Numerous ways. Depends on the production, budget and directorial focus. Effects are typically panned, orchestral soundtrack stuff usually recorded using big spaced arrays, location ambiences recorded in numerous ways from stereo to surround, using various arrays ranging from compact to larger spaced setups, and/or manipulated/created/upmixed using convolution reverbs and other advanced techniques. Blockbuster movies are where the big money is, and have budgets far larger than any music labels recording in surround.