Class XI

In Kreb cycle conversion of succinyl-CoA to succinic acid by
  1. NADH
  2. ADP
  3. GDP
  4. GTP
Which of the following pair act as ETC poison
  1. 2:4 Dinitrophenol and alcohol
  2. Cyanide and FAD
  3. Cyanide and Antimycin
  4. Antimycin and aldehyde
Which is the most common respiratory substrate?
  1. Amino acids
  2. Fats
  3. Organic acids
  4. Carbohydrates
Cellular respiration first takes place in
  1. ER
  2. Lysosomes
  3. Cytoplasm
  4. Golgi bodies
Mitochondria is called power house of the cell because
  1. Enzyme of Krebs cycle and the cytochromes are found
  2. Mitochondria contain ATP
  3. Mitochondria are found in all kinds of cells
  4. Mitochondria have double membrane
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