To participate in the school biology Olympiad for grade 7 children are invited who have a desire to study this subject in more depth, and those who want to test their knowledge and better prepare for the upcoming exams. The tests include new topics of the program - this is the Kingdom of animals, the Kingdom of the simplest and multicellular animals. Tests with answers will help to pass the tasks successfully these tests with answers will help the child to know how difficult the tests can be expected.