Lesson 3.2.1
3.2.1 Intelligence (biological) Quiz: OCR Psychology, Unit 3
20 questions
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Lesson 3.2.1, Intelligence (biological): 20 multiple choice questions for the OCR Psychology (H567), Unit 3: Applied psychology (Component 03), written with Revision Ninja.
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The 20 questions
-
Which brain structure shows a positive correlation with general intelligence in MRI studies?
- White matter
- Grey matter
- Pons
- Corpus callosum
-
Which neuroimaging technique measures resting-state glucose metabolism related to cognitive ability?
- PET scan
- CT scan
- EEG scan
- ECG scan
-
Which biological factor is primarily investigated in twin studies of intelligence?
- Concordance
- Heritability
- Maturation
- Plasticity
-
Which neurotransmitter system is most commonly associated with working memory capacity and intelligence?
- GABA
- Dopamine
- Serotonin
- Acetylcholine
-
Which genetic design compares siblings reared together to estimate shared environmental influence on IQ?
- Family study
- Knockout study
- GWA study
- Linkage analysis
-
What term describes the brain's ability to reorganise neural pathways in response to learning?
- Lateralisation
- Localization
- Neuroplasticity
- Myelination
-
Which cortical lobe shows the strongest structural correlation with fluid intelligence measures?
- Occipital lobe
- Cerebellum
- Temporal lobe
- Frontal lobe
-
If identical twins raised apart show high IQ correlation, what does this primarily indicate?
- Shared environment
- Genetic influence
- Cultural bias
- Flynn effect
-
A researcher links faster reaction times in a choice task to higher IQ. Which biological theory supports this?
- Neural efficiency
- Dual process
- Social learning
- Drive reduction
-
Child A has a denser prefrontal cortex than Child B. According to MRI studies, who likely scores higher?
- Cannot determine
- Child B
- Equal scores
- Child A
-
Which molecular genetic approach scans the entire genome to find specific variants linked to IQ?
- PET scan
- MRI scan
- fMRI scan
- GWAS
-
If fraternal twins show lower IQ correlation than identical twins, what is demonstrated?
- Flynn effect
- Embryonic stress
- Genetic variance
- Shared rearing
-
Which biological measure shows that smarter individuals use less glucose during complex problem solving?
- Neural efficiency
- Brain mass
- Nerve length
- Head circumference
-
Twin research indicates the heritability coefficient of intelligence in adulthood is roughly what value?
- 0.80
- 0.30
- 0.10
- 0.50
-
Which term describes environmental factors like toxins or nutrition altering gene expression for intelligence?
- Polygenic
- Epigenetics
- Mutation
- Pleiotropy
-
Why might post-mortem brain weight alone be a poor direct predictor of an individual's intelligence?
- Confounding factors
- Perfect validity
- Zero correlation
- High accuracy
-
Which biological concept explains why adopted children's IQs often resemble their biological parents over time?
- Peer pressure
- Cultural nurture
- Shared schooling
- Genetic heritability
-
What is the primary limitation of using fMRI to study the biological basis of intelligence?
- Radiation risk
- Correlational data
- High invasiveness
- Poor resolution
-
Which advanced neuroimaging technique maps white matter tract connectivity related to cognitive processing speed?
- Standard electroencephalogram
- Positron emission
- Computed tomography
- Diffusion tensor
-
Which specific neurotransmitter receptor subtype is frequently linked to synaptic plasticity and cognitive ability?
- Dopamine receptor
- GABA receptor
- Serotonin receptor
- NMDA receptor
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