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Role Of Flower To Plant
Victor213 years ago
~1.7 mins read
Terrestrial plants have stomata on the under surface of their leaves. A single stomata is surrounded by two guard cells that change shape in response to environmental factors and open or close the stoma. Which of the following best explains how the structure of the leaf is used in processes that occur in plants?
Gases for photosynthesis are exchanged through the surface of the leaf.
Plant cells that are specialized for cell division are most likely found in what part of the plant?
root tips
If the xylem in a young tree is damaged, which process is first affected?
absorbing water from the soil
A plant species lives in an area with limited sunlight. Which physiological adaptation would be most useful to the plant?
large leafs
What is the main function of leaves?
Leaves provide a place for photosynthesis to occur.
The cambuim is a section of cells in a plant that can become either part of the xylem or phloem, depending on the growth and needs of the plant.
If the cambium of a particular plant was damaged, what would be the most likely effect on the plant?
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The plant would not be able to transport nutrients and water.
Which structure in the leaf controls the opening and closing of the stoma?
guard cell
How does the structure stomata contribute to the survival of the plant?
It allows the intake of gases necessary for photosynthesis.
Which statement describes the role of flowers in plant survival?
Flowers contain cells that produce gametes.
What is the main purpose of seeds in plants that have them?
To protect and distribute the zygote.
The flower is the reproductive structure of some plants. Most flowers have both male and female structures for fertilization and reproduction. What structure is female and is sticky to hold pollen grains.
the pistol, a female structure which collects pollen and passes it to the ovary
What is the function of the structures in the stamen?
produce and deliver pollen
A stoma is a tiny opening in the leaf or stem of a plant. Which action is a function of the stoma?
absorb and release gases and water
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