Which statement about green plants is true?

Green plants are responsible for water vapor in the atmosphere.

Green plants are responsible for oxygen in the atmosphere.

Green plants use photosynthesis, not cellular respiration.

Green plants are primary consumers.

Green plants are responsible for oxygen in the atmosphere.

Answer;

-Green plants are responsible for oxygen in the atmosphere.

Explanation;

-Green plants undertake a process of photosynthesis, in which they use energy from the sun, carbon dioxide and water to form simple sugars and also release oxygen to the atmosphere. The simple sugars from the process may be used by the cells for energy or be stored in form of energy for future use.

-Oxygen is a product of photosynthesis which is released to the atmosphere.