Home ยป How long does the development of a worker bee take from laying of egg to emerging as a fully formed adult? Apiculture MCQs How long does the development of a worker bee take from laying of egg to emerging as a fully formed adult? January 6, 2022 26 Views Q. How long does the development of a worker bee take from laying of egg to emerging as a fully formed adult? A. 21 days B. 24 days C. 16 days D. None of these Answer: 21 days