OCR General Certificate of Secondary Education (GCSE) Biology Practice Exam

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What is one of the main roles of the skeleton?

Digesting food
Regulating body temperature
Providing movement
Producing hormones

The correct answer is: Providing movement

The skeleton has several crucial roles within the body, and one of the main functions is providing movement. The bones of the skeleton serve as points of attachment for muscles. When muscles contract, they pull on the bones to produce movement at the joints. This interaction between the skeletal system and the muscular system enables a wide range of motions, from simple actions like walking to complex movements involved in sports and physical activities. Other vital functions of the skeleton include protection of internal organs, support for body structure, and storage of minerals and fat. However, the specific role of enabling movement is vital for locomotion and interaction with the environment, highlighting its importance in daily life and overall mobility.