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Name: 
 

TAKS Review Quiz Objective 2 (Biology)



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

 1. 

Which of the groups shown in the table best describes the animal kingdom?
mc001-1.jpg
a.
Group 4
b.
Group 3
c.
Group 2
d.
Group 1
 

 2. 

A scientist finds that in the DNA of a certain bacterium, 15% of the nucleotides
are thymine. Based on this information, what percentage of nucleotides would
be cytosine?
a.
70%
b.
85%
c.
35%
d.
15%
 

 3. 

The pedigree chart provided shows the inheritance of wavy hair in a family in
Norway. According to the chart, what kind of trait is this?
mc003-1.jpg
a.
Dominant
c.
Recessive
b.
Sex-linked dominant
d.
Sex-linked recessive
 

 4. 

Which of these organisms belongs to the same kingdom as the blue-green
mold that grows on bread?
a.
Yeast
b.
Pine trees
c.
Moss
d.
Green algae
 

 5. 

Which of these is a function of the digestive system?
a.
Secretion of hormones to control metabolism
b.
Circulation of blood containing nutrients to the cells
c.
Breakdown of food
d.
Antibody production in response to antigens
 

 6. 

Which of these codes for the specific traits of an organism?
a.
Type of bond in the DNA molecule
b.
Pattern of the sugar and phosphate molecules in the DNA
molecule
c.
Sequence of nitrogen bases in the DNA molecule
d.
Type of sugar in the DNA molecule
 
 
nar003-1.jpg
 

 7. 

According to the table provided, which of these mutations will result in a
change in the protein?
a.
UGU ® UGG
c.
UCA ® UCG
b.
UUA ® UUG
d.
UUU ® UUC
 

 8. 

As an RNA polymerase transcribes a strand of mRNA, it substitutes the codon
CAU for CAC. According to the table shown, what will be the result?
a.
The ribosome will attach a different amino acid.
b.
The sequence of amino acids will be exactly the same.
c.
The amino acids will combine in reverse order.
d.
The protein will be shorter by at least one amino acid.
 

 9. 

Although many bacteria cause disease, some of them are beneficial. Which of
these benefits do bacteria in the human intestine provide?

a.
Produce energy
b.
Increase blood circulation
c.
Digest materials that humans cannot
d.
Strengthen the immune system
 

 10. 

Pelomyxa palustris is a single-celled organism with no specialized organelles.
It moves by forming specialized membrane extensions called pseudopodia
and reproduces asexually through cell division. To which kingdom does it
belong?
a.
Bacteria
b.
Plantae
c.
Fungi
d.
Protista
 

 11. 

Alcohol is treated as a poison by the body. Which organ is responsible for
removing alcohol from the bloodstream?
a.
Intestine
b.
Liver
c.
Brain
d.
Heart
 

 12. 

A scientist wants to track the movement of mRNA through a cell during
transcription. Which of these nucleotides should the scientist radioactively
label in order to study this movement?
a.
Uracil
c.
Adenine
b.
Guanine
d.
Cytosine
 

 13. 

What is the main difference between the DNA of a cat and the DNA of a dog?
a.
The type of sugar in the DNA backbone
b.
The type of nitrogenous bases
c.
The shape of the DNA molecule
d.
The sequence of nitrogenous bases
 

 14. 

Sometimes when the body gets an infection, it develops a fever to fight the
infection. When the infection is overcome, the fever "breaks," and the person
may begin to sweat. These responses are most likely the interaction of which
two systems?
a.
Immune and integumentary
b.
Skeletal and muscular
c.
Endocrine and neural
d.
Integumentary and cardiovascular
 

 15. 

The skeletal system and the central nervous system (CNS) are both
dependent on calcium. How does the skeletal system support the CNS with
regard to calcium?
a.
Locomotion
c.
Storage
b.
Protection
d.
Metabolism
 

 16. 

The urinary system works with the circulatory system to control the blood's pH
by removing ions. Which of these ions do the kidneys remove?
a.
Hydroxyl
c.
Hydrogen
b.
Ammonium
d.
Bicarbonate
 

 17. 

Which organ is responsible for moving impulses through the body?
a.
Heart
b.
Nerve
c.
Brain
d.
Intestine
 

 18. 

A student creates a model of DNA for class. The picture provided shows a
section of the student's model. What is wrong with the model?
mc018-1.jpg
a.
The nitrogenous bases should bind to the sugar molecules.
b.
There should be two sugars for each phosphate.
c.
DNA does not contain glucose.
d.
A should bind with U instead of T.
 

 19. 

Which of these includes eukaryotic organisms that have cell walls and absorb
nutrients from decaying material?
a.
Animals
b.
Plants
c.
Fungi
d.
Monerans
 

 20. 

Aquifex aeolicus is a single-celled organism with no nucleus that converts
hydrogen sulfide from deep ocean volcanic vents into energy. To which
kingdom does it most likely belong?
a.
Plantae
b.
Protista
c.
Eubacteria
d.
Animalia
 

 21. 

Sequences of DNA that code for proteins in organisms are called
a.
phenotypes.
c.
genes.
b.
nucleotides.
d.
chromosomes.
 

 22. 

