Spaceyyyt
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I will give brain to correct answer!

When guard cells are full, they bulge. This increases the
size of the gap between them and opens the hole in the
leaf.
Which object is the best model of a guard cell?

A.) Straw

B.) Garden hose

C.) Water Balloon

D.) Strainer

Respuesta :

C water balloon isn’t it

The best model of a guard cell is Water Balloon. Thus, option "C" is  the correct answer.

What is Transpiration?

Transpiration is the process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released to the atmosphere.

Transpiration is essentially evaporation of water from plant leaves. Transpiration is important because water is needed for photosynthesis and because water cools a plant off.

Thus, option "C" is  the correct answer.

To learn more about transpiration click here:

https://brainly.com/question/2951421

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