Are formed when atoms bond together .
a. electrons
b. atoms
c. compound
d. elements
because they are made up of more than one atom.
a. atoms
b. electrons
c. neutrons
d. elements

ok

explanation:

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602