Home / Unit-8 Energetics / Question
MCQ
The energy needed for body functions is obtained mainly by the:
Unit-8 Energetics
A Oxidation (respiration) of glucose
B Photosynthesis
C Transpiration
D Sublimation
Explanation

The body obtains energy by respiring glucose, an exothermic oxidation that releases energy.

Related MCQs

For an exothermic reaction on an energy profile diagram:
Unit-8 Energetics View
The energy stored in the chemical bonds of a substance is called:
Unit-8 Energetics View
The heat of formation of oxygen gas O2(g) is zero because oxygen:
Unit-8 Energetics View
For the reaction A + B -> C, delta H = +120 kJ. If the equation is doubled (2A + 2B -> 2C), the delta H becomes:
Unit-8 Energetics View
The heat released when one mole of water is formed from hydrogen and oxygen gas is an example of:
Unit-8 Energetics View
Which of the following has a positive delta H value?
Unit-8 Energetics View