Here are the key facts about photosynthesis in (subject, predicate, object) triples:

1. Photosynthesis (subject) is a process (predicate) carried out by plants and some microorganisms (object).
2. Photosynthesis (subject) converts (predicate) light energy (object) into chemical energy.
3. Plants (subject) use (predicate) carbon dioxide and water (object) in photosynthesis.
4. Chlorophyll (subject) is a pigment (predicate) found in the chloroplasts of plant cells (object).
5. Chloroplasts (subject) contain (predicate) the chlorophyll necessary for photosynthesis (object).
6. Photosynthesis (subject) produces (predicate) glucose and oxygen (object).
7. Glucose (subject) is a source of (predicate) energy for plants (object).
8. Oxygen (subject) is a byproduct (predicate) of photosynthesis (object).
9. Photosynthesis (subject) takes place (predicate) in the presence of sunlight (object).
10. Photosynthesis (subject) is the primary (predicate) source of energy (object) for most life on Earth.
