Download E_Released TAKS Questions

Released TAKS Questions
from the Texas Education Agency
related to the immune system and
infectious diseases
1. Which of these does a virus need in order to multiply?
A
B
C
D
Chloroplasts from a host cell
A host cell to provide oxygen for the virus
New ADP from a host cell
A host cell to replicate the virus’s DNA
2. The myxoma virus was used to control an overpopulation of European rabbits in Australia.
When first introduced in the mid-1900s, the virus greatly reduced the European rabbit
population. Today the virus is not an effective control of the European rabbit population.
Fewer European rabbits are affected by the virus today because they haveA
B
C
D
3.
learned to avoid the virus
moved away from infected areas
undergone a change in diet
developed resistance to the virus
Cholera-causing bacteria have a single flagellum that allows these bacteria toA
B
C
D
move
reproduce
excrete water
produce sugar
4. Which of these is a function of the cell membrane in all cells?
A
B
C
D
Producing cellular nutrients
Preserving cellular wastes
Neutralizing chemicals
Maintaining homeostasis
5. Which of the following is found in both cells and viruses?
A
B
C
D
Silica
Genetic material
Digestive cavity
Flagella
6. People infected with the human immunodeficiency virus (HIV) have an increased risk of
dying from secondary infections. Which of these best explains how HIV increases the danger
of secondary infections?
A
B
C
D
HIV produces antigens that damage red blood cells
HIV adds genetic material from harmful microbes
HIV destroys helper T cells
HIV consumes beneficial microbes in the body
7. Many species of bacteria can be found in the human mouth. Which of these explains the
great variety of bacteria in the mouth?
A
B
C
D
Large volumes of air cause bacteria to change form.
Salivary glands cause mutations in bacterial populations.
The presence of nutrients makes the mouth a favorable habitat.
Calcium in the teeth provides a suitable pH environment.
8. Which two body systems work together to fight infection?
A The immune system and the muscular system.
B The circulatory system and the immune system.
C The endocrine system and the digestive system.
D The nervous system and the respiratory system.
9. Organs that work together to accomplish specific function form –
A
B
C
D
cells
tissues
systems
individuals
10. After an experiment, scientists concluded that one species of bacteria could break down a
certain kind of hazardous waste. Before announcing this conclusion, the researchers shouldA
B
C
D
repeat the experiment to make sure the results are reproducible
write a formal hypothesis statement
ignore the results of similar experiments by other researchers
plot the data on appropriate graphs
11. Which of these is a hypothesis that can be tested through experimentation?
A
B
C
D
Bacterial growth increases exponentially as temperature increases
A fish’s ability to taste food is affected by the clarity of aquarium water
Tadpoles’ fear of carnivorous insect larvae increases as the tadpoles age
The number of times a dog wags its tail indicates how content the dog is
12. All of the following symptoms are likely associated with bacterial infection exceptA
B
C
D
skin rashes or lesions
elevated body temperature
swollen glands or tissues
increased red blood cell count
13. Some antibiotics cause patients to exhibit digestive side effects. These side effects are most
often the result ofA
B
C
D
bacteria being killed in the digestive tract
the antibiotics being converted into stomach acids
too much water being drawn into the digestive tract
the stomach wall being torn
14. Which system of the body would be directly affected if a large number of T cells were
attacked by a virus?
A
B
C
D
Cardiovascular system
Immune system
Endocrine system
Respiratory system
15. Some bacteria thrive in hostile environments, such as salt flats, boiling-hot springs, and
carbonate-rock interiors, primarily because of bacteria’s
A
B
C
D
biochemical diversity
small sizes
round shapes
methods of movement
16. One characteristic shared by a virus and a living cell is that bothA
B
C
D
store genetic information in nucleic acids
have a crystalline structure
gain energy directly from the sun
use glucose for respiration
17. The cell above most likely belongs to an organism of the kingdom—
A
B
C
D
Animalia
Plantae
Fungi
Eubacteria
18. The chart above shows the results of an experiment performed in the 1920s using a bacterial
species that causes pneumonia in humans. The experiment involved several procedures
using two different bacterial strains, R and S. What is a possible explanation for the results
in Group 2?
A
B
C
D
Living S-strain bacteria can transform into a pathogenic form of R-strain bacteria.
Living R-strain bacteria are controlled by a mouse’s immune system.
Dead S-strain bacteria can cause disease.
Dead R-strain bacteria can confer resistance to S-strain bacteria.
19. Which body system is directly responsible for delivering nutrients to cells throughout the
body?
A
B
C
D
Circulatory system
Immunity system
Endocrine system
Respiratory system
PUBLIC SERVICE ANNOUNCEMENT: Facts About the Flu Vaccine
1.
2.
3.
4.
The vaccine may be administered either as a nasal spray or as an injection.
Prior to administration, nasal-spray vaccines must be stored at 15 C or lower.
In an experiment, vaccine recipients had 85% fewer flu episodes than non-recipients.
The vaccine virus is heat and fails to replicate at temperatures of 38 C-39 C.
20. Which statement above makes the most valid arguments of receiving the flu vaccine?
A Statement 1
B Statement 2
C Statement 3
D Statement 4
Answer Key
1.
D
2.
D
3.
A
4.
D
5.
B
6.
C
7.
C
8.
B
9.
C
10.
A
11.
A
12.
D
13.
D
14.
B
15.
A
16.
A
17.
B
18.
B
19.
A
20.
C