Which method may not be considered as food preservation method ?

What does RNA stand for ?

How can we symbolically write the Ozone Gas ?

Which of the following may be said to be the most harmful radiation emitted by the sun ?

Which of the following is not an electromagnetic wave ?

Which of the following cannot be considered as renewable source of energy ?

Which part of a body will be affected mainly by Fluoride Pollution ?

Combining of two non-metal atoms by sharing one or more pairs of electron is called :

For what technology is the abbreviation GPS being used globally ?

What is the scientific name of the atoms of the same element with different mass number ?

Which of the following is not a part of quantities used to discuss computer memory ?

Deficiency of iron in human diet causes :

In which direction does the Earth rotate on its axis ?

Which one of the following may be considered as factor having influence on intelligence ?

Plotting of the vibrations caused by an earthquake on paper is called :

Which one can be considered in representing the geographic coordinate system ?

Covid-19 is caused by :

Which can be considered as the unit of distance ?

Which one is not a part of cell phone structure ?

Which one is not a planet ?