Questions

The simplest organic compounds contain only the elements carbon and hydrogen, and are called hydrocarbons.

Here all the given options are hydrocarbons.

Vehicle skids are most likely to be caused by Driving too fast on slipping road.

A food chain is the only chain we can eat.

The presence of vitamin D in the body enhances the absorption of calcium by the intestine.

The two broad categories of software in a computer are

1. System software
2. Application software

System software controls how the system works and enables user to access all of the system hardware and application software

The OS, utility programs and drivers come under system software.

Application software are software used by the user to perform specific task. They are installed according to the user's requirements.

The word processor, web browser, players, spreadsheets etc... come under this application software.

Countries with autocracy-based governments i.e, Monarchy have a single ruler or a monarch until his death.