TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Clear mucus is secreted before ejaculation to neutralize acidic urine remaining in the urethra.

SOLUTION: What is secreted before ejaculation to neutralize acidic urine remaining in the urethra?

PROBLEM: Resonance is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule.

SOLUTION: What is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule?

PROBLEM: Water at the surface of the ocean absorbs more energy from the sun of the following is the main reason water at the surface of the ocean is warmer than water at the bottom of the ocean.

SOLUTION:
Which of the following is the main reason water at the surface of the ocean is warmer than water at the bottom of the ocean?