Skeletal System Quiz - CBSE Class 12 Biology

Free practice quiz: Skeletal System (CBSE Class 12 Biology). 19 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

Sample questions

1. What is the function of the skeletal system?

   1. Support and protection
   2. Digestion
   3. Hormone production
   4. Nutrients absorption
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   Answer: A. Support and protection

   The primary function of the skeletal system is to provide support and protection for the body's organs.

2. Which part of the skeleton protects the brain?

   1. Rib cage
   2. Skull
   3. Spine
   4. Pelvis
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   Answer: B. Skull

   The skull is the part of the skeletal system that encases and protects the brain.

3. Which vitamin is essential for calcium absorption?

   1. Vitamin A
   2. Vitamin B12
   3. Vitamin C
   4. Vitamin D
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   Answer: D. Vitamin D

   Vitamin D is crucial for the absorption of calcium from the diet, which is important for bone health.

4. Which of the following bones is not part of the axial skeleton?

   1. Cranial bones
   2. Ribs
   3. Pelvic bones
   4. Vertebrae
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   Answer: C. Pelvic bones

   The pelvic bones are part of the appendicular skeleton, while the others are part of the axial skeleton.

5. What is the primary purpose of the axial skeleton?

   1. Facilitate movement
   2. Protect vital organs
   3. Store fat
   4. Support limbs
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   Answer: B. Protect vital organs

   The axial skeleton consists of the skull, vertebrae, and ribcage, and serves primarily to protect vital organs such as the brain and heart.

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