KBC 2023| How many millimetres make up one metre? KBC 2023, Check the answer to the question- How many millimetres make up one metre? By Himani Budakoti - October 13, 2023 KBC 2023, The options of the question – How many millimetres makeup one metre? A. 10 B. 100 C. 1000 D. 1,00,000 The answer is C. 1000.