Transcript Document

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My plant is smaller than healthy ones. Its leaves have
brown edges, tinged with purple.
Phosphates and Potassium
My plant is smaller than healthy ones. Most leaves have
yellow patches between the veins, but young leaves are
totally yellow.
Magnesium and Iron
My plant is smaller than healthy ones. It has pale green
leaves and very small roots.
Nitrate and Potassium
Aims
Does Baby Bio
increase the growth
of cress plants?
What is the best
amount to use?
Method
Describe the method
giving reasons for
each step.
Describe how the
test has been made
fair.
Tasks
Computers
Each computer has a help sheet.
Use the Nutrient program to fill in the worksheet.
At desks
Look carefully at the diagrams. Use what you can
see to match the effects of missing minerals with
each one. Stick each description next to the
matching picture.
Use the text book to find out why plants need
nitrate, phosphate and potassium and write this
down.
This is a root hair cell.
Draw it and then label the nucleus, cell
wall and cytoplasm (page 8 helps).
How is it adapted for absorbing water and
minerals?