What is svchost.exe? Is a Virus?
svchost.exe is a native Windows process. Is a part of Windows operating system functionality. Press CTRL+Alt+Del and choose Task manager -> Processes to view it.
On a single computer is normal to run multiple instances of svchost.exe
But some viruses may be disguised as svchost.exe file. You can check what processes are in the background of each service with right click and then Go to service
You will see highlighted what applications are in the back of each process.
In conclusion this services svchost.exe are native and are not computer threats, but some viruses may be hidden behind on it. You must trust and use an anti virus program, deleting a svchost.exe process may damage your operating system.
If you have problems, you can clean with
Win32/Conficker Worm Removal Tool
or use an anti virus program like Avast