Which one of the following processes takes place in lakes during eutrophication?
The natural dye present in turmeric is known as
Which one of the following is the difference in local time between the places located at 165oEast and 165o West?
Which of the following is not correctly matched?
Which among the following planets is smaller in size than the Earth?
Shimsha, Hemavati and Arkavati are the tributaries of which of the following rivers?