Why doesn't the brain completely shut down during sleep?
I WONDER - Can Dolphins Dream?

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Biology, Science, Other
•
6th - 7th Grade
•
Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To regulate body temperature
To allow for dreaming
To maintain some level of awareness
To conserve energy
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do dolphins manage their sleep differently from humans?
They sleep while swimming
They let one half of their brain sleep at a time
They sleep for only 2 hours a day
They sleep with both eyes open
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For how long does each half of a dolphin's brain sleep?
5 to 10 minutes
20 to 25 minutes
10 to 15 minutes
15 to 20 minutes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one advantage of dolphins' unique sleep pattern?
They can communicate better
They avoid drowning
They never get tired
They can swim faster
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the dolphins' sleep method help them in the wild?
It helps them find food
It keeps them alert to predators
It allows them to travel long distances
It helps them socialize
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