It's 30 years since Crowley began his radio career, as a co-presenter on Radio 1's In Concert programme. He had joined the BBC from NME, then the New Musical Express, where he took over on reception from Danny Baker, who had been appointed as a staff writer, alongside Tony Parsons and Julie Burchill.
Answers: Biotic Factors Biotic, meaning of or related to life, are living factors. Plants, animals, fungi, protist and bacteria are all biotic or living factors. Abiotic Factors Abiotic, meaning not alive, are nonliving factors that affect living organisms.
Population control may involve culling, translocation, or manipulation of the reproductive capability. The growth of a population may be limited by environmental factors such as food supply or predation. The main biotic factors that affect population growth include: Food â both the quantity and the quality of food are important.