Questions

Metropolis is a central city with the developed area surrounding it while Megalopolis is a region made up of 2 or more metropolitan areas.

Mitochondria are known as 'Power House' of the cell because they produce energy in the form of ATP.

From the aboe given options, only extreme and unexplained tiredness is the symptom of AIDS.

The other symptoms of AIDS include: recurring fever, thrush — a thick, whitish coating of the tongue or mouth that's caused by a yeast infection and sometimes accompanied by a sore throat, diarrhea that lasts more than a week, headaches, lightheadedness, and/or dizziness.

When a company or corporation earns a profit or surplus, that money can be put to two uses it can either be re-invested in the business called retained earnings or it can be paid to the shareholders as a dividends.

RAM stands for Random Access Memory.

Three Logic Levels are used and they are High, Low, HIgh impedance state. The high and low are normal logic levels & high impedance state is electrical open circuit conditions. Tri-state logic has a third line called enable line.

China has been by far the biggest coal producing country over the last three decades. The country produced about 3.6 billion tonnes (Bt) of coal in 2012 accounting for over 47% of the world's total coal output.