The breakdown of pyruvate to give carbon dioxide, water and energy takes place in

(a) cytoplasm.

(b) mitochondria

(c) chloroplast.

(d) nucleus


  1. Cytoplasm
    It is a thick solution that fills the cell, enclosed by the cell wall. Glucose breaks down into pyruvate in the cytoplasm. 

  2. Mitochondria
    It is also known as the powerhouse of the cell
    Breakdown of Pyruvate takes place aerobically in the mitochondria


      (c) chloroplast

           It is responsible for conversion of light energy into chemical energy.


     (d) nucleus

          It supervises and regulates the activities of cells such as growth and metabolism

Breakdown of Glucose inside cell-01.jpg

so , the correct answer is (b) Mitochondria

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CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo