GENERAL KNOWLEDGE

Detailed explanation-1: -Natural rubber is obtained from latex, a milky liquid present in either the latex vessels (ducts) or in the cells of rubber-producing plants. Around 20, 000 species of plants produce latex, but only 2, 500 species have been found to contain rubber in their latex.

Detailed explanation-2: -rubber tree, (Hevea brasiliensis), South American tropical tree of the spurge family (Euphorbiaceae). Cultivated on plantations in the tropics and subtropics, especially in Southeast Asia and western Africa, it replaced the rubber plant in the early 20th century as the chief source of natural rubber.