BIOLOGY IN HUMAN WELFARE
HUMAN HEALTH AND DISEASE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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true
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false
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Either A or B
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None of the above
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Detailed explanation-1: -People respond differently to environmental hazards due to individual differences such as age, sex, weight, health issues, and genetic makeup. Risk assessment is the process of measuring the chance that an environmental hazard will cause harm.
Detailed explanation-2: -All people are not equally sensitive to chemicals, and are not affected by them in the same way. There are many reasons for this. People’s bodies vary in their ability to absorb and break down or eliminate certain chemicals due to genetic differences. People may become allergic to a chemical after being exposed.
Detailed explanation-3: -Subtle differences in one person’s genes can cause them to respond differently to the same environmental exposure as another person. As a result, some people may develop a disease after being exposed to something in the environment while others may not.
Detailed explanation-4: -EXAMPLES OF ENVIRONMENTAL HAZARDS INCLUDE: Air contaminants. Toxic waste. Radiation. Disease-causing microorganisms and plants.