Applying your knowledge of structure and function of plants, identify each of the following grass (Poaceae) species - Leaving Cert Agricultural Science - Question a) - 2023
Question a)
Applying your knowledge of structure and function of plants, identify each of the following grass (Poaceae) species.
(i)
(ii)
(iii)
(iv)
Members of the grass fa... show full transcript
Worked Solution & Example Answer:Applying your knowledge of structure and function of plants, identify each of the following grass (Poaceae) species - Leaving Cert Agricultural Science - Question a) - 2023
Step 1
(i)
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Answer
The first species can be identified as Zea mays (maize). This species typically exhibits long, narrow leaves with a prominent midrib.
Step 2
(ii)
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The second species is Poa pratensis (Kentucky bluegrass). It is characterized by a dense tufting habit and flowering heads that appear in clusters.
Step 3
(iii)
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The third species is Festuca arundinacea (tall fescue). This grass has robust, upright stems and narrow leaves, which are often glossy.
Step 4
(iv)
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The fourth species is Cynodon dactylon (Bermudagrass). It is recognized by its creeping growth habit and short floral spikes.
Step 5
Explain the underlined term.
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Answer
Inflorescence refers to the arrangement of flowers on a plant. In the context of grasses, it includes various structures such as spikelets, which are clusters of flowers, and can vary significantly among species, thereby serving as a key characteristic for identification.
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