Plant Hormones Flashcards
1
Q
What does auxin do in roots?
A
It stimulates growth
2
Q
What is auxin used for?
A
- Weed killers
- Rooting powder
3
Q
What do gibberellins do?
A
They initiate seed germination and elongate cells so plants grow taller/bigger
4
Q
What are gibberellins used for?
A
- End seed dormancy
- Promote flowering
- increase fruit size
5
Q
What does ethene do?
A
Used to control fruit ripening
6
Q
What does auxin do in shoots?
A
Inhibits growth
7
Q
Properties of shoots ?
A
Positively phototrophic ( grow towards light) Negatively geotrophic
