更新1:
仲有冇人答我,please help me,聽日要交啦
更新2:
我只有15分鐘的時間,please
更新3:
help me,仲有嗎
更新4:
各位朋友,救救我,幫我呀,就交了
更新5:
你地唔答,我好難選最好的
更新6:
help help,好快啦,交啦,HK中的朋友,幫幫忙
假如沒有樹,對生態環境有什麼形響 快..
回答 (3)
2007-04-23 7:13 am
✔ 最佳答案
OXYGEN2007-04-22 23:16:50 補充：
沒有樹,對生態環境形響樹會放出氧氣，又可吸收二氧化碳樹可以抓緊泥土，防止山泥傾瀉樹可美化環境樹是很多動物的居住地方和食物來源我最快和自己想
2007-04-23 7:45 am
人類:
(1)假如沒有樹, 人類沒有新鮮的空氣可供呼吸, 因樹木在製造食物 (光合作用) 給
自己時會呼出氧, 氧是人類的必需品;
(2)沒有美麗的自然風景可供人類欣賞;
(3)失去避雨,避陽光的好地方;
(4)失去一個浪漫的地方, 例如姻緣樹, 情侶樹下拍拖, etc..
生態環境:
(1)令風景不夠美麗;
(2)溫室效應;
(3)水土流失;
(4)一些動物會失去棲息地。
(1)假如沒有樹, 人類沒有新鮮的空氣可供呼吸, 因樹木在製造食物 (光合作用) 給
自己時會呼出氧, 氧是人類的必需品;
(2)沒有美麗的自然風景可供人類欣賞;
(3)失去避雨,避陽光的好地方;
(4)失去一個浪漫的地方, 例如姻緣樹, 情侶樹下拍拖, etc..
生態環境:
(1)令風景不夠美麗;
(2)溫室效應;
(3)水土流失;
(4)一些動物會失去棲息地。
參考: 自己^^
2007-04-23 7:17 am
If there is no trees, landslide and flooding occur easily.
They will detroy buildings and people will die.
Also, if there is no trees, we don't have oxgyen to breathe.
Trees are the homes of animals like birds and minkeys.
If there is no trees, they will die.
Also, we can't have fruit it there is no trees.
We can't have meat too because livestocks
will die if there is no trees.
Trees are very important!!!
They will detroy buildings and people will die.
Also, if there is no trees, we don't have oxgyen to breathe.
Trees are the homes of animals like birds and minkeys.
If there is no trees, they will die.
Also, we can't have fruit it there is no trees.
We can't have meat too because livestocks
will die if there is no trees.
Trees are very important!!!
收錄日期: 2021-04-18 22:00:19
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070422000051KK06484