Requirements for seed germination: Warmth, Oxygen, Water, Requirements for plant growth: Sunlight , Watering, Nutrients, Air, Requirements for human growth: Drinking water, Breathing oxygen, Fats, Carbohydrates, Proteins, Minerals (Iron and Calcium), Vitamins, Toxic/dangerous substances for humans: Lead, Mercury, Thalidomide, Nicotine, Alcohol,

N4- Growth and Development

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