A shutdown was also called by the Itihadul Muslimeen, a religious organisation, against the incident and clashes took place between protesters and security forces.
People's Conference leader Sajjad Lone claimed the police had fired pellets but the force denied the charge, saying it had used only tear gas.
Markets and educational institutions were shut and most transport went off the roads as protests broke out in all 10 districts of the Valley with those taking to the streets seeking death for the young man, Tahir Ahmed Mir, who allegedly raped the girl in Bandipora on May 9. He assured fast track investigation into the case. "We are treating the accused as a major and not as a juvenile", a senior police official told PTI.
According to the Baramulla police, at least 47 security personnel were injured during a violent clash between protesters and security forces, on the National Highway in North Kashmir's Baramulla district on Monday. "Now we are again demanding capital punishment for the accused, otherwise, such things will be repeated".
Sri Lanka imposes curfew after mobs target mosques
Muslims make up around 10 percent of Buddhist-majority Sri Lanka´s 21 million population and Christians about 7.6 percent. Sri Lanka has been on edge since the April 21 attacks on three hotels and three churches which left 258 dead.
Reports said the incident came to light on Tuesday after Ganderbal police arrested a youth identified as Asif Ahmad wani son of Mohd Maqbool Wani a resident of new Colony Harran Ganderbal on Tuesday.
"A medical board will determine the age of accused through ossification test". Members of JK Youth Alliances (JKYA) also marched towards Raj Bhavan here, demanding time-bound investigation and exemplary punishment to the rapist.
Choudhary said the school principal had been detained for questioning to ascertain the circumstances under which he had issued the certificate.
Jammu and Kashmir governor Satya Pal Malik has directed the concerned officials to work swiftly in the case. "Society often blames women for inviting unwanted attention but what was this child's fault?Times like these, Shariah law seems apt so that such pedophiles are stoned to death".
Another separatist leader with a wide following in Kashmir, Syed Ali Geelani, said the alleged crime was "a black stain on the social fabric" of Kashmir. "All of Kashmir stands in unison..."