What macromolecule is produced during photosynthesis for plant food?
lipids
amino acids
proteins
carbohydrates

Photosynthesis is the process by which the plants make their food  using sunlight and water. By using the energy from the sunlight and absorbing the water molecules from the soil, the plant produces glucose molecules. The glucose is a carbohydrate. It is the source of energy for performing the different functions of the plant.

Hence, the answer is 'carbohydrates'.

clumped distribution, because you'de have all of the population gathered in a relatively small are.

it's the most common because it provides protection and a mate for reproduction

example: humans, seeweed, cattles, etc.