The demand fpr Indigo increased in late 18 century British because of___________
(Rich in Blue colour, rich in Green colour, rich in minerals)
Fill in the blanks:
(a) Growers of woad in Europe saw ___________ as a crop which would provide competition to their earnings.
(b) The demand for indigo increased in the late-eighteenth-century Britain because of ____________.
(c) The international demand for indigo was affected by the discovery of ___________.
(d) The Champaran movement was against ______________.
You are given a dise divided into seven sectors with colours violet, indigo, blue, green, yellow, orange and red in them. What would be its colour when it is rotated rapidly ?