Questions

As water is cooled from 4 deg C to 0 deg C, the water reaches its freezing point and starts forming ice crystals. Then the volume of that ice cubes increases and its density decreases. Hence, it is the reason that ice will float on water as ice has less density than the water.

A command economy types of government decide which goods would be produced without any interference of the public.

Command economy ran in Germany during the rule of Adolf Hitler. 

A command economy tends to exist under a socialist government that provides a lot of regulation.

Lime is sometimes applied to soil in order to increase the acidity of the soil.

Nucleoli are present during Interphase.

Chromosomes become visible during Prophase.

Centromeres divide and sister chromatids become full-fledged chromosomes during Anaphase.

Spindle fibers attach to kinetochores during Prometaphase.

MAX command is used to return maximum value from result setMAX 

Inventors and their Inventions ::

• Sir Richard Arkwright - Father of industrial revolution.

• Michael Faraday - Discovered Benzene and invented Bunsen Burner.

• Thomas Alva Edison - Invented Phonograph and motion picture camera.

A team of researchers at IBM has created the world’s smallest magnet using a single atom which can store one bit of data on it.