TASK DEFINITION: Given a scientific question, generate a correct answer to it.
PROBLEM: Which kind of irrigation uses much less water than other methods?

SOLUTION: drip

PROBLEM: Starch and glycogen, as well as simple sugars like glucose and fructose, can all be categorized broadly as what?

SOLUTION: carbohydrates

PROBLEM: Copper oxide is a result of what two substances mixing?

SOLUTION:
copper and oxygen