Uyou read ine chapter, respond to these statements.
1. write an a if you agree with the statement.
2. write a d if you disagree with the statement.
before you read
after you read
communities, biomes, and
ecosystems
once an ecosystem is established, its
plant and animal species remain the
same.
over time, a forest can develop from
bare rock
mountains are not a biome because
climate, plants, and animals change with
elevation.
most of earth's freshwater is locked
in ice.
science journal