Give two functions of the stem in plants - Leaving Cert Biology - Question 7 - 2017
Question 7
Give two functions of the stem in plants.
(i) ________________________________________________________________
(ii) _______________________________________________... show full transcript
Worked Solution & Example Answer:Give two functions of the stem in plants - Leaving Cert Biology - Question 7 - 2017
Step 1
Give two functions of the stem in plants.
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Answer
The functions of the stem in plants include:
Transport: Stems facilitate the movement of water and nutrients between the roots and the leaves, allowing for photosynthesis to occur efficiently.
Support: Stems provide structural support, allowing plants to stand upright and grow towards the light.
Step 2
Name the plant that you used.
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Answer
I used a Begonia plant for this experiment.
Step 3
State one reason why you used a herbaceous stem rather than a woody one.
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I used a herbaceous stem because it is easier to cut and handle compared to a woody stem, which can be more challenging to section due to its hardness.
Step 4
What did you use to cut the section of stem?
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I used a backed blade or scalpel to cut the section of the stem.
Step 5
What kind of transverse section did you cut?
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I cut a thin transverse section of the stem.
Step 6
How did you transfer the section to the microscope slide?
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I transferred the section to the microscope slide using a paintbrush.
Step 7
Which of the following diagrams, A or B, best represents what was seen on your slide?
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The diagram that best represents what was seen on my slide is B.
Step 8
On your chosen diagram label the following tissues: 1. vascular tissue, 2. dermal tissue.
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On diagram B, I labeled the tissues as follows:
Vascular tissue: This is the tissue responsible for the transport of nutrients and water.
Dermal tissue: This tissue serves as a protective layer for the plant.
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