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Which of the following plants is used to...

Which of the following plants is used to extract the blue dye ?

A

Trifolium

B

Indigofera

C

Lupin

D

Cassia

Text Solution

Verified by Experts

The correct Answer is:
B
Indigofera tintoria and T suffruticogo are the two plants belonging to the family-Fabacease that produce blue indigo dye.
The other options are incorrect as
Trifolium is used as fodder.
Lupin is an ornamental plant.
Cassia is a shrub usually grown on the road side as an ornamental plant.
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