Question

Human being is an internal combustion machine because he/she

Answer 1

Answer:

During the process of respiration organisms breakdown (burn) assimilated food to release energy in the form of ATP which is utilized for performing various activities and CO 2 and water vapour are released as byproducts.

So, the correct answer is 'Liberate CO 2 during respiration'

Explanation:

Our body cells can't take nutrients directly except protein.So they are turned into glucose and energy in the Circulatory system by the help oxygen which is brought by Respiratory system.Hence,Human organisation is an internal combustion machine because of Respiratory and Circulatory system.

Answer 2

Answer:

Human being is an internal combustion machine because of during the process of respiration organisms breakdown (burn) assimilated food to release energy in the form of ATP which is utilized for performing various activities and CO2

and water vapour are released as byproducts.

So, the correct answer is 'Liberate CO2 during respiration'

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