Name_______ Date_____ Practice Test
1. Which of the following best identifies the
relationship between eagles & mice?
a. Eagles are predators, and mice are their prey.
b. Eagles are parasites, and mice are their hosts.
c. Mice are producers, and eagles are consumers.
2. Which of the following best describes the role of
ATP in cellular metabolism?
a. ATP provides energy for anabolic metabolism.
b. ATP provides the lipids for anabolic metabolism.
c. ATP is the product of anabolic metabolism.
3. In what way does water help maintain the flow of
energy in the cell?
a. Water is needed to break a phosphate group from
ATP, releasing energy in
the process.
b. Water molecules split apart to release energy.
c. Water movement in and out of the cell creates
energy.
4. Which of the following best describes the role of
energy in cells?
a. Energy is stored as heat so that cells do not freeze.
b. Energy is released so that cells may grown and repair
them.
c. Energy is responsible for storing cells genetic
information.
5. Which action would best help preserve environment
quality?
a. Plant native vegetation along roadside.
b. Introduce non native plants to the area.
c. Create a natural history museum.
6. Since lipid molecules & the cell membrane both
contain large amounts of fatty compounds, they are
able to freely pass through the cell membrane
without the aid of pumps or channels.
Which of the following best describes the transport
mechanism?
a. Passive transport
b. Osmosis
c. Active transport
d. Diffusion
7. Which base will be paired with adenine in RNA?
a. Cytosine
b. Uracil
c. Thymine
d. Guanine
8. Which best describes the function of nucleolus?
a. Controlling the concentration gradient
b. Producing ribosomes
c. Synthesizing ATP
D. Storing proteins
9. Which of the following best describes relationship
between genes & chromosomes?
a. Genes are located on chromosomes & chromosomes
contain numerous genes.
b. Chromosomes are located on genes, and genes
contain numerous chromosomes.
10. Which of the following best describes a
community?
a. A community is composed of all ecosystems of earth.
b. A community is composed of similar organ systems.
c. A community is composed of populations of different
species.
11. In an ecological relationship between two species,
one species benefits while the other is harmed.
Which of the following does the statement describe?
a. Competition
b. Parasitism
c. Mutualism
d. Commensalism
12. A scientist collected data concerning the number of
reptile species at hundreds of locations around the
world. He is curious about the relationship between
latitude and speciation, so he wants to find out if there
is a pattern between the various locations latitudes and
their total number of reptile
species. Which method would best communicate this
data?
a. Pie chart
b. Bar graph
c. Line graph
d. Scatter plot
13. Cynthia is conducting an experiment in which she
needs to reproduce bacteria. This of the following
resources is required to proceed with this
Investigation?
a. Beaker
b. Erlenmeyer flask.
c. Bunsen burner
d. Agar plate
14. Which of the following best describes the
relationship between carrying capacity, birth rates &
death rates?
a. If the carrying capacity is exceeded, birth rates will
increase while death rates will decrease.
b. If the carrying capacity exceeded, birth rates will
decrease & death rates will increase.
c. If the carrying capacity is exceeded, birth rates &
death rates will decrease.
15. Cindy is making a graph to show the relationship
between elevation and
the frequency of pine trees.
Which of the following is the best label for the X axis?
a. Number of pine trees.
b. Frequency.(percent)
c. Elevation.(meters)
d. Trees per foot
16. Water molecules can freely move across from areas
of high concentration to the areas of low
concentration. Which of the following best describes
the transport mechanism?
a. Active transport.
b. Passive transport.
c. Osmosis
d. Diffusion
17. A tree loses its leaves before winter.
Which of the following will most likely occur in the tree
cell?
a. Chloroplasts will make less ATP
b. Thylakoids will make more ATP.
c. The Calvin cycle will produce more oxygen.
d. Membrane will become less permeable.
18. Which of the following best describes scientific
explanation to be
considered valid?
a. The data must be presented in the form of a graph.
b. The research must have previously been conducted
by someone else.
c. The scientist offering the explanation must be well
known.
d. The supporting research must be made public.
19. Which of the following best describes the role of
energy in cells?
a. Cells store energy and release it all at once when
work is required.
b. Cells store energy and release it in a series of
reactions when work is required.
c. Cells do not store energy, they produce it themselves
when work is required.
20. Which of the following scientists is credited with
discovering micro organisms?
a. Charles Darwin
b. Louis Pasteur
c. Anton van Leeuwenhoek
21. Which process occurs during cellular respiration?
a. Glycolysis.
b. Fermentation
c. Mitosis
d. Light dependent reactions
22. Which of the following describes an organ?
a. An organ is an organized group of tissues.
b. An organ is a specialized structure with in a cell.
c. An organ is the basic unit of living organisms.
23. Which of the following best describes the function
of the cytoskeleton?
a. Helping with protein synthesis.
b. Maintaining the shape of the cell.
c. Packing proteins for transport.
d. Allowing a concentration gradient.
24. Kyle placed two uncovered containers of water in a
freezer. Each container held 250 milliliters of water.
After an hour, the water in one container was
frozen solid, but the water in other container was not.
What question can he ask about this observation that
will lead to testable hypothesis?
a. What was the temperature in the freezer?
b. How long did it take each container to freeze?
c. How do the different containers affect freezing
rates?
d. What time of day was the experiment conducted?
25. Which of the following is an incorrect laboratory
procedure?
a. Heating a liquid in a test tube covered by a cork.
b. Taking off jewelry before beginning a lab report.
c. Wearing safety goggles while using a Bunsen burner.
d. Using tongs to pick up a recently heated test tube.
39. Lipid soluble vitamins are A, D, E& K. T/F
26. Which of the following is the first stage of
photosynthesis?
a. CO2 is released
b. Carbon is fixed in sugar
c. ATP & O2 are produced
27. Which of the following is a producer in an ocean?
a. Algae
b. Dolphins
C.Krill
28. Which of the following best describes the function
of chloroplast?
a. Producing cell membrane
b.Recycling
c. Storing pigments & capturing energy
29. What is the relationship between decomposers &
producers?
Decomposers get energy by breaking down dead
consumers.T/F
30. When do we do pie chart?
31. Polarity of water leads to which property?
a. Electro negativity
b. Adhesion
c. Acidic Ph
d. Transparency
. T/F
32. Which of the following best describes how cells use
energy?
a. To store waste
b. To synthesize proteins
33. We need vaccines to prevent diseases t/f
34. What do cells make in translation?
35. Female mosquitoes suck blood. It is an example of
a. Parasitism
b. Commensalism
36. RNA contains ___ sugar.
37. Active transport use pump and channels. T/F
38. DNA sequence tells us about the relatedness of
organisms. T/F
39. What is the last thing you do before leaving a lab?