Best Music: 1970s

Best Original Score:

1970: Love Story (Francis Lai)

Oscar winner: Love Story (Francis Lai)

1971: Straw Dogs (Jerry Fielding)+

Oscar winner: Summer of '42 (Michel Legrand)
Was this nominated?: Yes

1972: The Godfather (Nino Rota)

Oscar winner: Limelight (Charles Chaplin, Raymond Rasch, and Larry Russell)
Was this nominated?: No (disqualified)

1973: Sisters (Bernard Herrmann)+

Oscar winner: The Way We Were (Marvin Hamlisch)
Was this nominated?: No

1974: Chinatown (Jerry Goldsmith)

Oscar winner: The Godfather Part II (Nino Rota and Carmine Coppola)
Was this nominated?: Yes

1975: Jaws (John Williams)

Oscar winner: Jaws (John Williams)

1976: Taxi Driver (Bernard Herrmann)

Oscar winner: The Omen (Jerry Goldsmith)
Was this nominated?: Yes

1977: Star Wars (John Williams)

Oscar winner: Star Wars (John Williams)

1978: Halloween (John Carpenter)

Oscar winner: Midnight Express (Giorgio Moroder)
Was this nominated?: No

1979: Star Trek: The Motion Picture (Jerry Goldsmith)

Oscar winner: A Little Romance (Georges Delerue)
Was this nominated?: Yes

Best Original Song:

1970: "Ev'rybody Wants to Be a Cat" - The Aristocats

Oscar winner: "For All We Know" - Lovers and Other Strangers
Was this nominated?: No

1971: "Pure Imagination" - Willy Wonka & the Chocolate Factory

Oscar winner: "Theme from Shaft" - Shaft
Was this nominated?: No

1972: "The Morning After" - The Poseidon Adventure

Oscar winner: "The Morning After" - The Poseidon Adventure

1973: "Live and Let Die" - Live and Let Die

Oscar winner: "The Way We Were" - The Way We Were
Was this nominated?: Yes

1974: "Blazing Saddles" - Blazing Saddles

Oscar winner: "We May Never Love Like This Again" - The Towering Inferno
Was this nominated?: Yes

1975: "Camelot Song (Knights of the Round Table)" - Monty Python and the Holy Grail

Oscar winner: "I'm Easy" - Nashville
Was this nominated?: No

1976: "Gonna Fly Now" - Rocky

Oscar winner: "Evergreen (Love Theme from A Star is Born)" - A Star is Born
Was this nominated?: Yes

1977: "New York, New York" - New York, New York

Oscar winner: "You Light Up My Life" - You Light Up My Life
Was this nominated?: No

1978: "Annie's Back in Town" - Paradise Alley

Oscar winner: "Last Dance" - Thank God It's Friday
Was this nominated?: No

1979: "The Rainbow Connection" - The Muppet Movie

Oscar winner: "It Goes Like It Goes" - Norma Rae
Was this nominated?: Yes

+ Possible spoilers in the Straw Dogs and Sisters clips