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WorksheetsPlant Responses and Hormones Level 1
Total questions: 15
Worksheet time: 24mins
Which type of tropism is represented in the photograph?
Hydrotropism
Thigmotropism
Phototropism
Geotropism
Which type of tropism is represented in the GIF?
Hydrotropism
Thigmotropism
Phototropism
Geotropism
Rapidly growing areas of a plant, such as roots and stems, produce this hormone. These hormones increase the rate of cell division and elongation.
Auxins
Ethylene
Gibberellins
Cytokinins
Stems growing up against gravity is called?
Negative Geotropism
Positive Geotropism
Negative Thigmotropism
Positive Thigmotropism
A vine that touches a fence and begins to grow up the fence is an example of?
Positive Geotropism
Negative Geotropism
Positive Thigmotropism
Negative Thigmotropism
______ is a change in a plant's direction of growth in response to the direction form which a stimulus comes.
Growth
Thigmotropism
Tropism
Gravitropism
Where is auxin formed
Tip of stem and root
Leaves
Embryo
All
Which part of the plant shows positive geotropism?
Stem
Leaves
Roots
Seed
The roots in this plant are exhibiting (showing)
Hydrotropism & Geotropism
Photoropism
Only geotropism
Thigmotropism & Phototropism
This plant closes when it feels an insect land on it. This could be considered ____________.
thigmotropism
hydrotropism
gravitropism
phototropism
This plant was tipped on its side, it's roots continue to grow downward, and its stem up. This response to gravity is known as (a) .
A detectable change in the internal or external environment of an organism is called a...
stimulus
response
tropism
turgor pressure
True or False: Gravitropism can be either negative or positive
True
False
What makes a tropism positive or negative?
Positive = movement towards stimulus, Negative = movement away from stimulus
Negative = movement towards stimulus, Positive = movement away from stimulus
Who cares? It doesn't matter whether it is positive or negative
Positive = when a plant is happy, Negative = when a plant is sad
