Q: Fact: grey clouds appear before precipitation
Question: In the intermediary before rain falls, observers may note

A: menacing skies

Q: Fact: if too much heat is transferred to an object then that object may burn
Question: A potato that is placed in a roaring bonfire, when compared to a potato left in a warm oven for an hour, will

A: scorch

Q: Fact: consumers eat other organisms
Question: Consumers eat other what?

A: weaker bugs

Q: Fact: the kidney removes byproducts from the blood
Question: What would be removed via the kidneys?

A:
bacteria