Q.1: Glycolysis occurs in the _____________ of the cell.
b) cell membrane
Q.2: ___________ is the breakdown of complex molecules n living organisms to form simpler ones along with release of energy.
Q.3: _________________ is the ratio of volume of carbon dioxide evolved to volume of oxygen consumed.
a) breathing ratio
b) respiratory ratio
c) breathing quotient
Q.4: Pyruvic acid is an end product of the ____________ process.
Q.5: When fats are used in respiration, the RQ is less than _______.
Q.6: Which of the following statements is incorrect about the TCA cycle ?
a) It starts with the condensation of acetyl group with oxaloacetic acid and water to yield citric acid.
b) During the conversion of succinyl-CoA to succinic acid a molecule of GDP is synthesised.
c) The continued oxidation of acetyl CoA via the TCA cycle requires the continued replenishment of oxaloacetic acid.
Q.7: In ________________, the light energy is utilised for the production of proton gradient which is required for phosphorylation.
b) oxidative phosphorylation
c) protein phosphorylation
Q.8: Which element acts as the final hydrogen acceptor in aerobic respiration ?
a) carbon dioxide
Q.9: The breaking of C-C bonds of complex compounds through oxidation within the cells, leading to release of considerable amount of energy is called ___________________.
Q.10: Which of following statements is correct about fermentation ?
a) Fermentation accounts to the complete breakdown of glucose.
b) In fermentation, under aerobic conditions many ATP molecules are generated.
c) In fermentation, NADH is oxidised to NAD+ rather slowly than aerobic respiration.