The most recent figures show pregnancies for under-16s rose by 4 per cent in 2005.
The Department of Children, Schools and Families welcomed the report, saying that ministers would consider some of its recommendations when its advisory group publishes its findings later this year.
Mr Justice Spencer told Bamford: "In total you inflicted in excess of 40 knife wounds to the head and body of Paul Jefferies with at least three knives."They included stab wounds to his face, close to the right eye and to his forehead where the knife scored the skull."He added: "The overall attack must have lasted several minutes, during which time he was conscious and mobile."You must have realised by the end that he was fatally injured.
It called for all children to have a course of sex and relationship classes before 11, unless their parents opt out, to enable them to make "informed choices" about sex.
Yesterday, the MP said: "The dangers of ignorance about sex are clear.
Without proper information, many teenagers will not acquire the personal confidence or social skills to be able to make informed choices about sex before the onset of puberty and before sexual opportunities arise."A reliance on providing just the basic biological facts, rather than the emotional or, indeed, spiritual context for sex, can leave many youngsters painfully exposed to highly sexualised media messages and peer pressure."However, Labour MP Jim Dobbin, who chairs the allparty parliamentary pro-life group, said: "The danger with sex education is that it promotes sex among young people. Rather than teaching children more about sex there needs to be more emphasis on the benefits of family life."The current curriculum requires the teaching of biology and the basics of reproduction in school.
He added that Mr Jefferies' abilities were recognised and he worked his way up to enjoy an "impressive" career as a civil servant.
No victim impact statement was prepared for the sentencing hearing as, since his early 20s, the "shy and private" Mr Jefferies had been estranged from his family who refused to accept his homosexuality, a rift which had a "profound" impact on him, the court heard.