Grade 9 Term 1 Natural Sciences Summary
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Grade 9 Term 1 Natural Sciences Summary
– Cells as the basic units of life
– The History of the discovery of the light and electron microscope
– Cells in tissues, organs and systems
– Systems in the human body
– Circulatory system
– Respiratory system
– Musculoskeletal system
– Excretory system
– Nervous system
– Reproductive system
– Human reproduction
– Reproductive organs
– Stages of reproduction
– Contraception
– Blood circulation, breathing and digestive systems
– Circulatory systems
– Healthy lungs and hearts
– A healthy diet
– The digestive tract and digestion