1) Number of muscles a) 200 b) 206 c) More than 500 2) The longest bone in our body a) Ear bone b) Thigh bone c) Hop bone 3) The smallest bone in our body a) Thigh bone b) Ear bone c) Arm bone 4) To make bone movement muscles a) Push b) Pull c) Round 5) Heart made up of a) Bone b) Muscles c) Skin 6) Medicine are a) Drugs b) Smoking c) Harmful substances 7) Muscles work in a) Single way b) Pairs c) Third

Science quiz grade 4

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