Q: Fact: bacteria can help digest food in humans
Question: In humans, bacteria can help digest what?

A: nutriment

Q: Fact: if a population decreases to zero then that organism is extinct
Question: Which of the following has a population of zero?

A: Merriam's elk

Q: Fact: timber companies cut down trees
Question: What is a likely product of a timber companies activities?

A: the ruler in your backpack

Q: Fact: as the size of a flower increases , the number of pollinators it will attract increases
Question: What does girth in a flower do?

A:
increases the pollenator amount