What is the green pigment found in the chloroplasts of both plants and algae?
a. chlorophyll
b. protists
c. archegonium
d. bryophyte

The correct answer is A - chlorophyll.

It is a green pigment found in the chloroplasts of green plants. Chloroplasts are mostly found in the leaves of green plants and also in some algae.

Plants use chlorophyll to trap light energy from the sun. Without the light energy, plants cannot be able to carry out the process of photosynthesis, which converts water and carbon dioxide  into starch that plants use for food. 

Photosynthesis also releases oxygen which is vital for animal life.

several tissues working together form an organ, and several organs together make up an organisms.

the group of cell that carries out special jobs are tissue.