Question

The breakdown of pyruvate to give carbon di-oxide, water and energy takes place in
(a) cytoplasm
(b) mitochondria
(c) chloroplast
(d) nucleus

Answer 1

(b) mitochondria........

Answer 2

$\bf\huge\underline\red{Answer}$

(b) Mitochondria

In the process of cellular respiration the glucose breaks into pyruvate in the cytoplasm, whereas the pyruvate breakdown to carbon dioxide and water and gives energy by Krebs' cycle in mitochondria.