The shoot of a plant shows negative phototropism.

True

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False

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Solution

The correct option is B False
Phototropism:
The shoot of a plant exhibit the phenomenon of phototropism.
The phenomenon in which the plant organs grow and move in response to the external stimulus light is known as phototropism.
The shoot, flower and stem of the plants grow and bend towards the light showing positive phototropism while the root of the plants grows away from the sunlight showing negative phototropism.
Final answer: The given statement is false.

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Similar questions

The root of a plant is :

(i) positively phototropic but negatively geotropic

(ii) positively geotropic but negatively phototropic

(iii) negatively phototropic but positively hydrotropic

(iv) negatively hydrotropic but positively phototropic

Which of the following plant part exhibits negative phototropism ?

(a) root

(b) branch

(d) stem

Q. (a) Define phototropism. Give one example of phototropism.
(b) How does phototropism occur in a plant stem (or shoot)? Explain with the help of labelled diagrams.
(c) What is meant by positive phototropism and negative phototropism? Give one example of each type.

A potted plant is growing in a transparent glass jar. In this plant, X and Y are the two growing parts having a lot of meristematic tissue. It is observed that the part X of this plant exhibits positive geotropism but negative phototropism. On the other hand, part Y of this plant exhibits negative geotropism but positive phototropism.
(a) Name the part X of plant.
(b) Name the part Y of plant.
(c) Which part of the plant, X or Y, will exhibit positive hydrotropism?
(d) Which part of the plant, X or Y, can have tendrils on it?
(e) Which phytohormone causes the part X to exhibit negative phototropism?

Q. The root of a plant is :
(i) positively phototropic but negatively geotropic
(ii) positively geotropic but negatively phototropic
(iii) negatively phototropic but positively hydrotropic
(iv) negatively hydrotropic but positively phototropic
(a) (i) and (ii) (b) (ii) and (iii) (c) (iii) and (iv) (d) (i) and (iv)

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