Question

Name the chemical substance present in vegetables and fruits which changes its colour after some time of being cut ?​

Answer 1

$\large{ \underline{ \overline{ \mid{ \sf{ \red{ՏօӀմԵíօղ}} \mid}}}}$

Phenols and the enzyme phenolase are found in the cells of the apple, and when these are exposed to oxygen in the air, for example through slicing, the oxygen causes a reaction. The phenolase changes the phenols into melanin, which has a brown colour. ... You may have heard of melanin before.

Answer 2

$\huge{\blue{ΠAnswerΠ}}$

Carotenoids. The carotenoids are a group of mainly lipid soluble compounds responsible for many of the yellow and red colours of plant and animal products. The main cause of carotenoid degradation in foods is oxidation.