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Biology TAKS Review

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

1. 
A toy race track is analogous to which of the following?
a.
Photographic slide
c.
Research paper
b.
Model
d.
Computer
 

2. 
What is a multimedia presentation?
a.
A way to communicate scientific results
c.
A revised hypothesis
b.
A type of graph
d.
An idea that represents an event or object
 
 
biotaks17_files/i0040000.jpg
 

3. 
What is the name for these strands of genetic material?
a.
Nucleolus
c.
Chromatin
b.
Ribosomes
d.
Chlorophyll
 

4. 
How are ribosomes able to reach cytoplasm?
a.
They pass through the plasma membrane.
c.
They are not enclosed by membrane.
b.
They are located outside the cell.
d.
They contain chromatin.
 

5. 
If a train could travel on water, it would take an average train about two weeks to travel around Earth. Which of the following is true about this statement?
a.
It is a hypothesis, not a prediction.
c.
It is both a prediction and a hypothesis.
b.
It is a prediction, not a hypothesis.
d.
It is neither a prediction nor a hypothesis.
 

6. 
Which of the following best describes the role of RNA molecules that form in the nucleus when DNA is copied?
a.
RNA molecules are messengers that carry the code from the DNA to the ribosomes.
b.
RNA molecules are responsible for the genetic code.
c.
RNA molecules attach to ribosomes.
d.
RNA molecules determine how an organism looks and acts.
 

7. 
Which of the following is NOT necessarily an inherited human trait?
a.
skin color
c.
musical talent
b.
earlobes that are attached to the head
d.
the ability to curl the tongue
 

8. 
What kind of mutation is shown in the art below?
biotaks17_files/i0100000.jpg
a.
deletion
c.
insertion
b.
translocation
d.
inversion
 

9. 
What are the genotypes of a homozygous tall pea plant and a heterozygous tall pea plant?
a.
tt, Tt
c.
Tt, tt
b.
TT, Tt
d.
Tt, TT
 

10. 
A plant species is observed to have red, yellow, white, pink, or purple flowers. What type of inheritance is shown by this plant?
a.
incomplete dominance
c.
codominance
b.
polygenic inheritance
d.
simple inheritance
 

11. 
Which of the following does NOT affect the kind of bacteria in the normal flora of an individual?
a.
diet
c.
use of antibiotics
b.
age
d.
height
 

12. 
What is the mass of the object being measured in the figure?
biotaks17_files/i0140000.jpg
a.
47.52 g
c.
407.52 g
b.
147.52 g
d.
527.40 g
 

13. 
A student needs to measure exactly 42.5 mL of an acid. Which of the following pieces of laboratory equipment would it be best for her to use?
a.
10-mL graduated cylinder
c.
50-mL beaker
b.
50-mL graduated cylinder
d.
250-mL flask
 

14. 
Nitrogen makes up 78 percent of Earth’s atmosphere. Suppose you wanted to make a circle graph of the gases in Earth’s atmosphere. How large of a section, in degrees, would nitrogen take up?
a.
360°
c.
78°
b.
280.8°
d.
100°
 
 
biotaks17_files/i0170000.jpgbiotaks17_files/i0170001.jpg
biotaks17_files/i0170002.jpg
 

15. 
Which subsystem of the nervous system is involved in the response shown in the diagram?
a.
Somatic system
c.
Parasympathetic system
b.
Sympathetic system
d.
Autonomic system
 

16. 
Which of the following systems plays a role in digestion?
a.
Integumentary
c.
Reproductive
b.
Skeletal
d.
Endocrine
 
 
Percent of Each Base in DNA Samples
Source of Sample
A
G
C
T
Human liver
30.3
19.5
19.9
30.3
Human thymus
30.9
19.9
19.8
29.4
Herring sperm
27.8
22.2
22.6
27.5
Yeast
31.7
18.2
17.4
32.6
 

17. 
Based on the art above, which of the following best describes the relationship between the amounts of bases in the herring sperm and the yeast?
a.
The amounts of all of the bases are nearly the same.
b.
Only the amounts of guanine and cytosine are nearly the same.
c.
The amounts of the bases vary because herring are closely related to yeast.
d.
The amounts are different because herring and yeast are different species.
 
 
biotaks17_files/i0220000.jpg
 

18. 
According to the diagram, how have elephants changed over the past 55 million years?
a.
Their ears have become enlarged and their bodies have gotten smaller.
b.
Their trunks have become longer and their legs have become shorter.
c.
Their bodies have become larger and their trunks have become longer.
d.
Their tusks have become longer and their ears have become larger.
 

19. 
Suppose one group of tree frogs that has been isolated from another group evolves the behavior of mating in the fall. The other group mates during the summer. What type of isolation has occurred between these two groups?
a.
Geographic isolation
c.
Reproductive isolation
b.
Polyploid speciation
d.
Gradualism
 

20. 
Which of the following statements is NOT true of populations?
a.
They are made up of one species.
b.
They live in the same area at the same time.
c.
They are made up of communities.
d.
They interbreed.
 

21. 
Which of the following food chains correctly shows the path of matter and energy through an ecosystem?
a.
deer · bear · grass
c.
seeds · bear · chipmunk
b.
grass · deer · bear
d.
chipmunk · seeds · deer
 
 
biotaks17_files/i0270000.jpg
 

22. 
Which part of the plant is most like a highway used to transport goods?
a.
A
c.
C
b.
B
d.
D
 
 
biotaks17_files/i0290000.jpg
 

23. 
What terms are related to the diagram?
a.
Stomata—guard cells
c.
Roots—nutrients
b.
Rhizoids—support
d.
Stem—transport
 

24. 
Why must spore-releasing plants inhabit moist environments?
a.
Spores have no protective covering.
b.
The gametes are haploid (n).
c.
Water is needed for fertilization.
d.
They have no system for absorbing water and nutrients.
 

25. 
You are performing an experiment to determine whether warm groundwater flows faster than cold groundwater. Almost all of your data indicate that they flow at the same rate. However, during one trial, you find data that suggest that warm water flows much faster than cold water. What should you do?
a.
Report this data
c.
Throw out this data
b.
Redo the experiment
d.
Change your hypothesis
 



 
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