Plant hormones Flashcards
1
Q
Where is auxin found?
A
Growing stems and roots
2
Q
What can auxin be used for?
A
Weed killer, productivity and rooting powder
3
Q
What effect does auxin have on plant cells?
A
They elongate
4
Q
What is tissue culture?
A
Forming plants from a a small section of a parent plant
5
Q
What is phototropism?
A
The positive reaction when the plant leans towards the light due to unequal auxin distribution
6
Q
What effect does auxin have on the roots?
A
The shaded side contains more auxin, meaning it bends away from the light
7
Q
What is geotropism?
A
The response of a stimuli to gravity
8
Q
How does the plant react to gravity?
A
Positive geotropism - roots grow towards
Negative geotropism - stem grows against gravity
