Questions

The river which starts flowing from Himalayas on the North to southwards to empty in the Arabian sea is Indus River.

Gene flow means migration of genes from one to another. This gene flow is caused by individuals moving into population.

• Two Indian companies, Tata SteelBSE and Wipro have been named in the list of world’s most ethical companies by American think tank Ethisphere Institute.

• Ethisphere honors those companies who recognize their role in society to influence and drive positive change in the business community and organizations around the world.

• In 2017, 124 honorees were spanning five continents, 19 countries, and 52 industry sectors.

• Wipro is one of the two information technology companies named in the list, the other being Xerox Corporation.

Size of the primary memory of a PC ranges between 256 KB to 640 KB.

Microprocessor contain ROM chip beacause it contain instructions to execute data. It contain the monitor program which not only include execution instruction but also interfacing program

A respirometer is a device used to measure the rate of respiration of a living organism by measuring its rate of exchange of oxygen and/or carbon dioxide.

Sound is a mechanical vibration and needs a medium for propagation. The higher the density of the medium, the faster the sound travels. So, sound cannot travel through vacuum.

As the sound travels faster in solids than liquids and gases, sound travels faster in the glass than Air and water.