In another incident, militants chopped off the hands of a man in Tral Area in Pulwama district, 30 km from Srinagar.
A defence spokesman clarified that the civilian died when militants, escaping after attacking an army column, opened fire.
5 ultras killed, 4 arrested, 60 kg explosives seized in J&K
The encounters took place in Pulwama, Ganderbal and Kupwara districts of the Kashmir valley, a police official said.
Unidentified militants lobbed a grenade on a CRPF patrol at Awantipora chowk, 30 kms from Srinagar, around 1215 IST, they added.
A Lashkar-e-Tayiba militant was on Tuesday killed in an encounter with security forces in a village about 35 kms from Srinagar in Pulwama district.
An encounter broke out on Wednesday between militants and security forces in Awanitpora area of south Kashmir's Pulwama district but no casualties have been reported so far.
Police said the injured have been taken to various hospitals in Srinagar.
The air strike was carried around 3:30 am, the sources said.
Shortly after arriving from Delhi, the home minister attended a solemn function in Srinagar where the remains of 40 CRPF personnel were kept in coffins, draped with tricolour.
Police said two army soldiers of 42 Rashtriya Rifles who were injured in the militant attack were evacuated to a hospital for treatment.
The police, assisted by Rashtriya Rifles, raided Neloora village of Pulwama district to flush out the hiding militants
The grenade was aimed at a security patrol but lost its mark and exploded on a road.
The encounter started when security forces launched a joint operation in Posta-Potra village in Gundana area, 26 km from Doda town, following information about presence of some terrorists, the officials said.
Army chief General Bipin Rawat has already been given the Z-plus security.
Two AK rifles and a carbine were recovered from them.
Troops of 55 Rashtriya Rifles and the police launched a joint operation at a village in Pulwama district on Friday night.
The mortal remains of the Central Reserve Police Force jawans killed in the audacious attack in Pulwama in Jammu and Kashmir were brought to New Delhi on Friday evening in an Indian Air Force plane, officials said.
Srinagar Senior Superintendent of Police Rakesh Balwal, who has expertise in handling terror-related cases, has been "prematurely" repatriated to Manipur cadre where a fresh bout of violence has worsened the already tense situation.
Posters printed in Urdu, seen pasted in several villages of Anantnag and Pulwama districts of South Kashmir, have asked people to boycott the polls.
They posed as army personnel. After the killings they fled with the cops' service rifles.
Security personnel in Shopian town were the target, but those who got hurt were civilians.
Two terrorists carried out a 'fidayeen' attack on an Army camp in Jammu's Rajouri district in the early hours of Thursday, killing three soldiers.
Rahul and Priyanka paid tributes to the slain soldier. They were also seen consoling the members of the bereaved family.
Dar, a resident of Solina in Srinagar, was arrested by the Intelligence Bureau sleuths from the Gas Turbine terminal at Pampore in South Kashmir's Pulwama district Saturday evening.
The officer made attempts to get the terrorist to give up by reminding him of his parents and wife.
The incident took place at Sirnoo village in the morning when the security forces laid siege to a locality based on intelligence reports about the presence of three terrorists, including an army deserter - Zahoor Ahmad Thoker, in the area, police officials said.
The minister termed the killing of CRPF personnel at Pampore as an act of 'frustration' on part of Pakistani terrorists several of whom were killed by Indian forces in past one year.
Having spent five days with his family, V V Vasanth Kumarhad just returned to join his new posting in Kashmir when tragedy struck.
The EC notification said the state administration apprehends that "violent attempts" can be made by miscreants to thwart the poll process.
Home Minister Rajnath Singh likely to visit Jammu and Kashmir tomorrow.