1
Q
What stimuli do plants react to?
A
Gravity
Moisture
Light
2
Q
What is gravitropism?
A
Plants reacting the gravity
3
Q
What is phototropism?
A
Plants reacting to light
4
Q
What happens when the tip of a shoot is exposed to light?
A
The auxins will gather ON THE DARK SIDE. It cause the cells to grow faster on this side so it elongates and the shoot grows towards the light
5
Q
What effect does gravity have in roots and auxin?
A
Gravity pushes auxin to the bottom of the root. IN ROOTS AUXINS INHIBIT CELLS GROTH. So roots grow with gravity
6
Q
Where are plant hormones used in agricuture?
A
Weedkiller
Helping plant cutting to grow
7
Q
What is the photosynthesis equation?
A
Carbon dioxide + water =oxygen + glucose
BIOLOGY MODULE 1
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