- Mitochondria: The primary site of respiration, where glucose is broken down to produce energy in the form of ATP.

For photosynthesis:

- Chloroplasts: Contain chlorophyll, the pigment that absorbs light energy, and other necessary enzymes and structures for the light-dependent and light-independent reactions of photosynthesis.

- Thylakoid membranes: Found within chloroplasts, they contain chlorophyll and other protein complexes involved in the light-dependent reactions of photosynthesis.

- Stroma: The fluid-filled matrix of the chloroplast where the light-independent reactions of photosynthesis take place.

These organelles work together to carry out the processes of respiration and photosynthesis, which are essential for the survival of geranium leaf cells and the overall plant.