Questions

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of thefour alternatives.

When the kerosene burned, the fuel in the tank below would be __________ pressure, and __________ a small circular flame would appear in the burner. The valve had tobe opened to let more kerosene vapour to the burner and pumping resumed. With the increase in pressure, the burner flame would spread _________ a loud noise. Tolower the flame, the valve had to be _________ opened to reduce the pressure and then tightened until the desired flame size was achieved. _________ you wanted theflame to be bigger, you had to hit the piston again. Pump stoves are still in vogue.

and __________ a small circular flame

The salt concentration (measured as salinity in parts per thousand), is less than ______ % in inland waters.

Particulates (< 1 μm size) remaining suspended in air indefinitely and transported by wind currents are called

The Union Ministry of Human Resource Development has released the ‘All India Survey on Higher Education (AISHE) Report 2016-17. Which of the following state has topped in terms of Gross Enrolment Ratio in Higher Education?

Why is weightlessness experienced while orbiting the earth in space ships ?

Which of the following represents the most complex trophic level?

______________ scheme launched by the Central Government plans to issue soil cards to farmers which will carry crop-wise recommendations of nutrients and fertilisers.

World Wetland day is celebrated every year on ___ February.