Importance of water in seed germination
Describe the importance of water in seed germination.(10 marks)
...The questions under the topic Growth and development under the subject Biology of Secondary education level. Select the question you wish to view details.
Secondary growth in plants
Describe the secondary growth in woody plants.(20marks)
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Ways of breaking seed dormancy
State five ways of breaking seed dormancy.(5marks)
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stages of growth and development in animals
Describe the stages of growth and development in animals.(8marks)
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Detrmining rate of growth using germinating bean seen plant
In an experiment, students made some marks on the root of a germinating bean plant as shown in the following diagram.
Conditions necessary for germination.
Explain six conditions necessary for germination.(20marks)
...Functions of cytokinin
State the functions of cytokinins as a plant growth hormone.(6marks)
...Functions of gibberillins.
State the functions of gibberellins as a plant growth hormone.(7marks)
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Phases of sigmoid growth curve
Describe the phases of a sigmoid growth curve.(20marks)
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Factors affecting seed dormancy
State four factors within the seed that cause dormancy.(4marks)
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