: Standard instructions for using microscopes and handling biological preparations safely in the classroom.
For students using resources like the 8next Biology portal , typical exercises include:
: Microscopic viewing of human blood cells (erythrocytes and leukocytes) and measuring pulse rates under different physical conditions.
: Filling in tables and drawing diagrams based on observed physiological changes (e.g., heart rate after exercise). Online Availability
: Calculating the weight-to-height index to assess physical development.
You can find digital versions and answers for these practical works on educational platforms like Shkola.in.ua , which host various 8th-grade biology manuals updated for the current curriculum.