GCE O-Level · Biology (6093)

Influenza and Pneumococcal Disease: Practice Questions

5 multiple-choice questions marked as you go, and 5 written questions with worked solutions. All on Influenza and Pneumococcal Disease.

10 questions26 marksFree, no account

Question 1

1 mark

Which of the following serves as a sink during the translocation process in a mature plant?

Question 2

1 mark

A patient is diagnosed with pneumococcal disease. Which of the following sets of signs and symptoms is the doctor most likely to observe in this patient?

Question 3

1 mark

Why does the misuse of antibiotics, such as not completing a prescribed course, lead to an increase in antibiotic-resistant bacterial populations?

Question 4

1 mark

How do vaccines help prevent infectious diseases like influenza?

Question 5

1 mark

In a translocation study, a ring of bark (including the phloem) is removed from a stem. Which of the following observations is most likely to occur over time?

Question 6

2 marks

List two common signs or symptoms associated with an infection by the influenza virus.

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Question 7

3 marks

State the name of the pathogen that causes pneumococcal disease and list two common symptoms of this condition.

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Question 8

5 marks

Describe the specific role of white blood cells in the human body following the administration of a vaccine.

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Question 9

3 marks

(a) Identify the pathogen that causes influenza.
(b) List two common signs or symptoms of a pneumococcal infection.
(c) Suggest one method to reduce the transmission of the influenza virus in a crowded school environment.

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Question 10

8 marks

Influenza and pneumococcal disease are respiratory infections that share similar modes of transmission but differ significantly in their causative agents and medical treatments.

(a) Describe two structural differences between the Pneumococcus bacterium and the influenza virus. [2]

(b) Explain how droplet transmission occurs and why regular handwashing with soap is an effective method to reduce the spread of these pathogens. [2]

(c) Describe the biological mechanism by which a vaccine stimulates the immune system to protect against future infections. [2]

(d) Explain why the misuse of antibiotics is ineffective against influenza and how it leads to the emergence of antibiotic-resistant bacterial strains. [2]

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