When the weather is hot the stoma closes and when the plant takes in water it swells open.
(the weather; is; hot) (the stoma; closes; ) (the plant; takes in; water) (the stoma; swells; open; T:When the weather is hot; T:when the plant takes in water)
the weather the stoma the plant the stoma
is closes takes in swells
hot
water
open T:When the weather is hot T:when the plant takes in water