Plant nutrition

Question 1

macronutrients

Answer 1

needed in large quantities, makes up about 3.5% in plants and animal bodies

Question 2

what are the 6 macronutrients?

Answer 2

nitrogen, potassium, phosphorus, sodium, magnesium, calcium

Question 3

micronutrients

Answer 3

need in small quantities, accounts for about 0.5% of plant, mostly metals obtained from soil (copper, zinc, iron)

Question 4

essential nutrient

Answer 4

an element or compound that is required for normal growth and reproduction, plant cannot complete lifecycle without it, cannot be synthesized by organism

Question 5

identify 3 zones of the root

Answer 5

zone of maturation, zone of cell division, zone of elongation

Question 6

in which root zone does most nutrient uptake occur?

Answer 6

in the zone of maturation, roots have root hairs which increase surface area available for nutrient uptake and water absorption

Question 7

charge of clay

Answer 7

negative