Biological Approach: Evolutionary Theory

Question 1

Evolutionary Theory (Meddis 1975)

Answer 1

We sleep the way we sleep because we have evolved to

Question 2

Sleep is adaptive

Answer 2

We sleep dependent on the conditions we find ourselves in.

Question 3

Adaptive theory of sleep

Answer 3

Periods of activity and inactivity evolved as a means of conserving energy and avoiding predators.

Question 4

Reasons for evolution

Answer 4

Time spent finding food, hibernation theory, body size.