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Science 5th grade با پاسخ UNIT 2: The life cycle of flowering plants 2.7 Plant life cycles

آخرین ویرایش: 21:23   1402/06/7 34 گزارش خطا

Think about all the changes in a plant's life, from a germinating seed until it develops into a grown plant and forms its own seeds. All these changes are called the plant's life cycle. Some plants die after they have made their seeds. Other plants flower and make seeds every year.

Seed germination - the seed germinates. + Growth - the plant grows. + Pollination and fertilisation - the plant flowers. + Seed production - the flower produces fruit. + Seed dispersal - the fruit releases seeds. + Death - the plant dies.

Questions

1- The diagram on the next page shows the stages of a tomato plant's life cycle. Match each of the processes to the stage of life cycle. Write your answers in a table.

Stage of life cycle Process
   
   

flowers - fruit - seeds - seedling - adult plan

 2- These are the stages in the life cycle of a bean plant:

(flower - seedling - bean pod - adult plant - seed)

The stages are in the wrong order. Put them in the right order and draw the life cycle of the bean plant with labels.
3- Why do we make life cycle drawings in a circle?
4- a: Think of a plant that dies after it produces seeds.
b: Think of a plant that flowers and produces seeds every year.