Bacteria Question Preview (ID: 1873)

Taks Review.

Some bacteria benefit mammals by helping with
a) growth
b) respiration
c) digestion
d) defense

Many species of bacteria are in the mouth. Which explains the variety in the mouth?
a) large volumes of air cause bacteria to change form
b) calcium in the teeth provides a suitable pH environment
c) the presence of nutrients makes the mouth a favorable habitat
d) salivary glands cause mutations in bacterial populations

Raw poultry has disease causing bacteria. Which will provide people protection?
a) rinsing dishes thoroughly
b) cooking foods properly
c) visiting a doctor regularly
d) eating a balanced diet daily

Which organism lives in the human intestine and aids in the digestivea process?
a) the bacterium Escherichia coli
b) the algae Fucus vesiculosus
c) the protozoan Entamoeba coli
d) the fungus Trichophyton rubrum

Milk has lactose, yogurt contains live bacteria. What does this information demonstrate?
a) bacteria raise the acidity of processed foods.
b) some bacteria are beneficial to human health
c) bacteria can prevent insulin production
d) some bacteria interfere with digestion

Which factor helps spread disease causing bacteria?
a) low temperatures
b) access to new hosts
c) mutation by heat energy
d) availability of light

Which of these conditions is caused by bacteria?
b) seasonal allergies
c) dental cavities
d) colds

Streptococcus infection causes pain and fever. Strep can be controlled by antitiotics wh
a) it is a virus
b) it is a bacterium
c) it is a protozoan
d) it is a fungus

All the symptoms are associated with bacterial infection except
a) skin rashes or lesions
b) elevated body temperature
c) swollen glands or tissues
d) increased red blood cell count

some antibiotics causes digestive side effects. the side effects are the result of
a) bacteria being killed in the digestive tract
b) the antibiotics being converted into stomach acids
c) too much water being drwn into the digestive tract
d) the stomach wall being torn

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