Generate a sentence that answers this question: "Ecosystems".

Answer: an ecosystem contains large numbers of living organisms in a particular place
question: What sentence would provide a factual answer to this question: "An example of biofuel could be"

answer: biofuel is used to produce electricity by burning
Problem: What is a random fact?

Answer: an electron microscope creates a picture
Problem: Generate a sentence that contains a fact.

the coloration of fur is an inherited characteristic
Problem: Generate a sentence that contains a fact.
Sentence: as lightness in color of an object increases , the ability of that object to reflect light will increase
Problem: What is a random fact?

Answer:
a sifter is used for separating mixtures