(For a Reuters live blog on U.S., UK and European stock markets, click LIVE/ or type LIVE/ in a news window) * FTSE 100 up 0.6%, FTSE 250 adds 0.5% April 7 (Reuters) - London’s FTSE 100 climbed on Wednesday as heavyweight commodity stocks gained and a weaker pound lifted exporters, while investors awaited final March service sector activity data later in the day. The blue-chip index rose 0.6%, with shares of large dollar-earning consumer staples companies including Unilever , Diageo Plc and British American Tobacco gaining between 0.3% and 1.4% on a softer pound. Energy Group BP Plc and Royal Dutch Shell Plc rose 1.8% and 0.8% respectively, while miners Rio Tinto , BHP and Glencore Plc added more than 1% each on higher crude and metal prices. The domestically focussed mid-cap FTSE 250 index advanced 0.5%, with Hilton Food Group jumping 2.1% after it reported an annual adjusted operating profit of 67 million pounds and proposed a final dividend of 19 pence per share. AstraZeneca Plc fell 0.8% after the University of Oxford paused a small UK trial testing the drugmaker’s COVID-19 vaccine in children and teenagers, as it waits for more data on rare blood clotting issues in adults who received the shot. (Reporting by Devik Jain in Bengaluru; Editing by Subhranshu Sahu)