Questions

Spalling hammer is used for Rough dressing of stones.

"Bacteria take DNA from their environment" is what best describes transformation in bacteria.

Wireless transmission can be done via any of the Infrared waves, Radio waves or Microwaves.

The `fork()’ used to create a new process from an existing process. The new process is called the child process, and the existing process is called the parent. We can tell which is which by checking the return value from `fork()’. The parent gets the child’s pid returned to him, but the child gets 0 returned to him.

Gammaxene, D.D.T. & Bleaching powder are important compounds of Chlorine.