Question

What are macro nutrients? Give two examples. How do plants get nutrients?

Answer 1

Plants need a few nutrients in relatively large amount. These nutrients are called macronutrient. The macro nutrients needed by plants nitrogen, phosphorus, potassium, calcium, magnesium, sulphur.plant gets these nutrients from soil .

Answer 2

There are three macronutrients required by humans: carbohydrates (sugar), lipids (fats), and proteins. Each of these macronutrients provides energy in the form of calories. For example: In carbohydrates, there are 4 calories per gram.