Answer:
the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.
the process by which plants make their own food with the help of water , sunlight, carbon dioxide and chlorophyll
B. the way they are formed
Explanation:
d. all of the above
all the above answers are correct about Science
Change their external environment is the correct answer.