4016: In India, the tax proceeds of which one of the following as a percentage of gross tax revenue has significantly declined in the last five years ?
(a) Service tax
(b) Corporation tax
(c) Excise duty
(d) Personal income tax
4017: The Speaker of the lower house of a State can step down by submitting his resignation to the:
(a) Chief Minister
(b) Governor
(c) Deputy Speaker of the House
(d) President
4018: The structural changes in exports means:
(a) Change in the commodities of export
(b) Increasing exports along with the imports
(c) Increasing imports
(d) Change in the commodities of imports
4019: Cape Canaveral, the site from which space shuttles are launched is located on the coast of
(a) Virginia
(b) Florida
(c) South Carolina
(d) North Carolina
4020: The half-life of a radio active element is 5 years. The fraction of the radioactive substance that remains after 20 years is
(a) 1/2
(b) 1/4
(c) 1/8
(d) 1/16