1986-11-25 — Page 24

頁四第張六第

日四廿月十年寅丙歷夏

WAH KIU YAT PO

報日僑

二期星

日五廿月一十年六八九一年五十七国民華中

育教節誦

「彩虹」中的水、彩虹和太陽。 一、二年級同學排成陣勢,準備演繹散文 李榮品紀念盃」得主,基慈上午校

同學不惜讓同學戴若底頭以示重演。 爲表現鷹的特色,香島中學小學部的

·汶、評判張丹女士”冠軍問為、瓦爾 班)侵鍰者右至亞軍吳以琳及劉

· 小學 、二年級女子組 國語:

即

JAKO

聖瑪加利女書院陳潔嫻

一母親,我分明聽見你戀愛的笑聲-

第屆校際朗誦節特輯

中一散文獨誦榮獲冠軍 EPECKELBETH

COMMERCIA

個專門科目。 要決嫻間性文憐,也很喜獣鋼琴,所以她現時亦有在課餘時速習過

童雅活現賽場

小學英詩集誦

一种惰,後兩段有變化。」 汝大的賞識,給予九十分。榮中學一年級獨誦之一冠軍。 陳同學獲得的評語是一枱神飽滿,神態從容,表情生動,有些妖 十一歲的陳說嫻,雖然練習只得一段很少的時間,但却獲得薛利

時,阿是有點出乎意外,以爲是自己聽錯了。 一個出海經驗極道之初賽者,未免有點患得患失,當評判宣佈她是冠軍 據陳同學指出:在朗誦時她有點緊張,因爲同組之中不乏高手,以 一得精彩

的 陳支妒,以清脆的聲音,而没有致的唸出现代女作家羅翠臺的一恩親決賽權,角那一有成執

·燕群旅撫摸我的臉,我分明還見您愛的笑就......。一黑瑪加利女書院口·書券一百元及參加 T᛫昨夜夢裏,我彷彿同抵家園,遊子千里投入您的懷抱。母親,您L PRESS LT

以八十五分及八十二分

提反中學附屬小學(柏 , ,分别獲得亞軍及季軍

道行及聖多馬小學分别

竹中心挑戰盃。老

,若留意他們的面部及 注入感情,投入地朗誦 除參賽除伍 - 其中兩除 現得相當紀阵。〔崖 ) 小學三,四年級詩詞集誦冠軍宣道會 該項賽事,共有四,還是他們每一位都 的天閶可愛。最重要的 情時,將可感受到雅

台上的小朋友們均

於駱駝的P

·結果由東華三院

會指定的,但四象花 餘五的題說,均是有關

自選,另兩線則朗大

精选过

中午四、五、六年級二人中文對話

"類優勝者獲「何沛雄博士盃」。

本來,比賽報到就是參賽同學的職囊

;但小一的同學亦畢竟太年輕了,唯有讓

老師們代勞吧!

陳元寧小學,縢「沙頭角鄉事會盃」。

小學五、六年級詩詞集誦亞軍朱正好 酶的脚是自選及可作花 六英詩集誦賽事,特别 Ü 特讯也許所朗 音的緣故,所以小四至

小學組二人中文對話朗誦優勝者這一

丹、亞軍胡思加,田芳 軍楊瑞華、陳琪琪、冠軍竻海容、評判張 小五 六女子國語詩詞猳貓,左起季

劉秋生盃一

“小型上午校"

中三、四女子國語恃齮獨誦冠、亞、

AM

合 ETITES/REKEZI INE

KATE'S PLATE JEWE

·亞屈文。

張

·丹女士、亞軍林奥衍及季黎燕虹..

班)優勝者〔右至左)冠軍並怡、 -中學五、六年級女子詩詞獨誦〔國語

及號痍,到本報辦事處登記。 ,讀者如欲訂製,請列明照片刊出之日期 地下華僑日報中區辦事處,以使各位訂製 碼,存放於中區砵甸乍街二號A華人銀行

·長及親友的需要,特把所刊之照片編號 盛况,巴分别刊出。處為應各校同學、家 “報分别派員探訪,各校同學之比賽及頒獎

·第三十八屆校際朗誦節各項賽事,太

可到本報訂晒

朗誦比賽照片

本然造人忘我境界,

在合上作案,老師却在座位上手舞足蹈 OBERCY+KREMASOKE

小學代々 評佻譚錫爵頂冠軍評語與宣道會陳元

生站得太偏了老師要親身上合牽引一番 彩雲聖若瑟小學上午校的小一、二學

五 小學五、六年級詩詞集动冠軍聖公會

主風小季・奪一

1987中學會考

試題預習專欄

生物( + )

明逵出版社

MILL & DALE PRESS

Revision Exercises

for

Cert. Exam. (1987):

BIOLOGY (10):

Solution to unit. 54

Respiration II.

To show the produc- tion of heat by germinating seeds. during respiration. (ii) To prevent heat

loss into the surrounding and eosures that the temperature inside flask will not be influenced by surrounding

temperature

(iii) Some air should be left for the seeds to respire. (iv) To prevent the seeds from falling out and to keep the thermo.. meter in position. It also allows air to diffuse into the flasks.NEW HE It is because the warm air is lighter and rises up and escape if the flask is not inverted.

(v)

(vi) To prevent the

rowth of bacteria on dead seeds.

(7)4) (1) ID flask 1, the

temperature increases lo steadily with time- It is because the germinating seeds respire and produce heat.

(2)10 flask the

tempera

remain low for

35 hours, after

which tha -

temperature rises

abruptly, It is

because dead

seeds support

rapid growth of

bacterie. Thic respiration of bacteria produces a large amount of

heat after 35

hours

(3)In flask C the

temperature:

remains unchange throughout the experiment. It is because the seeds are dead and bave beev sterilized so that there is

no respiration to produce heat energy.

