Questions

Wavelength of a wave can be measured with the distance between two nearest crest and crest or nearest troughs. It is measured as armstrong units.

A morpheme is the smallest unit of a word that provides a specific meaning to a string of letters.

World Consumer Rights Day is being observed globally on 15 March which is an awareness day for the consumers.

About 150 - 200 species of plant, insect, bird and mammal become extinct every day or 24 hrs.

This is not an accurate but an estimation by U.N. Convention on Biological Diversity and Global Extinction Rates. It is also said that current extinctions were 'up to 100 times higher than the background rate.'

Belarus is a European country whose capital city is Minsk.

Majuli or Majoli is a river island in the Brahmaputra River, Assam and in 2016 it became the first island to be made a district in India.