The Science Quiz | Yellow-coloured things
7 months, 3 weeks ago

The Science Quiz | Yellow-coloured things

The Hindu  

Name the class of pigments that impart a yellow colour to pumpkins, egg yolk, canaries, and daffodils, among other naturally occurring life-forms. In the RGB colour scheme – which uses red, green, and blue as the primary colours – what is the complementary colour of yellow? During the Mughal period in India, a pigment called Indian yellow was used to render a vivid yellow colour in paintings and frescoes, especially when viewed under sunlight. Visual: Name the yellow pigment derived from trees of the family Guttiferae.

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