exp 3.6 effect of water, oxygen and temperature on germination Flashcards
1
Q
what seeds are used
A
radish seeds
2
Q
how many test tubes are used
A
4
3
Q
describe the conditions of test tube A
A
has all suitable conditions ie water oxygen and ideal temp
4
Q
describe the conditions of test tube B
A
no water, room temperature, exposed to air
5
Q
describe the conditions of test tube c
A
unsuitable temperature
6
Q
how is the temperature made unsuitable
A
wet cotton wool is placed in fridge
7
Q
describe the conditions of test tube D
A
no oxygen
8
Q
how is there no oxygen present
A
seeds are covered with cooled boiled water (removes oxygen) and a layer of oil on top (prevents entry of oxygen)
9
Q
result
A
germination will occur in test tube A only
