NEW
Font size
Worksheetshormone
Total questions: 15
Worksheet time: 10mins
which plant hormone produces opposite effects?
dormancy and cotyledons
dormancy and germination
auxin and cytokins
auxins and ethylene
A type of plant will grow tendrils and wind round a support. Name this type of reaction.
Tropism.
Nastic response.
Reflex action.
Taxis response.
Which of the following is a growth inhibitor
Auxin
ABA
Cytokinin
Gibberellin
Which of the following is a synthetic Plant hormone
IAA
Zeatin
2, 4-D
All
plant hormones are needed in large quantities
True
False
Phototropism is
The plant response to water
The plant response to light
The plant response to gravity
The plant response to soil
Which of the following are plant hormones
Auxin
Cytokinin
Gibberellin
Abcissic acid, ethylene
All
Where is auxin formed
Tip of stem and root
Leaves
Embryo
All
Which plant hormone is a gas?
auxin
gibberellin
ethylene
cytokinin
what type of tropism is occurring here?
phototropism
thigmotropism
geotropism
tropictropism
What is the phenomenon that is affecting the growth of the bean shoot
gravitrophism
phototropism
thigmotrophism
rapid movement
Auxins are responsible for _____________ of a plant
Colour change
Watering
Phototropism
Growth
The growth hormone that is used to speed up the ripening of fruits for export is
giberellin.
ethylene.
cytokinin.
auxin.
What is the reaction that is shown by the plant in the figure above?
Positive hydrotropism.
Negative phototropism.
Positive thigmotropism.
Negative geotropism.
