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Urbanization and Bacterial Infections Quiz

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Urbanization and Bacterial Infections Quiz

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Questions and Answers

Which of the following is a consequence of urbanization and the increased probability of encountering bacteria?

Improved sanitation practices

Decreased risk of bacterial infections

Decreased access to clean water

Increased risk of cholera transmission (correct)

What is the main mode of transmission for cholera?

Direct contact with infected individuals

Airborne transmission

Ingestion of contaminated food

Consumption of contaminated water (correct)

How do cholera bacteria survive the acidity of the stomach?

They are resistant to stomach acid (correct)

They hide in the intestines

They produce a protective coating

They are not affected by stomach acid

What is the main symptom of cholera infection?

Watery diarrhea Signup and view all the answers

What can happen if sanitation is poor and cholera bacteria re-enter the water supply?

The water supply will become contaminated Signup and view all the answers

Which of the following models explains sexual selection based on direct benefits?

Good genes/immunocompetence hypothesis Signup and view all the answers

What is the main driver behind the increase in claw size due to female preferences?

Sexual Selection Signup and view all the answers

Why do females care about claw size in the first place?

Sexual Selection Signup and view all the answers

Which of the following is NOT one of the three models to explain sexual selection mentioned in the text?

Natural Selection Signup and view all the answers

What type of benefits do females gain when choosing brighter male cardinals?

Direct benefits Signup and view all the answers