Are there any
Differences between the cells of single celled organisms and the cells in your body?

Unlike in single celled organisms each cell has a single purpose. For example, white blood cells help keep the body safe. They don't have to worry about making the body move or helping it eat. Cells group together and make up tissues.

Explanation:

the answer is d p: cell, q: organ, r: organ system, s: tissue

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602