Why Do We Dream ? :: āĻāĻŽāĻŋ āĻāĻŋāϝāĻŧ āϏāĻĒā§āύ āĻĻā§āĻā§āĻ ?
Why Do We Dream ?
Dreams happen mostly during REM sleep. During this stage, the brain remains active. It processes memories, emotions, and experiences. Nerve signals create pictures and story-like scenes. Dreams may help the brain organize information. That is why we see images and events while sleeping.
Words: i. Brain Activity, ii. Sleeping, iii. Dream Images, iv. REM Sleep
Key Point: We dream because the brain stays active during sleep and processes memories and emotions.
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MCQ on “Why Do We Dream ?”
1. Dreams mostly happen during which stage of sleep ? āϏāĻĒā§āύ āϏāĻžāϧāĻžā§°āĻŖāϤ⧠āĻā§āĻĒāύāĻŋā§° āĻā§āύ āĻ ā§ąāϏā§āĻĨāĻžāϤ āĻšāϝāĻŧ ?
A. Deep sleep B. REM sleep C. Awake stage D. Rest stage
Ans: B. REM sleep
Explanation: Most dreams happen during REM sleep. āĻŦā§āϝāĻžāĻā§āϝāĻž: āĻ
āϧāĻŋāĻāĻžāĻāĻļ āϏāĻĒā§āύ REM sleep āĻ
ā§ąāϏā§āĻĨāĻžāϤ āĻšāϝāĻŧāĨ¤
2. What happens to the brain during REM sleep ? REM sleep āϏāĻŽāϝāĻŧāϤ āĻŽāĻāĻāϤ āĻāĻŋ āĻšāϝāĻŧ ?
A. It stops working B. It becomes inactive C. It remains active D. It disappears
Ans: C. It remains active
Explanation: The brain stays active during dreaming. āĻŦā§āϝāĻžāĻā§āϝāĻž: āϏāĻĒā§āύ āĻĻā§āĻāĻžā§° āϏāĻŽāϝāĻŧāϤ āĻŽāĻāĻ āϏāĻā§ā§°āĻŋāϝāĻŧ āĻšā§ āĻĨāĻžāĻā§āĨ¤
3. What does the brain process during dreams ? āϏāĻĒā§āύ⧰ āϏāĻŽāϝāĻŧāϤ āĻŽāĻāĻā§ āĻāĻŋ āĻĒā§ā§°āĻā§ā§°āĻŋāϝāĻŧāĻžāĻā§°āĻŖ āĻā§°ā§ ?
A. Stones B. Memories and emotions C. Food D. Water only
Ans: B. Memories and emotions
Explanation: The brain processes memories and feelings during sleep. āĻŦā§āϝāĻžāĻā§āϝāĻž: āĻā§āĻĒāύāĻŋā§° āϏāĻŽāϝāĻŧāϤ āĻŽāĻāĻā§ āϏā§āĻŽā§āϤāĻŋ āĻā§°ā§ āĻ
āύā§āĻā§āϤāĻŋ āĻĒā§ā§°āĻā§ā§°āĻŋāϝāĻŧāĻžāĻā§°āĻŖ āĻā§°ā§āĨ¤
4. What creates pictures and story-like scenes in dreams ? āϏāĻĒā§āύāϤ āĻāĻŦāĻŋ āĻā§°ā§ āĻāĻžāĻšāĻŋāύā§ā§° āĻĻā§°ā§ āĻĻā§āĻļā§āϝ āĻāĻŋāĻšā§ āϏā§āώā§āĻāĻŋ āĻā§°ā§ ?
