Can you plug a PCI 2.0 supported card in a PCI 3.0 slot

[lanmansan]

I have a gt 440 card that supports PCI 2.0 but Can I use the PCI 3.0 for it? Or just use the PCI 2.0 slot?

 

[lanmansan]

Thanks!

 

[lanmansan]

Best answer selected by lanmansan.