MEDIUM
10th CBSE
IMPORTANT
Earn 100
Define hydrotropism. Give one example of hydrotropism. State whether this example is of positive hydrotropism or negative hydrotropism. Illustrate your answer with the help of labelled diagram.
Important Questions on Control and Coordination
MEDIUM
10th CBSE
IMPORTANT
What is meant by positive tropism and negative tropism? Explain with examples.
EASY
10th CBSE
IMPORTANT
Define thigmotropism. Give one example of thigmotropism.
EASY
10th CBSE
IMPORTANT
What is the difference between thigmotropism and thigmonasty? Name one plant which exhibits thigmotropism and one plant which exhibits thigmonasty. What behaviour (or responses) of these plants make you think that they exhibit thigmotropism and thigmonasty respectively?
EASY
10th CBSE
IMPORTANT
Which of the following is not a plant hormone?
EASY
10th CBSE
IMPORTANT
One of the following plant hormones is responsible for the phenomenon of phototropism in plants. This is
EASY
10th CBSE
IMPORTANT
The movement of a plant part in response to the force of attraction exerted by the earth is called
EASY
10th CBSE
IMPORTANT
The movement of sunflower in accordance with the path of the sun is due to
EASY
10th CBSE
IMPORTANT
The plant part which exhibits negative geotropism is
