The book includes the main sections and topics of radiation biology. Tests are intended for students of higher educational institutions studying in the specialty "Veterinary" and the direction "Zootechnia", during self-training, intermediate and test control of students' knowledge of full-time, correspondence and distance form of education . They can be useful to veterinarians, radiologists, animal engineers, graduate students and researchers in the field of radiobiology. ; Grif: Approved by the Ministry of Education and Science of the Russian Federation for education in the field of zootechnics and veterinary medicine as a teaching aid for university students , students in the direction of training (specialty) "Veterinary" (qualification (degree) "veterinary doctor") and in the direction of training (specialty) "Zootechnia" (qualification (degree) "bachelor"