1. Macronutrients are essential elements required by plants in large quantities for growth and development. The primary macronutrients are nitrogen (N), phosphorus (P), and potassium (K).

    Macronutrients are essential elements required by plants in large quantities for growth and development. The primary macronutrients are nitrogen (N), phosphorus (P), and potassium (K).

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  2. Plants obtain hydrogen from water (H₂O). During photosynthesis, they split water molecules, releasing hydrogen to produce glucose and oxygen as a byproduct.

    Plants obtain hydrogen from water (H₂O). During photosynthesis, they split water molecules, releasing hydrogen to produce glucose and oxygen as a byproduct.

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  3. Plants obtain carbon and oxygen from carbon dioxide (CO₂) in the air. During photosynthesis, they absorb CO₂ through their leaves, using it to produce glucose and release oxygen.

    Plants obtain carbon and oxygen from carbon dioxide (CO₂) in the air. During photosynthesis, they absorb CO₂ through their leaves, using it to produce glucose and release oxygen.

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  4. Plants need nutrients for essential functions such as photosynthesis, growth, and reproduction. Nutrients provide the building blocks for plant tissues, support metabolic processes, and ensure overall health and vitality.

    Plants need nutrients for essential functions such as photosynthesis, growth, and reproduction. Nutrients provide the building blocks for plant tissues, support metabolic processes, and ensure overall health and vitality.

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