TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Hand lens tool should a student use to see the patterns on a small object.

SOLUTION: Which tool should a student use to see the patterns on a small object?

PROBLEM: When a sperm penetrates the egg, it triggers the egg to complete meiosis.

SOLUTION: When a sperm penetrates the egg, it triggers the egg to complete what?

PROBLEM: Galaxy of these is last if ordered in increasing size: galaxy, solar system, star cluster.

SOLUTION:
Which of these is last if ordered in increasing size: galaxy, solar system, star cluster?