The question asks for the year IBM invented the 'Pen Drive'. The provided options are 2003, 1998, 1990, and 1988.
Research indicates that IBM developed the first USB flash drive, commonly known as a Pen Drive, and introduced it to the market.
Therefore, IBM invented the Pen Drive in the year 1998.
Who explained the structure and reproductive system of algae in 1935?
In which year did E Gorter and F Grendel make a breakthrough by examining the surface area of lipids and concluded that the lipid surface surrounding cells must be of two layers?
The scientific study of different aspects of plants is called ________.
________ is the study of the size, territorial distribution and composition of population and how population changes over time due to births, deaths, migration and ageing.
AG Tansley put forward the concept of ______ in 1935.