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Description: Taks review
Topic: Multiple Biology Topics
Instructions: Answer all questions to get your test result.
Question 1 of 10
Some bacteria benefit mammals by helping with
Question 2 of 10
Many species of bacteria are in the mouth. Which explains the variety in the mouth?
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
Question 3 of 10
Raw poultry has disease causing bacteria. Which will provide people protection?
eating a balanced diet daily
cooking foods properly
visiting a doctor regularly
rinsing dishes thoroughly
Question 4 of 10
Which organism lives in the human intestine and aids in the digestivea process?
the protozoan Entamoeba coli
the fungus Trichophyton rubrum
the algae Fucus vesiculosus
the bacterium Escherichia coli
Question 5 of 10
Milk has lactose, yogurt contains live bacteria. What does this information demonstrate?
some bacteria are beneficial to human health
bacteria can prevent insulin production
bacteria raise the acidity of processed foods.
some bacteria interfere with digestion
Question 6 of 10
Which factor helps spread disease causing bacteria?
access to new hosts
mutation by heat energy
availability of light
Question 7 of 10
Which of these conditions is caused by bacteria?
Question 8 of 10
Streptococcus infection causes pain and fever. Strep can be controlled by antitiotics wh
it is a fungus
it is a virus
it is a bacterium
it is a protozoan
Question 9 of 10
All the symptoms are associated with bacterial infection except
increased red blood cell count
swollen glands or tissues
skin rashes or lesions
elevated body temperature
Question 10 of 10
some antibiotics causes digestive side effects. the side effects are the result of
the stomach wall being torn
too much water being drwn into the digestive tract
bacteria being killed in the digestive tract
the antibiotics being converted into stomach acids
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