best supported by the overall data trends in the graph?
a)
As the carbon dioxide level rises, temperature rises
b)
As the carbon dioxide level rises, temperature falls
c)
As the carbon dioxide level rises, the ocean level rises
d)
As the carbon dioxide level rises, the ocean level falls
8.
The discovery of which of the following has most directly led to advances in the identification of suspects in criminal investigations and in the identification of genetic diseases?
a)
antibiotics
b)
cell structure
c)
DNA structure
d)
sterile procedures
9.
Darwin’s theory states that evolutionary changes occur gradually over a long period of time. However, scientists have recently discovered that some mutations lead to rapid and dramatic changes in a short period of time. What does this discovery suggest about Darwin’s theory?
a)
it may need to be modified
b)
it should be discarded as incorrect
c)
it is supported by modern and historical species
d)
it is correct in it original form about all species
10.
In recent years, cattle producers have used growth hormones to increase the rate of growth in their cattle. Which statement does not support the use of growth hormones in cattle? 
a)
Using these hormones might cause an increase in reproduction in cattle
b)
Using these hormones might increase creation of lean muscle on the cattle
c)
Using these hormones might cause meat products from the cattle to be unsafe to eat
d)
a.  Using these hormones might increase beef production and lower prices of beef products
11.
The percentage of severely overweight children in the United States has been steadily increasing since 1970. Being severely overweight has been linked to an increase in the probability that a person will develop diabetes and heart disease. If the percentage of severely overweight children continues to rise, which of the following is the most likely outcome?
a)
More people will have heart disease and diabetes
b)
Fewer people will be overweight and have heart disease
c)
Fewer people will be overweight, and fewer people will have heart disease
d)
More people will have diabetes, and fewer people will have heart disease
12.

Which structure is outside the nucleus of a cell and contains DNA?

a)

chromosome

b)

gene

c)

mitochondrion

d)

vacuole

13.

The genome of a goldfish contains 96 chromosomes. How many chromosomes will each daughter cell have after mitosis of a goldfish cell is complete?

a)

24

b)

48

c)

96

d)

192

14.
Which of the following is the template for the production of RNA within a cell?
a)
DNA
b)
ATP
c)
protein
d)
carbohydrate
15.
What molecules do both DNA and RNA contain?
a)
uracil
b)
thymine
c)
nucleotides
d)
deoxyribose
16.
Which sequence of DNA bases would pair with the ones shown in the partial strand below? 
ATG  TGA  CAG
a)
ATG   TGA   CAG
b)
TAC   ACT   GTC
c)
GTA   AGT   GAC
d)
CAT   TCA   CTG
17.
In fruit flies, the allele for red eyes (R) is dominant and the allele for sepia eyes (r) is recessive. A female fly has red eyes. How can you determine the female fly’s genotype? 
a)
Mate the female with a male with red eyes. If any of the offspring have sepia eyes, she must be RR. 
b)
Mate the female with a male with red eyes. If any of the offspring have red eyes, she must be Rr. 
c)
Mate the female with a male with sepia eyes. If any of the offspring have sepia eyes, she must be Rr. 
d)
Mate the female with a male with sepia eyes. If any of their offspring have red eyes, she must be RR. 
18.
The graph below shows the population of mice living in a certain area over a fifteen year period. 

Which numeral on the graph points to a time when the birth rate exceeded the death rate of the mice?
a)
I
b)
II
c)
III
d)
IV
19.
A termite population was sprayed with a certain brand of insecticide (insecticide = spray to kill insects). After being sprayed, the number of surviving termites within the population were counted an recorded as a percentage of the total. This process was repeated until a total of six generations of termites had been sprayed. The results are shown in the table below. 
By the 6th generation, the insecticide was only killing 20% of the termite population. Which statement best explains why later generations had higher percentages of termites that survived?
a)
Earlier generations had several members that were old and weak
b)
Earlier generations had smaller number of termites than later generations
c)
Later generations were able to live through the spraying because they were used to it
d)
Later generations were the offspring of termites from earlier generations that were more resistant to the spraying
20.
Which statement about fossils could be used as evidence that evolution by natural selection has been in effect for millions of years?
a)
Fossils found in higher layers of rock are older than those found in lower layers
b)
Fossils found in lower layers of rock are more complex than those found in higher layers
c)
Fossils of current species have been found throughout rock layers that are billions of years old
d)
Fossils of species that no longer exist but are ancestors of current species have been found in rock layers
21.
When populations with separate ancestors adapt in similar ways to similar environmental demands (e.g., "flippers" in whales and penguins), it is referred to as
a)
vestigial structures
b)
natural selection
c)
convergent evolution
d)
coevolution 
22.
A tree frog population lives in the canopy of a tropical rain forest. In this tree frog population, a mutation occurs that results in a new allele for skin coloration causing stripes on their legs.
 Which of the following factors has the greatest effect on whether leg striped will become more common in the tree frog population?
a)
If enough food and water is available in the rain forest canopy for the tree frog population
b)
If the new allele for stripes increases the survival of the tree frogs in their environment
c)
If the new allele for stripes is recessive in the tree frog population
d)
If the reproduction rate of the tree frog population remains constant over time
23.
Which molecule supplies the energy for cellular functions?
a)
ATP
b)
oxygen
c)
DNA
d)
water
24.
Which list shows different levels of organization within a population ordered from least to most complex?
a)
Organ systems, organs, organelles, organisms
b)
Organelles, organs, organ systems, organisms
c)
Organisms, organ systems, organs, organelles
d)
Organs, organelles, organisms, organ systems
25.
Which of the following would most likely occur to the populations within the community of organisms immediately after a wildfire burns the environment?
a)
Hawks would increase and foxes would increase
b)
Hawks would decrease and foxes would increase
c)
Meadow plants would increase and rabbits would decrease
d)
Meadow plants would decrease and rabbits would decrease
26.
Which statement best describes what will happen if the population of herbivores in the community decreases?
a)
The population of foxes will increase
b)
The population of hawks will increase
c)
The population of rabbits will increase
d)
The population of meadow plants will increase
27.
Which statement best describes the flow of energy as it passes through the organisms in the pyramid?
a)
Energy flows through the organisms from bottom to top and increases at each level
b)
Energy flows through the organisms from bottom to top and decreases at each level
c)
Energy flows through the organisms from top to bottom and increases at each level
d)
Energy flows through the organisms from top to bottom and decreases at each level
28.
Which of the following organisms can transform light energy into chemical energy?
a)
Organism 1
b)
Organism 4
c)
Organism 7
d)
Organism 9
29.
If a disease killed all of organism 2, which of the following organisms would be most affected?
a)
Organism 3
b)
Organism 7
c)
Organism 8
d)
Organism 9
30.

