Photosynthesis ...

The breakdown of glucose into carbon dioxide and water in the presence of oxygen with the release of energy is called 

The energy stored in food is released during _____.

Which structure in the leaves of plants is responsible for exchange of oxygen and carbon dioxide?

Our body needs food to produce 

The accumulation of lactic acid in muscle cells causes ______.

Which of the following is an identical feature of both aerobic and anaerobic respiration?

Organisms that breathe through skin are

Cells breakdown ________ using oxygen, to produce water, carbon dioxide and energy

Openings on the surface of body of a cockroach which helps in intake of air for respiration are called _______

What is the percentage of carbon dioxide in exhaled air? 

Which gas is used during the process of aerobic cellular respiration?

Lactic acid produced during anaerobic respiration can be broken down completely when ________ is supplied.

The process of taking in air from the atmosphere is known as _____________.

In human body, lungs are located in the _____ cavity.

Smoking mainly damages _________.