Explanation

• Transpiration is the loss of water vapour from plant surfaces.
• Most transpiration occurs through stomata in leaves.

Last verified on 08-11-2026

Explanation

• Phloem transports sugars and other organic nutrients in plants.
• It carries food from sources, such as leaves, to growing and storage parts.

Last verified on 08-11-2026

Explanation

• The trachea is also called the windpipe.
• It carries air between the larynx and bronchi.

Last verified on 08-11-2026

Explanation

• Plants need gas exchange for photosynthesis and respiration.
• Exchange of CO₂, O₂, and water vapor occurs through stomata on leaves.
• Stomata are tiny pores controlled by guard cells.

Additional information:

• Helps maintain internal water balance and gas diffusion.
• Essential for growth, energy production, and transpiration.

Last verified on 22-01-2026

Explanation

• ATP (Adenosine Triphosphate) is called the energy currency of the cell because it stores and provides energy for cellular activities.
• It releases energy when converted to ADP (Adenosine Diphosphate), which is then recycled back into ATP through cellular respiration.

Last verified on 08-11-2026