Plants utilise ________ from the atmosphere for photosynthesis.

The correct answer is C. Carbon dioxide.

Plants use carbon dioxide from the atmosphere to produce oxygen and glucose during photosynthesis.

Oxygen is a waste product of photosynthesis. It is released into the atmosphere.

Nitrogen is not used by plants for photosynthesis. It is used by plants to build proteins and other molecules.

Hydrogen is not used by plants for photosynthesis. It is used by plants to produce ATP, a molecule that provides energy for the cell.

Photosynthesis is the process by which plants use sunlight to convert carbon dioxide and water into glucose and oxygen. It is the basis of life on Earth.