Misc: what's a plant or animal that is food for parasites called?

Questions

which film won the best picture oscar in 1990?

'dances with wolves' won the best picture oscar in 1990, 1991, or 1993?

what has a horse in a maiden race never done?

what is the title of episode 1 in the new 'star wars' triliogy?

who won the oscar for best actress 1987 in the film 'moonstruck'?