Synthetic ethenol is produced by reacting ethene (in the presence of phosphoric acid) with
(c) Water (steam)
(d) Potassium dichromate
Most poisonous pollutant in water is
The study of principles and procedures of classification is
Which of the following does not possess a specialized conducting tissue for transport of water and other substances in plants?
During rainy season, the ground becomes slippery due to dense growth of
(b) Green algae
Cotton is related with the famiy
A 'flower bud' which is uses as a spice is obtained from
Who started the magazine 'Bahishkrit Bharat'?
(a) B.R. Ambedkar
(b) M.K. Gandhi
(c) Bhanda ji
(d) Jyotiba Phule
Who was shot at by Mangal Pandey?