March 31 (Reuters) - The following bids, mergers,

acquisitions and disposals were reported by 0930 GMT on Monday:

** Varo Energy, backed by private equity giant Carlyle Group ( CG )

and the world's biggest trading house Vitol, said it had

agreed to buy Swedish refiner Preem, betting on growing demand

for biofuels.

** Sweden's Fortnox said that its largest owner First

Kraft and private equity group EQT had made a joint

cash offer for the accounting software firm, pushing its share

price up 36% at opening.

(Compiled by Rajarshi Roy and Priyanka.G in Bengaluru)