The Indian Air Force (IAF) chief Arup Raha on Friday said there was a threat from terror groups such as Al Qaeda but the country is ready to tackle such outfits. ‘There is a threat perception from such agencies but the nation is prepared for it,’ he said when asked about the al-Qaeda threat to start operations in India. He was talking to reporters on the sidelines of a seminar on the role of Air Force in the 1965 war with Pakistan.