SME
Grade 9 Science · Problem type
Which nutrient is it?
Use this for “Why do farmers plant beans to add nitrogen to the soil?”
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Which nutrient does it describe?
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Assumptions
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Roots take up mineral nutrients dissolved in the soil water.
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A fertilizer label lists N, P and K, the three nutrients a plant needs most.
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Related lessons
Plants: structure, transport, growth and reproduction
Main lesson
Transpiration rate
Use this for “A leafy shoot in a potometer takes up 4.8 mL of water in 6 hours. What is its rate?”
Xylem or phloem?
Use this for “Which tissue carries sugar from the leaves to the roots?”
Which tropism is it?
Use this for “Why does a houseplant bend toward the window?”
A flowering plant’s life cycle
Use this for “Put these in order: pollination, fertilization, seed dispersal, germination.”
The parts of a flower
Use this for “Which part of the flower becomes the fruit?”