Seventeen-year-old Rinku Singh of Belhi VDC hanged herself to death after coming to know that she failed to pass the exams.
Family members said she took the extreme move when there was no one in the house.
Boy kills self after failing in SLC
Lamichhane claimed that the cooperative fraud case was used as a pretext to launch political retaliation against the party, which intensified after the Nepali Congress-led government came to power.