1) Which of these is a function of the skeleton? a) Eats blood b) Produce energy c) Digest food d) Support the body 2) How many bones are in the adult human skeleton? a) 206 b) 150 c) 300 d) 180 3) Which bone protects the brain? a) Ribcage b) Femur c) Skull d) Pelvis 4) What is the longest bone in the body? a) Femur b) Tibia c) Humerus d) Fibula 5) Which bones protect the heart and lungs? a) Skull b) Ribcage c) Pelvis d) Spine 6) What is the function of bone marrow? a) Produce blood cells b) Creates heat c) Support muscles d) Protect organs 7) Which bone is located in the arm? a) Humerus b) Femur c) Tibia d) Fibula 8) Which of these is a function of the skeleton? a) Heating b) Digestion c) Breathing d) Protects vital organs 9) What is the function of joints? a) Allow movement b) Store minerals c) Produce hormones d) Filter toxins 10) What attaches to the skeleton? a) Hair b) Stomach c) Ulna d) Muscles

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