Plant responses Flashcards
1
Q
Aim
A
Investigate the effect of light or gravity on the growth of newly germinated seedlings
2
Q
Step one
A
Pour a fixed volume of water into three petri dishes and add cotton wool
3
Q
Step two
A
Place 10 seeds in each Petri dish
4
Q
Step three
A
Place the petri dishes in a warm location to allow the seeds to germinate
5
Q
Step four
A
Place one petri dish in full sunlight by the window
Place another in partial sunlight
Place a third in darkness in a cupboard
6
Q
Step five
A
Use a ruler to measure the height of each seedling every day for at least a week
7
Q
Step six
A
Record in a table and find the mean height of seedings each day
