Science Facts Set-2

• The abbreviation of BCG is Bacillus Calmette-Guerin. It is a vaccine against tuberculosis.
• A superconductor is a material that conducts electricity with zero resistance.
• The word 'virus' comes from the Latin term 'virus' which means poison.
• Sound cannot travel in vacuum.
• A parasite is an organism that lives in a host, taking food from it. It attacks the host and lives at the expense of it.

• A Saprophyte is an organism that feeds on dead plants and animals.
• The Equatorial Radius of the Sun is about 109 times the Equatorial Radius of the Earth.
• Carolus Linnaeus is the father of modern taxonomy.
• Luminous objects are those objects which emit light of their own.
• Penguins, Kiwis and Ostriches are some birds which cannot fly. Penguins can swim.