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Answer by labsupport on question Source of porous pots

Submitted by sat on 21 August 2014

Porous pots are readily available from a number of suppliers. See our “School science suppliers” resource: which is an online spreadsheet of school science suppliers and businesses which provide laboratory equipment, resources, supplies and other merchandise suitable for school science laboratories. A quick search has shown the porous pots available from the following suppliers and possibly other general scientific suppliers:

Science Supply Australia: (Link updated September 2018)



Answer by teachersupport on question Source of porous pots

Submitted by teachersupport on 25 August 2014

Curriculum Links

Links to the Australian Curriculum: Science - Plant transport systems could be taught as part of the Biological Sciences sub strand at Year 8 or Year 9.

Science Understanding/ Biological Sciences

Year 8 - Multi-cellular organisms contain systems of organs that carry out specialised functions that enable them to survive and reproduce (ACSSU150)

Year 9 - Multi-cellular organisms rely on coordinated and interdependent internal systems to respond to changes to their environment (ACSSU175)

Year 9 - Ecosystems consist of communities of interdependent organisms and abiotic components of the environment; matter and energy flow through these systems (ACSSU176)

Transpiration is still part of the senior secondary biology course.

Alternative Activity

An alternative activity to using porous pots to demonstrated transpiration is to use celery sticks in water:

Variations include:

Blow a fan over one celery stick.

Leave one celery stick in the sun.

Place a clear plastic bag over a celery stick.