Decomposition, oxygen production, nitrogen fixation, and antibiotic production
are all characteristics of organisms found in which kingdom?
a.
Protista
b.
Plantae
c.
Eubacteria
d.
Fungi
 

 23. 

Eating apples requires cooperation by many organ systems in the body.
Which two systems provide salivary secretions and mechanical digestion?
a.
Integumentary and nervous
b.
Nervous and endocrine
c.
Muscular and integumentary
d.
Endocrine and muscular
 

 24. 

Which of these is the pathway of energy production that occurs without
oxygen present?
a.
Oxidative phosphorylation
c.
Glycolysis
b.
Krebs cycle
d.
Citric acid cycle
 
 
nar002-1.jpg
 

 25. 

Based on the genetic code wheel shown, what amino acid is represented by
the DNA codon TAT?

a.
Alanine (Ala)
c.
Arginine (Arg)
b.
Serine (Ser)
d.
Isoleucine (Ile)
 

 26. 

In the diagram provided, which structure forms testosterone?
mc026-1.jpg
a.
Ureter
c.
Prostate gland
b.
Epididymis
d.
Testes
 

 27. 

Most food pyramids begin with organisms in which kingdom?
a.
Protista
b.
Plantae
c.
Fungi
d.
Animalia
 

 28. 

Which type of muscle is involuntary and found in the heart?
a.
Epidermal
c.
Cardiac
b.
Abdominal
d.
Skeletal
 

 29. 

The liver, kidneys, lungs, and skin all function to help the body
a.
maintain a stable temperature.
c.
produce red blood cells.
b.
eliminate waste products.
d.
move nutrients into cells.
 

 30. 

Ctenopharyngodon idella is a multicellular organism found in freshwater. It
feeds on autotrophs and has cell membranes rather than cell walls. To which
kingdom must it belong?
a.
Monera
b.
Fungi
c.
Animalia
d.
Plantae
 

 31. 

The glands of the endocrine system release hormones that regulate body
function.
mc031-1.jpg
Based on the diagram provided, which system works with the endocrine
system?
a.
Muscular
b.
Skeletal
c.
Urinary
d.
Nervous
 

 32. 

During replication, several extra nucleotides are inserted into the DNA. If this
part of the DNA is transcribed, this mutation could result in
a.
higher production of protein.
b.
extra copies of the chromosome.
c.
a protein with additional amino acids.
d.
the mRNA not being able to pair with tRNA.
 

 33. 

DNA is composed of the sugar deoxyribose, a phosphate group, and 4
different nitrogenous bases. Which of these determines how DNA codes for
genetic traits?
a.
The arrangement of the deoxyribose and phosphates groups
b.
The sequence of the nitrogenous bases
c.
The arrangement of the deoxyribose and nitrogenous bases
d.
The sequence of the phosphate groups
 

 34. 

Based on the diagram provided, which of these would occur if PTH is
interrupted?
mc034-1.jpg
a.
Calcitonin production
c.
Calcium release
b.
PTH upregulation
d.
Calcium deposition
 

 35. 

The nervous system has two forms of neurons: motor and sensory. If sensory
nerves to the hand are not working, which of these does a person still have?
a.
Feeling
c.
Heat
b.
Movement
d.
Pain
 

 36. 

Which of these could increase the genetic variation in a population?
a.
A farmer allows only his biggest pigs to breed.
b.
Seeds from a plant are scattered over a large area.
c.
Pollen is carried from one island to another.
d.
Most albino squirrels are preyed upon before they can reproduce.
 

 37. 

Sometimes mutations do not have any effect. This would be most likely if the
mutation took place in
a.
DNA that is not transcribed.
c.
cells that are rapidly dividing.
b.
mRNA before it is translated.
d.
an egg cell after it implants.
 

 38. 

In order for a nerve impulse to move from one neuron to another, a chemical
is released at the synapse. What will immediately occur if this release is
inhibited?
a.
Loss of information
c.
Transfer of oxygen
b.
Increase in heartbeat
d.
Slowing down of digestion
 

 39. 

How does the kidney help the body maintain homeostasis?
a.
It removes nitrogenous waste.
c.
It increases sugar in the blood.
b.
It produces hormones.
d.
It regulates metabolism.
 

 40. 

A farmer has a flock of several female goats and one male goat. Most of the
goats are white, but sometimes a spotted goat is born. Which of these will
increase the genetic variation in this flock?
a.
The farmer adds two adult males from another flock.
b.
Coyotes prey on the older goats in the flock.
c.
The farmer regularly sells all the goats that are spotted.
d.
All male goats born are sold when they are a year old.
 

 41. 

A homozygous red bull mates with a homozygous white cow. Their offspring
are roan-colored, with both red and white hairs. What best describes the
source of this variation?
a.
The alleles of the parents recombined.
b.
The gametes mutated to produce roan coloring.
c.
The genes of one parent were dominant.
d.
The environment affected which genes were expressed.
 
 
nar001-1.jpg
 

 42. 

When water is added to this apparatus, the float lifts the rubber ball and water
flows out of the container so that the water level remains the same no matter
how much water is added. This apparatus can be used to model the principle
of
a.
negative feedback.
c.
competitive inhibition.
b.
reflex reactions.
d.
habituation.
 



 
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