Photosynthetic (autotrophic) protistans include all of the following except?
a. algae
b. diatoms
c. dinoflagellates
d. euglena
e. seaweeds
f. kelp
g. radiolarians and foraminiferans

Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere