For the same reasons that animals need them, to grow and stay healthy
because it do
To make organic compounds
Glucose
The nutrient system of plants is clorophil.
Because milk is not the right kind of nutrient for plants they need water.
Nutrient rich soil, water, and sun.
it stops the soil from growing I will add to this; it also affects the plants growing we need plants because they give us oxygen, medicine, a habitat, water, food and a climate we need plants. So basically deforestation destroys the nutrient cycle because it stops the plants from growing.
All plants need water for respiration and nutrient transport.
nutrient
The growing of plants in water is hydroponics. Its not just water you need to grow hydroponic plants though, u need to mix in a nutrient solution that has all the nutrients your plants need.
For plants, phosphorus is an important nutrient because they need it for cell division and growth. Without this nutrient, plants can exhibit signs of stunted roots and leaf problems. Two other important nutrients needed by plants are nitrogen and potassium.
The pitcher plants, flycatchers, sundews, etc, are plants that tend to grow in nutrient poor soils. By feeding on insects the plants get all the nutrients they need for growth.
One hydroponic nutrient in a plant is water. Water is an essential nutrient for all life. Another hydroponic nutrient in plants is magnesium sulphate.