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WorksheetsDo Now 2/28 - 3/1
Total questions: 6
Worksheet time: 6mins
Name
Class
Date
1.
In which location on the plant is the concentration of auxins the least?
Auxins stimulate cell elongation in plants.
Auxins stimulate cell elongation in plants.
a)
A (leaf)
b)
B (stem)
c)
C (stem)
d)
D (roots)
2.
How is a plant responding to thigmotropism beneficial to a plant?
Thigmotropism is growth in response to touch.
Thigmotropism is growth in response to touch.
a)
It provides support for the plant.
b)
It provides water for the plant.
c)
It provides nutrients the plant.
d)
It provides energy for the plant.
3.
The mimosa plant displays thigmotropism by collapsing its leaves in response to touch. What is the most likely benefit of this mechanism for the plant.
a)
Protection from a loss of minerals to the environment.
b)
Protection from poor light availability
c)
Protection from herbivores by becoming less attractive.
d)
Protection from overwatering
4.
The flowers of the snow buttercup (Ranunculus adoneus) face one direction in the morning, move throughout the day, and face the other way in the evening. Most likely this is a response to which stimulus?
a)
Sun passing through the sky.
b)
Daily rainfall patterns.
c)
Daily rise and fall in temperature.
d)
Physical contact with passing animals.
5.
When a seedling emerges upright from the soil, which force is it overcoming?
a)
Gravity
b)
Magnetism
c)
Light
d)
Heat
6.
Which of the following is an example of the effects of gravitropism?
a)
Monarch butterflies migrate from Canada to Mexico each year.
b)
A wilted flower returns to an upright position after being watered.
c)
A potted plant falls on its side, but it roots still grow downward.
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