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Best 100 General Knowledge Question MCQ For Free Exam Class 1,2,3 SET:-4

Q31. ————— protects our lungs.

(A) Heart
(B) Muscles
(C) Ribcage
(D) Skeleton

Answer: Ribcage

Q32. What is the process of taking in air into the lungs and releasing air called ?

(A) Breathing
(B) Smelling
(C) Both A&B
(D) None of the Above

Answer: Breathing

Q33. Name the organ system that consists of muscles ?

(A) Circulatory System
(B) Muscular System
(C) Nervous System
(D) Respiratory System

Answer: Muscular System

Q34. Which organ system consists of the lungs ?

(A) Excretory System
(B) Muscular System
(C) Nervous System
(D) Respiratory System

Answer: Respiratory System

Q35. Where two bones meet, ———– are found.

(A) Ligament
(B) Joints
(C) Skeleton
(D) Tendon

Answer: Joints

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Q36. Which internal organ controls all body parts and important organs ?

(A) Brain
(B) Heart
(C) Stomach
(D) Gall Bladder

Answer: Brain

Q37. ————- helps in the digestion of food.

(A) Mouth
(B) Brain
(C) Hands
(D) Stomach

Answer: Stomach

Q38. Name the sense organ that is involved in determining whether an ice cream tastes sweet or sour ?

(A) Eyes
(B) Nose
(C) Skin
(D) Tongue

Answer: Tongue

Q39. Wearing glasses on a hot sunny day protects our——

(A) Eyes
(B) Hair
(C) Head
(D) None of the Above

Answer: Eyes

Q40. ———– is the main purpose of digestion of food.

(A) For Energy
(B) For Sleep
(C) For Watching TV
(D) For Your Hair

Answer: For Energy