Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Single-celled eukaryotes that share some traits with animals are also called?
Single-celled eukaryotes that share some traits with animals are also called?

According to the english system measurement, 4 cups much is equal to 2 pints, 1 quart, and ¼ of a gallon.
According to the english system measurement, how much is equal to 2 pints, 1 quart, and ¼ of a gallon?

Physical and chemical differences help ecologists distinguish between freshwater and marine types of biomes.
Physical and chemical differences help ecologists distinguish between freshwater and marine types of what?