: Some educational portals host full PDFs of "Correct Answers to Textbook Questions," such as the General Biology 10th Grade manual .
Ready-to-use "GDZ" (готовые домашние задания) and answer keys for biology textbooks by are widely available across several educational platforms in Russia. Since Mamontov authored textbooks for multiple grades—often in collaboration with authors like V.B. Zakharov, N.I. Sonin, and E.T. Zakharova —the specific resource you need depends on your grade level. Top Platforms for Mamontov Biology GDZ : Some educational portals host full PDFs of
Mamontov's work is typically part of the "Concentrate" or "Linear" educational lines. The most popular textbooks include: Zakharov, N
Authored by Mamontov, Zakharov, and Sonin. Focuses on the basics of cytology, genetics, and evolution. Top Platforms for Mamontov Biology GDZ Mamontov's work
These sites provide digitized answers to the questions and laboratory works found in the textbooks: