In germinating seeds, the radicle always grows downwards, as in the diagrams - Junior Cycle Science - Question c - 2015
Question c
In germinating seeds, the radicle always grows downwards, as in the diagrams.
(i) What name is given to this growth response?
(ii) What is the advantage to the p... show full transcript
Worked Solution & Example Answer:In germinating seeds, the radicle always grows downwards, as in the diagrams - Junior Cycle Science - Question c - 2015
Step 1
What name is given to this growth response?
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Answer
The growth response of the radicle growing downwards is called geotropism or gravitropism. This term describes how roots exhibit positive gravitropic responses to gravity.
Step 2
What is the advantage to the plant of the radicle always growing downwards?
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Answer
The advantage of the radicle growing downwards is that it helps the roots to access essential resources such as water and minerals from the soil. Additionally, this downward growth aids in anchoring the plant securely in its environment, enhancing stability.
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