2. Where do each of these reactions take place?
Please help

Answer:
Chloroplast, mitochondrion
Explanation:
Photosynthesis occurs in the chloroplast, whereas cellular respiration occurs mainly in the mitochondrion.
Answer:
Mitochondria.
Explanation:
The Mitochondria is the powerhouse of the cell, meaning most processes that create energy (such as photosynthesis and respiration) occur in it.