FOSS AND CALIFORNIA STANDARDS
The Structures of Life Module supports the following Life Sciences
Content Standards for grade 3.*
LS3. Adaptations in physical structure or behavior may improve
an organism’s chance for survival.
As a basis for understanding this concept, students know
LS3a. plants and animals have structures that serve different
functions in growth, survival, and reproduction.
LS3b. examples of diverse life forms in different environments,
such as oceans, deserts, tundra, forests, grasslands, and
LS3c. living things cause changes in the environment in which
they live: some of these changes are detrimental to the
organism or other organisms, and some are beneficial.
LS3d. when the environment changes, some plants and
animals survive and reproduce; others die or move to
LS3e. that some kinds of organisms that once lived on Earth
have completely disappeared and that some of those
resembled others that are alive today.
*Science Content Standards for California Public Schools: Kindergarten
through Grade Twelve (Sacramento: California Department of