Question

Describe an experiment to demonstrate geotropism

Answer 1

Describe an experiment to demonstrate positive and negative.geotropism. A tropism is a growth response of a plant to an external stimulus. ... Phototropism is the growth response of a plant in response to light direction.

Answer 2

$\textbf{Step 1}$:

Soak few seeds of moong in water for about a day.

$\textbf{Step 2}$:

Cut out two big holes from the bottom of the cup or container.

$\textbf{Step 3}$:

Add soil to it about 1cm.

$\textbf{Step 4}$:

Sprinkle the soaked seeds over the soil and water the seeds.

$\textbf{Step 5}$:

Put the container or cup on wood slabs.

$\textbf{Step 6}$:

Cover the part of the set up with a dark coloured paper.

$\textbf{Step 7}$:

Water the seeds regularly.

$\textbf{Step 8}$:

Observe the setup. You will observe that the roots came out from the holes and is growing towards the Earth showing geotropism.