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生物 高校生

考察のところ教えてください 教科書 p198

火のような観察&実験によって, 身近な河川や湖沼の水質環衣>。 重 | 富栄養化について考えてみよう。 和い 1で le25gの水所 河川や河沼をどの水は。 さまざまな人間活動による生活拓水や匠 流れこむことによって汚れる。水の汚れはOD(化学約時求) ゃ| 類(NH NOデーPO3-など) を測定することによって知ることができる。 準備 簡易水質調査キット ・COD 用(測定範囲 0 100mg/b) ・アンモニウムイオン(NH。)用(測定範囲 02 … 10mg/L) 」 ・亜硝酸イオン (NOz-)用(測定範囲002 一 1mg/U) | ・リン酸イオン(POG~)用(測定範囲02 10mg/L) など 方法 ① 身近な湖沼や河川の水質汚濁を外観(水の色やにおい。 水生生物の 種類など) から調べる。 ④ 簡易水質調査キットを用いて, COD およびNH NO PO3-などの 濃度を調べる。 ⑨@ヂュープ先端のう インを3き抜く。 ⑯指で強くつまみ.中 の空気追いし た後 調べるを 分ほど上Rいこむ。 | ⑥まく振り混ぜ =られた反応剖間和 =標準色表と比べる。 O図{ 佑水質調査キットの使い方 誠 河川や潮沼によって, 水質(COD,、NH。NOc。 PO2-などの旭 にはどのような違いが見られるだろうか。また, 水質によってそこに見 (の種類に違いはあるだろうか。 化学的な所により したもの。 部値が人は

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英語 中学生

3、4、5教えてください💦

の記を大以下の要回の答えを(ア)ー(エ)より選び記を符えなきい Young People cet cw fit than older people Some people say that young people "friues js that tree? Take a ook at iMis ablc Ths s mede by the Minidry of mltL Labor and Welfare。You cmn see how je fruit young eople er The reewon for this trend is simplk。 Mt | oumg pcople dont cat fruit becauwe they ae too cxpensive to cat every day。 Some young pcople say tbey dont et them beeuse iiey dnt want to get their hands diry or cciing them is a Tnuisance。Another rcnson 5 thatifyoung people ive by themsclves ir js difcultto nh eatng arge fuitssuch as atermeons or meions belore they "ro bad. Some kinds of fruit are sGll popular among young peoplc. The rmost or he fits are "imporred from other countrie clerwin japan are triing to change lessonsr to dlementary schooky Others sre promotng fruit on radio programs Anot Many fruit growers and fu ュ vending machine for fruit An apple cutter acked ut appkes at ome sattons It wil be intereving to we young people eat 半柱 *lees こかない *go bad 麻る。 wimport 得する 設問 1. Why are youmg people called "fruitlessT te Nmiary VHHkaNdL Labor and Water 厚生人 manufacture 半 Tr 人20I5和人 yare kiwi fits and banans_ However iion。 Some farmers olcr fruit ther interesting tril manufacturer introduced vending machines which we morc or lews fnit in the future knuikance うんきりすること の) Because youmg people don't eat much fruit (の Because young people dont grov fm (②) Because young people ike to cat ri (ご) Because many fruit growers are trying to scl morc fruit 2.What is the percentage of people over 70 years old who domt eat fruitat al (7) About 20 % (7) About 30上% (⑫) About40 % (エ) Zem 3. Which of following describes the graph correctly? (⑦) Halfof women in their sixties eat more than 100 grams of fruit per day. (?) Less than a qarter of people in Bities emt more than 100 grams of fruit per dy (⑰) More than half the people below the age of 50 eat no fruit で) About twenty percent of people in their tventies eat more tham 200 grams of fruit per day。 4 Which of the following (7) Fruitis expensive for them (⑫) They want to keep their hands cleam. ror the reason why young people dOmt eat fi (① Fruitis not tasty ご) They cannot hinish eating fruit betore they go bad. YYhich sentence is correct about the articlef (ア) Watermelons and melons are stll popular amOng YOUng DcoDle. (?) Most Kiwi fruits and bananas are On in TaDaT. (⑦) Some farmers are promoting their fruit On rd Program エ) There are vending machines for fruit at eVery SL4iOh.

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英語 中学生

3、4、5番教えてください💦

の記を大以下の要回の答えを(ア)ー(エ)より選び記を符えなきい Young People cet cw fit than older people Some people say that young people "friues js that tree? Take a ook at iMis ablc Ths s mede by the Minidry of mltL Labor and Welfare。You cmn see how je fruit young eople er The reewon for this trend is simplk。 Mt | oumg pcople dont cat fruit becauwe they ae too cxpensive to cat every day。 Some young pcople say tbey dont et them beeuse iiey dnt want to get their hands diry or cciing them is a Tnuisance。Another rcnson 5 thatifyoung people ive by themsclves ir js difcultto nh eatng arge fuitssuch as atermeons or meions belore they "ro bad. Some kinds of fruit are sGll popular among young peoplc. The rmost or he fits are "imporred from other countrie clerwin japan are triing to change lessonsr to dlementary schooky Others sre promotng fruit on radio programs Anot Many fruit growers and fu ュ vending machine for fruit An apple cutter acked ut appkes at ome sattons It wil be intereving to we young people eat 半柱 *lees こかない *go bad 麻る。 wimport 得する 設問 1. Why are youmg people called "fruitlessT te Nmiary VHHkaNdL Labor and Water 厚生人 manufacture 半 Tr 人20I5和人 yare kiwi fits and banans_ However iion。 Some farmers olcr fruit ther interesting tril manufacturer introduced vending machines which we morc or lews fnit in the future knuikance うんきりすること の) Because youmg people don't eat much fruit (の Because young people dont grov fm (②) Because young people ike to cat ri (ご) Because many fruit growers are trying to scl morc fruit 2.What is the percentage of people over 70 years old who domt eat fruitat al (7) About 20 % (7) About 30上% (⑫) About40 % (エ) Zem 3. Which of following describes the graph correctly? (⑦) Halfof women in their sixties eat more than 100 grams of fruit per day. (?) Less than a qarter of people in Bities emt more than 100 grams of fruit per dy (⑰) More than half the people below the age of 50 eat no fruit で) About twenty percent of people in their tventies eat more tham 200 grams of fruit per day。 4 Which of the following (7) Fruitis expensive for them (⑫) They want to keep their hands cleam. ror the reason why young people dOmt eat fi (① Fruitis not tasty ご) They cannot hinish eating fruit betore they go bad. YYhich sentence is correct about the articlef (ア) Watermelons and melons are stll popular amOng YOUng DcoDle. (?) Most Kiwi fruits and bananas are On in TaDaT. (⑦) Some farmers are promoting their fruit On rd Program エ) There are vending machines for fruit at eVery SL4iOh.

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