Brain development, nature and nurture Quiz
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5 questions, one answer each
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1. Why did closing one eye of an adult cat cause no loss of vision?
- A. The retina can repair itself
- B. The critical period had passed
- C. Adult cats have more cortical neurones
- D. Adult cats do not use their eyes
2. In Hubel and Wiesel's kittens, what was the cause of the blindness in the deprived eye?
- A. Damage to the retina
- B. Damage to the optic nerve
- C. Failure of connections in the visual cortex to develop
- D. Cloudy lens
3. Identical twins are more similar than non-identical twins in a trait. What does this suggest?
- A. Genes influence the trait
- B. The environment alone controls it
- C. The trait is learned
- D. Twins are not suitable for study
4. Which ethical standpoint judges animal research by whether the benefits outweigh the harm?
- A. Animal rights
- B. Utilitarian
- C. Sentient
- D. Cross-cultural
5. A newborn baby turns towards its mother's voice. How is this evidence used in nature and nurture research?
- A. It shows nurture only
- B. It is an animal experiment
- C. It suggests an innate ability, though learning in the womb is possible
- D. It proves genes alone control behaviour