Directions: Choose a suitable one-word substitute for the given phrase from the options under the question An animal or plant that lives in or on another animal or plant.
The correct answer is parasite. A parasite is defined as an organism that lives in or on another organism (its host) and benefits by deriving nutrients at the host's expense. The other options do not fit this definition. Sycophant means a self-seeking flatterer. Bigot refers to a person who is intolerant towards those holding different opinions. Proselyte is a convert to a religion or belief. Chauvinist describes someone displaying aggressive or exaggerated patriotism.