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2. Name the organisation which defines health as a state of complete physical, mental and social well-being and not merely the absence of disease or infirmity - Edexcel - GCSE Biology Combined Science - Question 2 - 2021 - Paper 1
Question 2
2. Name the organisation which defines health as a state of complete physical, mental and social well-being and not merely the absence of disease or infirmity. (b) ... show full transcript
Worked Solution & Example Answer:2. Name the organisation which defines health as a state of complete physical, mental and social well-being and not merely the absence of disease or infirmity - Edexcel - GCSE Biology Combined Science - Question 2 - 2021 - Paper 1
Step 1
Step 2
State two ways that communicable diseases are different from non-communicable diseases.
Answer
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Communicable diseases are passed from person to person, while non-communicable diseases are not.
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Communicable diseases are caused by pathogens (such as bacteria or viruses), whereas non-communicable diseases are not caused by infectious agents.
Step 3
Explain one way that the spread of tuberculosis (TB) can be reduced or prevented.
Answer
One effective way to prevent the spread of tuberculosis is by ensuring that individuals maintain good hygiene practices, such as covering their mouths when coughing or sneezing. This minimizes the transmission of TB bacteria that can spread through the air.
Step 4
Step 5
Explain why people with AIDS are more susceptible to TB.
Answer
People with AIDS are more susceptible to TB because HIV destroys white blood cells, which are crucial for a strong immune response. This weakened immune system makes it harder for individuals to fight off infections, including those caused by TB bacteria.