In the firing and shelling, Maryam Bi, the minor girl, was injured in Kanote forward village and Razia and porter Akbar were injured in Shahpur forward village, the officials said.
The bomb disposal squad of the Army reached the spot and the area has been cordoned off.
Meanwhile, security forces have eliminated two terrorists in a counter-terrorism operation in Gopalpur area of Kulgam district of the state.
Pakistan army shells forward posts, hamlets along LoC in Jammu and Kashmir's Poonch, 2 civilians injured
Pakistan violated ceasefire by resorting to heavy mortar shelling and firing along the LoC in Mankote and Krishna Ghati sectors of Poonch district.
Ten people, including four soldiers, have been killed and over 50 people injured in Rajouri and Poonch districts since India's February 26 air strike on a JeM terror camp.
As a precautionary measure, all schools along the Line of Control in Poonch and Rajouri districts have been closed in view of the Pakistani shelling.
Sobia was killed and two persons suffered injuries when a shell exploded near their house in a village in Shahpur sub-sector along LoC late Monday afternoon, officials said.
This is for the fourth consecutive day that Pakistan has violated the ceasefire in the twin districts of Poonch and Rajouri.
Mohammad Mushtaq was hit by splinters of a mortar shell which exploded near his house at Narala village in Mankote sector, the officials said.
Army Jawan Hari Waker, a resident of Rajasthan, suffered injuries in the ceasefire violation and was shifted to Army Hospital where he died.
The sources said an under-barrel grenade launcher (UBGL) grenade and a hand grenade were recovered from Rajinder Singh's possession.
'At around 4.30 a.m. today, the Pakistan Army resorted to unprovoked ceasefire violation by shelling mortars and firing of small arms along the LoC,' Defence ministry spokesperson.
Indian army spokesperson said Pakistan initiated unprovoked ceasefire violation by heavy shelling with artillery and firing of small arms.
In the next 10 years, alternative forums of media will grow and it is difficult to project their growth at this point, the minister said.
Border residents in Poonch accused Pakistani troops of targeting civilian areas along the Line of Control.