TASK DEFINITION: Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.
PROBLEM: Fact: cows can communicate with sounds, chemicals or visual cues. 
Question: what can communicate with sounds, chemicals or visual cues?

SOLUTION: cows.

PROBLEM: Fact: animals require plants to survive. 
Question: Animals require plants to what?

SOLUTION: survive.

PROBLEM: Fact: The type of material through which sound passes changes the speed at which sound moves from place to place. 
Question: the type of material through which sound passes changes?

SOLUTION:
speed at which sound moves.