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WorksheetsQuiz 5 (Plant Responses to Stimuli)
Total questions: 14
Worksheet time: 7mins
What is nastic movement?
Directional response of plant to stimuli
Nondirectional response of plant to stimuli
Directional stimuli of plant to response
Nondirectional stimuli of plant to response
What is tropism?
Directional response of plant to stimuli
Nondirectional response of plant to stimuli
Directional stimuli of plant to response
Nondirectional stimuli of plant to response
Which of the following is not the stimuli of plants?
Light
Water
Gravity
Touch
All of the above are stimuli of plants
Both tropism and nastic movement are affected by
Wind
Resources
Environment
All of the above
Which of the following plants respond to touch?
Hibiscus
Rafflesia
Orchid
Venus flytrap
What is the name of the plant?
Venus flytrap
Rafflesia
Mimosa pudica
Bougainvillae
Morning glory
The plant shows
Positive phototropism
Negative phototropism
Negative geotropism
Positive hydrotropism
Negative hydrotropism
Predict two stimuli that most probably could be involved in the plant as shown in the diagram.
Light
Water
Gravity
Touch
Heat
A plant wraps itself around the fence.
To which stimulus is the plant responding to?
Phototropism
Geotropism
Hydrotropism
Thigmotropism
What is meant by negative tropism?
Growth response of plants towards stimuli
Growth response of plants away from stimuli
What is negative phototropism?
The shoot grows towards light
The root grows away from light
The shoot grows towards gravity
The shoot grows away from water
None of the above
What is positive geotropism?
The shoot grows towards light
The root grows towards gravity
The shoot grows away from gravity
The shoot grows away from light
None of the above
Hydrotropism is stronger than geotropism.
True
False
If we turned the same tomato plant upside down, after 5 weeks, the roots would
begin to grow upwards against gravity
begin to grow downwards responding to gravity
stop growing and maintain
stop growing and then wilt
