ANSWER:
1. Flower - Not affected, because when bee gets the nectar to the flower it doesn't harmed the flower or there's no damage or defects happened in flower.
2. Bee - Benefited, the bee collects nectar in flowers. The nectar has many uses in life of an bee like they use it as food and for making an honey.
The symbiotic relationship between flower and bee is COMMENSALISM where one organism is benefited while others is not affected nor harmed.
