MCQ Detailed View

The longest bone in the human body is called the Femur. It is also known as the thigh bone.

Here is a simple explanation:
- The Femur is the largest and strongest bone in the human body.
- It connects the hip to the knee.
- It helps support the weight of the body when standing, walking, or running.

Let’s know about the other bones:
- Ulna: One of the two bones in the forearm.
- Humerus: The bone of the upper arm.
- Tibia: The larger bone in the lower leg.

So, the correct answer is the Femur.

✅ Final Answer: Femur.