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Q. Red colour of tomatoes, carrots and chillies is due to the presence of a type of carotene pigment called as

Photosynthesis in Higher Plants

Solution:

Carotenes are hydrocarbons with a general formula of $C_{40}H_{56}$. Red colour of tomato, carrots and chillies is due to carotene called lycopene. The most common carotene is $\beta$-carotene. It is converted to vitamin $A$ by animals and human beings.
$\underset{\text{$\beta$- carotene}}{C_{40}H_{56}} \rightarrow \underset{\text{Vitamin A}}{2C_{19}H_{27}CH_{2}OH }$