Question

Identify the phenomenon in the given picture and write the reason behind it.​

Answer 1

Answer:

The phenomenon of the splitting up of the white light into its constituent colours is called dispersion of light. Dispersion of light is caused because different constituent colours of light offer different refractive indexes to the material of the prism.

Explanation:

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Answer 2

Answer:

Excretion is a phenomenon in the given picture.

Explanation:

There is no special organ or system for Excretion in plants. Most of the waste substances of plants are stored in vacuoles of leaf - cells and in flowers, fruits and the bark of the stem. After some time these parts fall - off.

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