1911: Direct taxation was introduced by the ...... committee.
(a) Wanchoo
(b) Chetty
(c) Kaldor
(d) Raja Chelliah
1912: Galvanised iron sheets are protected from rusting due to the presence of a layer of
(a) lead
(b) chromium
(c) zinc
(d) tin
1913: What is common to the places known as Aliyar, Isapur and Kangsabati?
(a) Recently discovered uranium deposits
(b) Tropical rain forests
(c) Underground cave systems
(d) Water reservoirs
1914: Mycorrhiza is a symbiotic association between
(a) Bacteria and roots of higher plants
(b) Algae and roofs of orchids
(c) Fungi and roots of higher plants
(d) Protozoa and roots of higher plants
1915: Recently, linking of which of the following rivers was undertaken?
(a) Cauvery and Tungabhadra
(b) Godavari and Krishna
(c) Mahanadi and Sone
(d) Narmada and Tapti