Here is the full list of all 11 Task is to Survive achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Kill 400 monsters
Die 10 times
Kill 300 monsters
Kill 200 monsters
Kill 100 monsters
10 shots with a pompgun
Use the kit (Key "E") 10 times
Up 10 times first aid kit
Up 10 times the ammo
10 shots with rifle
10 shots with the machine