← Biology / 2 Anatomy and Physiology of Plants
2.2 Growth and Development in Plants
Biology · Grade 11 · 18 lessons in the design
What you will be able to do
- distinguish between growth and development in living organisms
- relate structures of monocot and dicot seeds to their functions
- outline causes and ways of breaking dormancy in seeds
- investigate conditions necessary for seed germination
- investigate types of germination in plants
- illustrate primary and secondary growth in flowering plants
- demonstrate the role of hormones in plant growth and development
- appreciate the importance of growth and development in plants
Key questions
“How does growth occur in plants?”
Lessons
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Growth and development
40 min · 1 practice tasks · quizDistinguish growth from development.
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Structure of the seed
40 min · 1 practice tasks · quizDescribe the structure of monocot and dicot seeds.
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Functions of seed parts
40 min · 1 practice tasks · quizRelate the parts of a seed to their functions.
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Seed dormancy
40 min · 1 practice tasks · quizExplain the meaning and significance of seed dormancy.
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Causes of seed dormancy
40 min · 1 practice tasks · quizDescribe the causes of seed dormancy.
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Breaking seed dormancy
40 min · 1 practice tasks · quizDescribe ways of breaking seed dormancy.
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Germination
40 min · 1 practice tasks · quizDescribe the conditions and process of germination.
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Types of germination
40 min · 1 practice tasks · quizDescribe epigeal and hypogeal germination.
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Primary growth
40 min · 1 practice tasks · quizExplain primary growth in plants.
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Secondary growth
40 min · 1 practice tasks · quizExplain secondary growth in woody plants.
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Annual rings
40 min · 1 practice tasks · quizExplain annual rings and their use.
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Measuring growth
40 min · 1 practice tasks · quizDescribe how plant growth is measured.
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Growth curves
40 min · 1 practice tasks · quizDescribe and interpret growth curves.
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Plant hormones
40 min · 1 practice tasks · quizDescribe the main plant hormones.
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Apical dominance
40 min · 1 practice tasks · quizExplain apical dominance.
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Hormones in agriculture
40 min · 1 practice tasks · quizDescribe uses of plant hormones in agriculture.
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The tree nursery project
40 min · 1 practice tasks · quizEstablish a tree nursery using natural hormones.
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Appreciating plant growth
40 min · 1 practice tasks · quizValue plant growth and development.