3rd Grade-Life Sciences
3. Adaptations in physical structure or behavior may improve an organism's chance for survival. As a basis for understanding this concept:
a. Students know plants and animals have structures that serve different functions in growth, survival, and reproduction.
c. Students know 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.
d. Students know when the environment changes, some plants and animals survive and reproduce; others die or move to new locations.
6th Grade-Life Sciences
5. Organisms in ecosystems exchange energy and nutrients among themselves and with the environment. As a basis for understanding this concept:
b. Students know matter is transferred over time from one organism to others in the food web and between organisms and the physical environment.
d. Students know different kinds of organisms may play similar ecological rolse in similar biomes.
e. Students know the number and types of organisms an ecosystem can support depends on the resources available and on abiotic factors, such as quantities of light and water, a range of temperatures, and soil composition.