Control In Plants Flashcards
1
Q
what do plant shoots grow towards
A
light
2
Q
what do plant shoots grow against
A
Gravity
3
Q
what do plant roots grow towards
A
moisture
4
Q
plants produce hormones to coordinate and control growth. Name this hormone
A
auxin
5
Q
what is the job of auxin
A
to control photo/gravitropism
6
Q
why are plant growth hormones used in agriculture and horticulture
A
as weed killers and as rooting hormones
7
Q
what four things are plants sensitive to
A
- light
- moisture
- gravity
- bullying
