One instructional objective of the unit was to provide students with tools used by entomologists, such as a microscope, to carry out scientific investigations on insects of their choice.
(One instructional objective of the unit; was; to provide students with tools) (tools; used; by entomologists, such as a microscope; to carry out scientific investigations on insects of their choice)
One instructional objective of the unit tools
was used
to provide students with tools
by entomologists, such as a microscope to carry out scientific investigations on insects of their choice