Curriculum
Course: HIA International — Grade 7
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Curriculum

HIA International — Grade 7

Unit 1: Breathing and respiration

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Unit 2: Dissolving, solubility and chromatography

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Unit 3: Forces, motion and pressure

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Unit 4: Ecosystems

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Unit 5: Atoms, purity and climate

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Unit 6: Light and objects in space

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Unit 7: Nutrition, health and movement

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Unit 8: Energy changes and reactions of metals

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Unit 9: Magnetism and electromagnets

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Quiz

4.1 The Sonoran Desert — Visual & Photo Quiz

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  • Questions count: 1
  • Passing grade: B+
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1.
Look at the photograph of the giant Saguaro cactus in the Sonoran Desert. Which morphological adaptation allows it to survive prolonged droughts?
Dr Dabour Hub Academy - figure 1
Accordion-like pleats that swell to store tons of water in succulent stems, and spines replacing leaves to minimize transpiration
Broad, thin green leaves that maximise evaporation
A single shallow root that avoids water
White flowers that reflect all moisture
Part of Unit 4: Ecosystems — see every lesson and quiz in this unit.
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