Union minister of state for home G Kishan Reddy also said there has been a decline in the incidents of stone-pelting since August 5.
Nearly 100 security personnel have been injured in stone pelting protests in last two months.
Lieutenant General KJS Dhillon added that with Asrar Ahmad Khan's demise the total number of civilian deaths caused by stone-pelting mounted to five.
Mohammad Yaseen Bhat of Gongoo area was hit by a stone in Pulwama area on Monday night, resulting in head injury, an officer said.
The administration had deployed about 800 police personnel and a team of doctors at the spot alongwith drone cameras.
Prohibitory orders have been imposed in the area and mobile internet services have been suspended till normalcy resumes.
Police said that six others have been detained for questioning in connection with the incident in which some stones had hit the truck at Zradipora in Uranhall locality of Bijbehara area in Anantnag.
The incident took place on Sunday evening in Sarvat locality, which comes under the jurisdiction of Civil Lines police station, police said.
The incident took place at Soura in Srinagar amidst government-imposed restrictions on communications and movement of people.
Authority of forces getting undermined, Governor rule will help restore normalcy in Jammu and Kashmir: Ex-DGP Kuldeep Khoda
He feels now that Governor's rule has been imposed, things should improve and law and order management should be better.
Six grenade attacks in the Kashmir Valley, including one at the residence of PDP MLA Mushtaq Shah, have taken place in the last 48 hours.
Unidentified stone-pelters, driver booked after protester hit by CRPF vehicle dies in Kashmir's Srinagar
One youth was killed and another injured after they had allegedly been hit by a CRPF vehicle during clashes between protesters and security forces in Nowhatta.
Father of Chennai tourist who died in Kashmir stone-pelting repeatedly told not to reveal details to media
When asked about his son’s trip details to Jammu and Kashmir, Rajavelu said that certain government officials had told him not to reveal the details to anyone.
Jammu and Kashmir CM Mehbooba Mufti met the family of the tourist. “My head hangs in shame,” she said.
Hurriyat Conference chairman Mirwaiz Umar Farooq stops short of condemning stone-pelting on school bus in J-K
Mirwaiz today called the stone-pelting incident on a school bus in Shopian district "hooliganism" but stopped short of condemning the attack in which a Class 2 student was injured.