1
.
Photosynthesis
produces
____________________
and
____________________
.
2
.
Plants
are
important
to
the
environment
because
they
are
a
source
of
____________________
.
3
.
Light
is
____________________
when
it
passes
through
a
prisma
4
.
.
Sound
is
produced
by
the
____________________
of
a
____________________
5
.
Predation
is
a
type
of
relationship
in
an
____________________
6
.
All
food
sources
contain
____________________
