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Solution


Q.

Read the passage given below and answer the following questions from (i) to (v).

Traditionally the process of respiration is divided into three phases:
(1) ventilation of the gas exchange organs better known as breathing, (2) transport of respiratory gases and, (3) cellular respiration.We assimilate chemical energy from the environment and transfer it from molecule to molecule in a stepwise fashion within our cells. Although studied separately, these phases represent a continuum and processes of cellular respiration in all life forms is mostly common.

 

(iii) Which one of the following statements is not true
1 The release of energy in this aerobic process is a lot greater than in the anaerobic process  
2 Build-up of lactic acid in our muscles during sudden activity causes cramps.  
3 Fermentation is a type of aerobic respiration.  
4 Breakdown of pyruvate using oxygen takes place in the mitochondria.  

Ans.

(3)