Which of the following represents arrow Z?

a)

condensation

b)

evaporation

c)

precipiration

d)

transpiration

31.

Pasturelands in Africa are capable of supporting humans and large numbers of wild herbivores, such as cattle, antelope, and zebras. Tsetse flies also live in pasturelands. Many tsetse flies are infected with sleeping sickness, an illness that can be deadly for humans and cattle if bitten by the flies. If a vaccine against sleeping sickness were developed and used in Africa, which of the following would most likely be an immediate result?

a)

human population density would increase

b)

zebra population density would decrease

c)

tsetse fly population density would increase

d)

cattle populations density would decrease

32.

Thomas Hunt studied the eye color of fruit flies and found eye color did not follow the type of inheritance Mendel had described. Hunt later developed an alternative explanation for inheritance of fruit fly eye color. What does this show about the nature of science?

a)

Scientists must ignore rules of evidence.

b)

Scientific advancements have affected society.

c)

Scientific theories are never questioned once they have been accepted.

d)

Scientists continue to investigate and critically analyze aspects of theories.

33.

The following sequences are all involved in the synthesis and structure of proteins. Which sequence leads most directly to the form and function of a protein?

a)

DNA base sequence

b)

tRNA base sequence

c)

amino acid sequence

d)

mRNA base sequence

34.

Which phrase best describes osmosis?

a)

movement of water across a membrane from an area of high water concentration to an area of low water concentration

b)

movement of water across a membrane from an area of low water concentration to an area of high water concentration

c)

movement of glucose across a membrane from an area of high glucose concentration to an area of low glucose concentration

d)

movement of glucose across a membrane from an area of low glucose concentration to an area of high glucose concentration

35.

A student is creating a graph to show the rates of oxygen production by catalase, an enzyme that breaks down hydrogen peroxide into water and oxygen. The structure of her graph is shown. Which error did the student make in setting up her graph?

a)

incorrect unit used on x-axis

b)

incorrect unit used on y-axis

c)

inconsistent scale used on x-axis

d)

inconsistent scale used on y-axis

36.

The figure shows the classification of several types of prairie dogs. Which of the following statements is best supported by the classification in this figure?

a)

the Utah prairie dog was the ancestor of the Gunnison's prairie dog

b)

the white-tailed prairie dog evolved from the black-tailed prairie dog

c)

the Mexican prairie dog and the Utah prairie dog share a common ancestor

d)

the Mexican prairie dog is the closest relative of the white-tailed prairie dog

37.

A potato core was placed in a beaker of water as shown in the figure below. Which diagram best represents the net movement of molecules?

a)
b)
c)
d)
38.

How do nitrogen-fixing bacteria help cycle nitrogen through ecosystems?

a)

They release nitrogen into the atmosphere when they replicate their DNA.

b)

They convert sunlight into chemical energy which is then stored in the nitrogen.

c)

They convert ammonia from animal feces and urine into forms that plants can use.

d)

They capture nitrogen from the atmosphere and convert it into forms that plants can use.

39.

Forests serve many purposes, such as containing runoff and helping to prevent soil erosion. If a forest were to be clear cut, which of the following is likely to occur?

a)

Increase in the amount of water absorption

b)

Increase in the amount of soil sediment in streams

c)

Increase in the amount of oxygen produced

d)

Increase in the amount of forest undergrowth

40.

What would be the best explanation for the sudden decrease in the mouse population?

a)

Limited resources in the fields caused a lack of food for the mice

b)

Increased crop yields caused an excess of food resources

c)

The hawk population near the farmers fields had a sudden decrease in 2002 - 2004

d)

There was a drought in the area between 2008 - 2010

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