Q: Fact: sand dunes are made of sand
Question: The mounds at the beach are made of

A: silica

Q: Fact: natural disasters can cause animals to leave an environment
Question: A series of horrible earthquakes can effect deer populations by forcing

A: relocation

Q: Fact: dead organisms are the source of nutrients for decomposers
Question: Dead organisms are the source of what for decomposers?

A: nutriment

Q: Fact: seed dispersal is when the seeds of a plant are moved from the plant to a new environment
Question: If the source of a bean is very far away, and the bean becomes a source for another, separate bean, then the original bean was

A:
a dispersed seed