(a) whether due to irregularities in allotment of blocks for exploration of oil
and natural gas, several companies having no credit have been allotted
blocks where exploration of oil has not started as yet despite lapse of time
allowed to them;
(b) if so, the details thereof;
(c) the number of companies engaged in exploration of oil and gas in both
private and public sectors as on January 31, 2007;
(d) the details of the companies which were awarded blocks but failed to
achieve the targets of exploration;
(e) whether ONGC and Reliance have drawn up any rig sharing policy; and
(f) if so, the details thereof ?