Lesson 4.2.2.5
4.2.2.5 Health issues Quiz: AQA Combined Science, Unit 2
20 questions
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Lesson 4.2.2.5, Health issues: 20 multiple choice questions for the AQA GCSE Combined Science (8464), Unit 2: Organisation, written with Revision Ninja.
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The 20 questions
-
How does the specification define health?
- Physical and mental well-being
- Zero heart rate variation
- High physical strength only
- Absence of all cells
-
Which factor can have a profound effect on physical and mental health?
- Altitude
- Gravity
- Diet
- Latitude
-
What effect do immune system defects have on the likelihood of infectious diseases?
- Complete immunity
- No effect
- Decreased likelihood
- Increased likelihood
-
What can viruses living inside cells trigger?
- Cancers
- Bone fractures
- Allergies only
- Blood clots only
-
What can immune reactions initially caused by a pathogen trigger?
- Allergies and asthma
- Viral infections
- Bacterial growth
- Genetic mutations
-
What can severe physical ill health directly lead to?
- Bacterial resistance
- Depression
- Immune overactivity
- Type 2 diabetes
-
What does a scatter diagram help to identify?
- Correlation between variables
- Mean values
- Anomalous frequencies
- Sample size
-
What do the principles of sampling ensure about collected data?
- Eliminates all errors
- Measures every individual
- Represents the population
- Prevents anomalies
-
What does a positive correlation on a scatter diagram mean?
- Variables remain constant
- Variables increase together
- One variable decreases
- No relationship exists
-
A clinic records 5 cases per week for 4 weeks. What is the total?
- 4 cases
- 5 cases
- 25 cases
- 20 cases
-
On a bar chart of disease cases, what shows the most common disease?
- Widest bar
- Shortest bar
- Tallest bar
- Median bar
-
Why is a sample used instead of testing an entire population?
- Required by law
- Cheaper and quicker
- More accurate results
- Eliminates bias entirely
-
Which biological mechanism can cause secondary allergies after an infection?
- Immune reaction
- Antibiotic resistance
- Cellular mutation
- Pathogen replication
-
What skill involves converting graph data into numerical tables?
- Sampling populations
- Hypothesis testing
- Translating information
- Extrapolating curves
-
30 of 150 people in a survey have a disease. What percentage is this?
- 30%
- 5%
- 20%
- 15%
-
What is the typical cause of many human diseases?
- Genetic inheritance only
- Dietary lack alone
- Interaction of factors
- A single pathogen
-
Group A has 20% incidence, Group B has 30%. Which has higher incidence?
- Both are equal
- Group A
- Neither
- Group B
-
What two components define health according to the specification?
- Social and spiritual
- Physical and mental
- Physical and social
- Mental and emotional
-
What can initial immune reactions triggered by a pathogen cause?
- Cancers
- Allergies
- Deficiencies
- Mutations
-
What problem does a biased sample cause in an epidemiological survey?
- Zero correlation
- Unrepresentative data
- Exact causation
- Random error
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