Question

The Port of London is that part of the River Thames in England lying between Teddington Lock and the defined boundary (since 1968, a line drawn from Foulness Point in Essex via Gunfleet Old Lighthouse to Warden Point in Kent)[1] with the North Sea and including any associated docks.[2] Once the largest port in the world, it is the United Kingdom's largest port, as of 2019.[3] Usage is largely governed by the Port of London Authority ("PLA"), a public trust established in 1908; while mainly responsible for coordination and enforcement[4] of activities it also has some minor operations of its own.[5]​

Answer 1

In botany, perennation is the ability of organisms, particularly plants, to survive from one germinating season to another, especially under unfavourable conditions such as drought or winter. ... Common forms of perennating organs are storage organs (e.g. tubers, rhizomes and corm), and buds.

Answer 2

Answer:

mixture of gases (chiefly hydrogen, methane, and carbon monoxide) obtained by the destructive distillation of coal and formerly used for lighting and heating

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