transpiration Archives - Free ZIMSEC & Cambridge Revision Notes

Investigating water loss in plants

By garikaib|2025-02-12T09:15:44+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Transpiration occurs mainly through the leaves. Image credit desk7.net ZIMSEC O Level Combined Science Notes: Investigating water loss in plants

Aim: To determine how plants loose their water

Materials: plants or branches from plants, weighing balance, containers, water, oil/Vaseline.

Transpiration in plants

By garikaib|2025-02-12T09:39:59+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Demostrating transpiration. Image credit masterwoodsman.com ZIMSEC O Level Combined Science Notes:Transpiration in plants

Water enters plant roots at all hours of the day.
Some trees absorb as much as 5 litres of water per minute.
Over 95% of the water that enters a plant through the roots exits […]

Factors affecting rate of transpiration

By garikaib|2025-02-12T09:40:40+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

The rate of transpiration is influenced by any number of things. Image credit wordpress.com ZIMSEC O Level Combined Science Notes:Factors affecting rate of transpiration

The rate of transpiration varies from plant to plant and day to day.
Environmental […]

February 2025

Investigating water loss in plants

Transpiration in plants

Factors affecting rate of transpiration