Questions

Allows for expansion or contraction of the trachea. Hence, so large masses of food can pass through the esophagus during swallowing.

Black soils are rich in montmorillonitic and beidellitic group of clay minerals and are poor in nitrogen, phosphorus and organic matter. Black soils are most suitable for the cotton crop hence it is also known as black cotton soil. Besides cotton, the soil is suitable for the cultivation of crops like wheat, groundnut, chillies, tobacco and jowar.

Interior gateways connect LANs of one organization, whereas exterior gateways connect the organization to the outside world.

The first oil well was dug in 1859. The oil production has since declined but it retains its name for high grade oil

Floating gate avalanche injection MOS (FAMOS) transistor is used in each cell of EPROM.

The system unit of a personal computer typically contains microprocessor, disk controller and serial interface but it does not contain modem.

Ctrl+Shift+F Opens the Font dialog box with the focus at the Font combo box.