Let the speed of boat in still water =B and speed of stream =S B=12km/h, S= 3km/h Speed of the boat in upstream =B-S=9km/h Speed of the of the boat in Downstream =B+S =15km/h ATQ- Total time = (270/9 +270/15) =30+18=48hours.
Which one of the following is the group of herbicide affecting synthesis of amino acids like valine, leucine and isoleucine?
Which is a single use plan that covers a relatively large set of activities?
If a government uses barriers to foreign products such as biases against a foreign company's bids, or product standards that go against a foreign compan...
Which one is insect trap crop?
What is the type of farming when the annual rainfall is 750-1150 mm?
Match List I with List II
Choose the correct answer...
Silk is the secretion of:
Movement of water upto the stem and reaching all parts of the plant is due to
Methemoglobinemia disease is caused due to toxic concentration of
The category of weeds is characterized by a lifespan of more than two years and can propagate through various means such as underground stems,...
