Skeleton Quiz - CBSE Class 5 EVS

Free practice quiz: Skeleton (CBSE Class 5 EVS). 17 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

Sample questions

1. What is the primary function of the human skeleton?

   1. To protect vital organs
   2. To help in digestion
   3. To circulate blood
   4. To produce energy
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   Answer: A. To protect vital organs

   The primary function of the human skeleton is to protect vital organs such as the heart, lungs, and brain.

2. What is the largest bone in the human body?

   1. Femur
   2. Tibia
   3. Humerus
   4. Skull
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   Answer: A. Femur

   The largest bone in the human body is the femur, which is located in the thigh.

3. Which of the following joints is immovable?

   1. Hinge joint
   2. Ball-and-socket joint
   3. Fixed joint
   4. Pivot joint
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   Answer: C. Fixed joint

   Fixed joints do not allow any movement; they are found in the skull.

4. What is the purpose of the rib cage?

   1. To assist in walking
   2. To protect the heart and lungs
   3. To produce blood cells
   4. To support the head
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   Answer: B. To protect the heart and lungs

   The rib cage protects vital organs such as the heart and lungs from damage.

5. What is osteoporosis?

   1. A bone disease causing loss of density
   2. A type of muscle strain
   3. A ligament injury
   4. A joint disease
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   Answer: A. A bone disease causing loss of density

   Osteoporosis is a condition that causes bones to become weak and brittle due to loss of density.

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