(viii)Flask acts as the

control to ensure that the heat released in other flaske is due to the respiration of living tissues.

(1) 20 mg/100 cm

98 mg/100cm2

During vigoious exercise, oxygen: supply te musclea is insufficient for

- aerobic respiration, the muscles undergo anaerobic respira- tion by which " glucose is broken down into lactic acid.

(iii) It takes time for

the lactic acid to diffuse from muscles into blood,

(((v)

Glucose

debt.

охуден

After exercise, the lactic acid is being oxidized to release energy or converted back to glucone in the

presence of oxygen.

E. Oxidation of

1. Oxygen

13. End products

substrate

Energy released

Aerobic respiration

Théontredi

Complete oxidation

from Large amount waters Carbon dioxide and

1 molecule of glucose)(2800kJ); 38-ATP.

5. Occurrence

organisms

In most living

Anaerobic respiration

Jucomplete oxidation ~~~ Small amount 210 kJ); 2 ATP

Not required Animals Plants: CO, and alèchol lastic acid

(150 to

In lower organiams

aud vertebrate muscles

(e.g. yeast and bacteria)

8

The glesa vool

becomes dark brown in colour.

(ii) tar (111)Tar contains:

(vii)

irritants that cause narrowing of the bronchial tubes, inflammation of the Ducous membrane and, may damage the cilia Tar also contains carcinogens that may

cause ganger.. The cigarette smoke also contains carbon gonoxide and v

nicotine. The carbon

monoxide reduces the oxygen carrying

“capacity of the

blood. The nicotine increases the blond pressure and heart- beat rate.

(1) To show the produc-

|(ii)

tion of heat and

carbon dioxide during enaerobic respirati un v (alcoholic fermen- tation) of glucose hy yeast... Bicarbonate

indicator or line Water,

(iii) It containe

(17)

(~)

indicator solution tu iudicutor the liberation of carbon dioxide and prevent the entry

of bacteria

to

spoil the fermenting nixture,

To prevent atma-

spheric oxygen

diffusing back Luta

the solution:

To drive off any dissolved oxygen.

(vi) Sugar ***** alcohol

carbon dioxide

energy

(vii) Anaerobic respiras

tion or alcoholic fermentation... (viii)The temperature in

the thermometer. rises because yesat cells reapire

anaerobically and produce heat. (ix) The bicarbonate

indicator turns yellow or the lime water turns milky. This indicates the. liberation of carbon dioxide from the reacting mixture. It is because the yeast died due to the lack of glucose and accumulation af alcohol. The yeast sink to the bottom of the flask that makes the contents: clear.

數學( + )

明運出版就

MILL & DALE PRESS

Revision Exercises

for

Cert, Exam. (1987)

MATHEMATICS (10)

Test 4

Attempt ALL questions in Section 1 and SIX in

Section BO

Section A (40%)·

1 In figure 1; ABCD is a

parallelogram with

area 7,2 cm.

Kare

the mid-points of AB and CD, #find the area. of the shaded-region.

Figure 1

Find the equation the straight line. passing through the intersection of the Fixes 1+3y-6-0 and 2x−y+7=0, and containing the puint (-1,2).

As shown in figure ACD and BCE are sustraight lines,

LAFB-23 LAPC=110°

and CDE 115", find "ZBYD

Figure 2

As shown in figure3; the edges of the box

are 4 cm. 6em and

9 cm find the angle

of a diagonal of the

bor makes with the

largest face!

Figure

Find a and b if (x+2)

and (x-3) are factors.

„of x +62 +ba-18.

Find the values

B and C if (Ax+B}(x+2)=2x® ̈ ̄+6x=\ is in identity.

11:15 and

-232-336-

find x, and 2.

Section B (60%)

8. Plot the graph of

y=x

(~5 < x <5),

and solve graphically (1):

(11) x^-x-6=0.

(1) 1-)2x2-5x-12-0

(a) If s,

5(1)denotes the

Bum of first n teras of the progression 1,345,7,9 express S. (1) iu term of ng

(b) If S,(») denotes the

sum of first'n ters of the progression 1,2,3,

express S() in

terms of

(c) Find the value of n

1+3+7+

tún terus 1+2+3+4+-to. n. terms

10. The greatest slope of

hill of 50° to the horizontal what will

be the slope of a path on the hi11 which makes an angle.

of: 30° with a line of greatest slope.

11. Given the and are

the roots of the quadratic equation

2.2

6x+c=0.

(a) express

in terms of e (b) II <+k, fit are the

roots of x^+0x+Um express ay bin terms of k and c.

| (c) If B+2, find é

12. In a certain college;

40% of students have brown hair, 25% huyo blue eyes and 15%. have both brown hair and blue eyes, A student. 19 picked at random from the callege

(i). If he has brown hair

what is the

probability that he algo blue eyes?

{(ii) If he has blue cyaa

what is the

probability that he does not have beown hair?

(iii)What is the

probability that he has neither Urown hair nor hlue eyes? 13. In figure 5, a

frustum of u cone (formed by cutting a core through a plane parallel to the base) bas radii 2 en ande 4 cm and the distance between the twu end. faces are 5 cm aj ES find (i) the height of the

cope from which, the frustum is cut (ii) the total surface

area of the fruston. (iii) the volume of the

frustum

Figure 5

represents a circle passing through (-1,1) and (-1,3). If the centre of the circle lies on x-3+2m3.

(a) find the values of

g and c

(b) find the centre the circle; (c) find the radius of

the circle,