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.

This CBSE Class 12 Biology practice quiz has 19 multiple-choice questions on Skeletal System, and 19 of them come with an explanation. Try the 5 sample questions below (tap an option to check yourself), then play the full quiz 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
   Show answer

   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
   Show answer

   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
   Show answer

   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
   Show answer

   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
   Show answer

   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.

More questions in this quiz

Answers and explanations are in the full quiz.

1. Which of the following is a component of the human skeletal system?
2. What type of joint allows for rotational movement?
3. What is the largest bone in the human body?
4. Which of the following is responsible for producing blood cells?
5. What is the role of cartilage in joints?
6. What is the term for the condition where bones become weak and brittle?
7. Which mineral is most abundant in the human skeleton?
8. What type of bone is the sternum?
9. What is the function of ligaments?
10. Which joint is the least movable?
11. What condition results from a lack of vitamin D in children?
12. Which of the following diseases can affect the skeletal system?
13. What role do osteoblasts play in bone health?
14. What is the primary difference between red and yellow bone marrow?

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