Question

Which of the following is an example of a necessary chemical reaction in a living organism?

Animals have the ability to trap and store energy from water
Plants have the ability to trap and store energy from water.
Plants have the ability to trap and store energy from the sun.
Animals have the ability to trap and store energy from the sun

Answer 1

Plants have the ability to trap and store energy from the sun.

This describes photosynthesis, a chemical reaction in which plants (in chloroplasts) use light energy to convert carbon dioxide and water into glucose and oxygen — storing energy in chemical bonds.