A. Bones B. Muscles C. Nerve signals D. Blood cells
Ans: C. Nerve signals
Explanation: Nerve signals create dream images and scenes. āĻŦā§āϝāĻžāĻā§āϝāĻž: āϏā§āύāĻžāϝāĻŧā§ā§° āϏāĻāĻā§āϤ⧠āϏāĻĒā§āύ⧰ āĻāĻŦāĻŋ āĻā§°ā§ āĻĻā§āĻļā§āϝ āϏā§āώā§āĻāĻŋ āĻā§°ā§āĨ¤
5. Dreams may help the brain to ______ information. āϏāĻĒā§āύ⧠āĻŽāĻāĻāĻ āϤāĻĨā§āϝ ______ āĻā§°āĻžāϤ āϏāĻšāĻžāϝāĻŧ āĻā§°āĻŋāĻŦ āĻĒāĻžā§°ā§āĨ¤
A. destroy B. organize C. forget D. hide
Ans: B. organize
Explanation: Dreams may help organize memories and information. āĻŦā§āϝāĻžāĻā§āϝāĻž: āϏāĻĒā§āύ⧠āϏā§āĻŽā§āϤāĻŋ āĻā§°ā§ āϤāĻĨā§āϝ āϏāĻāĻāĻ āĻŋāϤ āĻā§°āĻžāϤ āϏāĻšāĻžāϝāĻŧ āĻā§°āĻŋāĻŦ āĻĒāĻžā§°ā§āĨ¤
6. Why do we see images while sleeping ? āĻāĻŽāĻŋ āĻā§āĻĒāύāĻŋā§° āϏāĻŽāϝāĻŧāϤ āĻāĻŋāϝāĻŧ āĻāĻŦāĻŋ āĻĻā§āĻā§āĻ ?
A. Eyes stay open B. Brain remains active C. We are walking D. The heart stops
Ans: B. Brain remains active
Explanation: Active brain activity creates dreams during sleep. āĻŦā§āϝāĻžāĻā§āϝāĻž: āĻŽāĻāĻ āϏāĻā§ā§°āĻŋāϝāĻŧ āĻĨāĻāĻžā§° āĻĢāϞāϤ āĻā§āĻĒāύāĻŋā§° āϏāĻŽāϝāĻŧāϤ āϏāĻĒā§āύ āĻšāϝāĻŧāĨ¤
7. Which of these is related to dreaming ? āϤāϞ⧰ āĻā§āύāĻā§ āϏāĻĒā§āύ⧰ āϏā§āϤ⧠āĻāĻĄāĻŧāĻŋāϤ ?
A. REM sleep B. Running C. Digestion D. Sweating
Ans: A. REM sleep
Explanation: Dreams are strongly connected with REM sleep. āĻŦā§āϝāĻžāĻā§āϝāĻž: āϏāĻĒā§āύ REM sleep ā§° āϏā§āϤ⧠āĻāĻĄāĻŧāĻŋāϤāĨ¤
8. What kind of scenes do dreams create ? āϏāĻĒā§āύ⧠āĻā§āύā§āĻā§ā§ąāĻž āĻĻā§āĻļā§āϝ āϏā§āώā§āĻāĻŋ āĻā§°ā§ ?
A. Story-like scenes B. Empty pages C. Silent rooms D. No images
Ans: A. Story-like scenes
Explanation: Dreams often appear like stories or movies. āĻŦā§āϝāĻžāĻā§āϝāĻž: āϏāĻĒā§āύ āĻŦāĻšā§ āϏāĻŽāϝāĻŧāϤ āĻāĻžāĻšāĻŋāύā§ā§° āĻĻā§°ā§ āĻĻā§āĻāĻž āϝāĻžāϝāĻŧāĨ¤
9. Which organ is mainly responsible for dreams ? āϏāĻĒā§āύ⧰ āĻŦāĻžāĻŦā§ āĻŽā§āϞāϤāĻ āĻā§āύ āĻ āĻāĻ āĻĻāĻžāϝāĻŧā§ ?
A. Heart B. Brain C. Kidney D. Lungs
Ans: B. Brain
Explanation: The brain creates dreams during sleep. āĻŦā§āϝāĻžāĻā§āϝāĻž: āĻā§āĻĒāύāĻŋā§° āϏāĻŽāϝāĻŧāϤ āĻŽāĻāĻā§ āϏāĻĒā§āύ āϏā§āώā§āĻāĻŋ āĻā§°ā§āĨ¤
10. Which statement is correct ? āĻā§āύ āĻāĻā§āϤāĻŋāĻā§ āϏāĻ āĻŋāĻ ?
A. Dreams happen only when awake B. The brain becomes inactive during dreams
C. Dreams happen because the brain stays active during sleep D. Dreams stop all brain activity
Ans: C. Dreams happen because the brain stays active during sleep
Explanation: Active brain function during sleep causes dreams. āĻŦā§āϝāĻžāĻā§āϝāĻž: āĻā§āĻĒāύāĻŋā§° āϏāĻŽāϝāĻŧāϤ āĻŽāĻāĻ āϏāĻā§ā§°āĻŋāϝāĻŧ āĻĨāĻāĻžā§° āĻĢāϞāϤ āϏāĻĒā§āύ āĻšāϝāĻŧāĨ¤