Which statement about the benefits of sleep is correct?
Sleep supports a healthy brain, physical repair and emotional stability.
Sleep prevents physical repair so that the brain can remain active.
Emotional stability is unrelated to sleep.
Dreaming occurs only during wakefulness.
53 exam-style questions on OCR GCSE Psychology 6.1 Key Concepts, covering 6.1.1 Functions, features and benefits of sleep, 6.1.2 Causes of sleep disorders, and 6.1.3 Endogenous pacemakers and exogenous zeitgebers. Each one has a worked solution and a mark scheme showing where the marks go.