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1. Why do we need sleep?
A. To feel tired
B. To grow and develop our brain and body
C. To avoid eating
D. To waste time
2. How long does an average adult sleep?
A. 4 hours
B. 5 hours
C. 7 hours and 20 minutes
D. 10 hours
3. How much sleep do children aged 5-12 need each night?
A. 12-13 hours
B. 5-6 hours
C. 8-9 hours
D. 10-11 hours
4. What is REM in sleep?
A. Rare Eye Motion
B. Rapid Energy Movement
C. Rest Every Moment
D. Rapid Eye Movement
5. At what stage does dreaming usually occur?
A. Stage 4
B. Stage 1
C. Stage 3
D. REM stage
6. Which group needs the most hours of sleep?
A. Elderly
B. Teenagers
C. Babies
D. Adults
7. How many stages are there in one sleep cycle?
A. 6
B. 3
C. 4
D. 5
8. What slows down when we sleep?
A. Breathing
B. Heart rate
C. Body temperature
D. All of the above
9. Which phase of sleep occurs mostly in the later part of the night?
A. Light sleep phase
B. Deep sleep phase
C. REM phase
D. Initial sleep phase
10. What happens if you don’t get enough sleep?
A. Faster growth
B. Improved memory
C. Better mood
D. Trouble concentrating
11. What is a common cause of sleep problems?
A. Working late
B. Watching movies
C. Eating late
D. Worry and depression
12. What is the recommended solution for sleep problems instead of sleeping pills?
A. Taking a nap
B. Using earplugs
C. Drinking coffee
D. Identifying and removing the problem
13. What is insomnia?
A. Rapid eye movement
B. Deep sleep
C. Excessive dreaming
D. Sleeplessness disorder
14. What temperature pattern does the body follow during sleep?
A. Fluctuates randomly
B. Temperature stays the same
C. Falls in the middle of the night and rises in the afternoon
D. Rises during sleep
15. Why should we avoid sleeping pills?
A. They boost immunity
B. They are addictive
C. They increase sleep hours
D. They help in dreaming
16. What percentage of adults are satisfied with 5 hours or less of sleep?
A. 15%
B. 4%
C. 8%
D. 10%
17. Which sleep stage involves body repair and growth?
A. Stage 2
B. REM
C. Stage 1
D. Stage 4
18. Which of the following is NOT a benefit of enough sleep?
A. Concentration improvement
B. Improved memory
C. Good mood
D. Muscle deterioration
19. What is the main purpose of sleep according to the text?
A. To skip eating
B. To avoid daily tasks
C. To relax only
D. To help the body and mind function well
20. What can cause sleeplessness according to the passage?
A. Light
B. Cold weather
C. Noise
D. All of the above
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