Question
Which of the following continents is also known by the
name 'The Dark Continent'?Solution
Africa : It is also known as the black continent. • It is the second-largest continent and has the highest number (54) of countries. • Algeria is the largest country by area in this continent. • The largest desert, The Sahara desert is located in this continent. Namib desert, Kalahari desert, and Chech desert are the other deserts. Lake Victoria is the largest lake in Africa and is also the reservoir of the river Nile. • Nile, Congo, and Niger are the major rivers of this continent. • The Savanna grasslands are found in this continent. Â
When acid reacts with metal carbonate, _______ is/are formed.
Aluminium is extracted from which ore?
Match the following gases with their typical uses:
List I (Gas)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â List II (Uses)
A) Argo...
Malathion is primarily used as a/an:
Litmus paper, used to test pH levels, is derived from which organism?
Which gas is primarily monitored to assess organic pollution in sewage and surface water?
Common name of Sodium Carbonate is?
What is the chemical name of quick lime?
Atomic number of an element is equal to the number of ____ in the nucleus.
Photochemical smog is a resultant of the reaction among