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標題:
問BIO 2002 CE MC Q.2 and Q.4
發問:
問BIO 2002 CE MC Q.2 and Q.4 可唔可以解釋下個答案點黎?
Q.2 Answer:B (1) Correct .The ovule of the flowering plants becomes a seed afterr fertilization. (2)Correct. Flowering plants possess sexual reproductive organ ,flower , in which there is ovary with ovules .They produce covered seeds (derived from ovules)enclosed in fruits which are derived from ovary .Non-flowering plants have no flowers and ovary ,so they cannot produce fruit. (3) Incorrect.Many flowering plants can reproduce asexually by vegetative propagation , in which the vegetative parts of the flowering plants develop into new plants. Q.4 Answer: B (A)Both root hair cells and mesophyll cells are living cells (B)Mesophyll cells contain many chloroplasts for photosynthesis while root hair cells do not. (C)Both cells can transport water . (D) Both cells are not covered with cuticle. Notes: The epidermal cells are covered with cuticle. ?°o?°●╔╦╗ ╔╦╗ ╔╦╗ ╔╦╗○?°o?° ?°o?°○╠希╣.╠望╣.╠幫╣.╠到╣你 啦~● ?°o?° ?°o?°●╚╩╝ ╚╩╝ ╚╩╝ ╚╩╝○ ?°o? ∴☆ ╭╯╰╮ ﹒☆☆°．﹒☆?°∴°﹒°☆．
其他解答:
問BIO 2002 CE MC Q.2 and Q.4
發問:
問BIO 2002 CE MC Q.2 and Q.4 可唔可以解釋下個答案點黎?
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最佳解答:Q.2 Answer:B (1) Correct .The ovule of the flowering plants becomes a seed afterr fertilization. (2)Correct. Flowering plants possess sexual reproductive organ ,flower , in which there is ovary with ovules .They produce covered seeds (derived from ovules)enclosed in fruits which are derived from ovary .Non-flowering plants have no flowers and ovary ,so they cannot produce fruit. (3) Incorrect.Many flowering plants can reproduce asexually by vegetative propagation , in which the vegetative parts of the flowering plants develop into new plants. Q.4 Answer: B (A)Both root hair cells and mesophyll cells are living cells (B)Mesophyll cells contain many chloroplasts for photosynthesis while root hair cells do not. (C)Both cells can transport water . (D) Both cells are not covered with cuticle. Notes: The epidermal cells are covered with cuticle. ?°o?°●╔╦╗ ╔╦╗ ╔╦╗ ╔╦╗○?°o?° ?°o?°○╠希╣.╠望╣.╠幫╣.╠到╣你 啦~● ?°o?° ?°o?°●╚╩╝ ╚╩╝ ╚╩╝ ╚╩╝○ ?°o? ∴☆ ╭╯╰╮ ﹒☆☆°．﹒☆?°∴°﹒°☆．
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