1975-05-28 — Page 20

報日僑華

真四第張五第日八十月四年乙

WAH KIU YAT

三期星

育教僑華

中學會考生物(課程乙)

試卷一答案

中學會考生物(課程乙)

試卷一試題

The gramm bom a weight polimerne word to a mynder de minas

salale and meter lois'en a you a plate over a per

'bie tandu labej ktorý

المساء الجمعة

The base vermelést tudag

We apperst

Jeg plane

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30

Bij Cabulate, from, abe informal grind wasping chet,11

gabum your pakalations)

4 they M.

Ať vlased ka dha-plant

(b) ter peces by which le

Sument fous way in which thai golani vers the wor

Malalabas by means

(c) han defency' duke e si deci

and a high patch the winc

1. bland tris would you expect ta set. Ces maine in thec

The file dupravi shuma

rapery sty

腐

- the d

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(Hu), The Nikaltmursale aditiv mabundaliangen radiant in muvesturs milk

niko mà the silum, at man in the table inhou

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014

than 0+%

taring in the lar

Buy males life, the kids charges chua saya d

romana membumaged in town tubes Band

the what she change i va ser moula')

Geveorauna for the change;

6) Supaya pensabile scusation exjau why vivere ili

'18) ~ What's the raportime of test tube bias in engeruncin

Dubes flects of 134ng kau tố

lat ihme secondary wind chamowana whach wi appena in beya ak

pel, gadwily (bar neat of ja vaak memen) à

Dig at means tile place in the matatalian utaran alles indelen Overal

570 whining graph shapes tiem d'e' 'wowered trendy' tergesatulas (110) VĀNAI- Dohnalc@ kristal ko subhing meal 1994 cold bakeskel imunal fa fupi chang sanh lện

he gnon, erplan the "relanpuhay of the "keičiamid" "budy

and explain the 'stungs then

ihi esternal kengard approach 45°2"

thebehavuma ul both the rabbli and

10 thederm) of a sekach

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生衆渡普悲慈心佛

果成修結捨臺亦明樹本巷 [正道,世棄!非鏡,無提 的看一本社罪在之的最大上電 影不部片會惡力-

作警感而最影 片可非是,的與滿!世人又偉史

H.K.C..E1975 Answer to Biology (Syllabus F) Paper I

(1) Avarage rate of water intake

(15.Com

10.2cm3)+ 30

iper 0.18 aper hr.

(ii) Avemgemte of water lasa is

(475.1-470.9 g) + 30 1.0.0.14 per hr.

(iii) Perventage of water retained

by plant during 30-hour

1.0. 22.2

100

(1) The process by which water is lout from the plễnt to known as: tmnspiration...

..

(c) Waya in which the plant uses

the water it retains hieti.

(1) For making of food in the pro-

seas cf photosynthesia,

(ii) To maintain turgar of cells. (iii) To maintain turgidity which

provides a kind of technical support of the various oranzia 2.g. eten end leaves, and is n. direct cause of certain kinds of movement of plants.

(iv) To replace water lost as a

regult of transpimtion and or. eva pomition.

Plants

auck ao cacti which grow in dry areas. reduce their rate of water loan by reducing the Burface area of leaver, resulting in their leavei Looking Tike: spines or fine needles and having sunken atoma ta which make it more inconvenient. for loss of water. (b) Plants growing in soil which in

deficient in iron show obvious abnomality in that the leaves are gmall and yellowish in colour (chlorotis). This is due to the fact that iron is a pomponent of chronetin of the rucleus lack of which gave the development of leaves to be slower and thus. smaller. Iron is also essential eg g. catalyet in chlorothylt syn thesis. It way he considered to be associated with the pigment bodies (chlowplanto} in lant. cells. Thus lack of iron causes leaves to appear yellowish or even whitish in appearance.

(c) Anaemia is a deficiency disease

caused by lack of iron in diet. This is due to the fact that iron

o needed in the formation of haemoglobin in the making of red. blood cells (erythrocytes), a. shortage of which would cause a perean to be enemic.

(Cl(2) Undur a high rower microscope

the red blood cells jeared to

日八廿月五年五七九一年四十六國民華中育教墉

have ahrunk, becoming muan

LV6~-

led. This is probably due to the fact that saline solution serto e greater osmotic pressure, on the red blood cells and thus 'cause 2 withi suvel. of water nolemules from the cell contents through the cell membanne.

(B)(1) The fluid which occupies.

apace in enom as tinous fluid or lymph.

(ii) Rel blood cells are found in

blood but not in lymph. (iii) What passte from the capillary

into the bony cells could be

oxygen and food compounds such ac glucose and- aming nõids,

(iv) One process which enables food to pass from kapillery to cells ic diffusion..

中學會考新數學答案

II.K.C.E.E. 3975

KODERN MATHEMATICS · PAPER

Sugrested Solution

1. 3x + x + 12+2x-18°

tan

6x

1860 X 310

3. Let be the radius of circle, using intersecting chord theoren

(2Ř - 2)(2 = (8)(6).

116

R = 17

4.0

120- 172.8

100- 100

The percentage increase in åts.....

5. Let A be the amount al P he the

capitel. Compound interest A=P(1108j3

Simple,interoit AP+P

1-334P

100x3

1.3P

Difference between them

= 1331F -7.32.. = 0.0312

Then

-X-60 Lot its roots be pia.

Let the

Thon,

Then, N

5

比倫與無大偉面場 加英

!幕銀上搬蹟事生一租佛

be

Thon, x2+2x-20

OR

is the required eqt. 7.x-1<< 2x + 5 {

X-149,10

2X45 2x > 4,

Then 2<X 10

-B(K)=3x+y+50

£(52) = 18 +2+50=7) (max.) (6, 2) is the onower.

3. 1+2+2+3+ 3-4+

+ 1)(n+2) Let7102=2

+n (n + 1)

}n (n + 1)(n+2) = • 1 • 2 • 3=2 L.H.S.R.A.S. It is true for n=1 Acsume it is true for n=k

1+2+2+3+3+4 + ***+ l» (+1)

= 3 x ( 1 + 1)(x+2),

Add (k+1) term to both sides of

1.2 + 2.3 + 3.4 + ... + I{k + 1)°

+(k+1} (k + 141)

• − k (k + 1 ) (k + 2 ) + (k+1} {k+

}k (k + 1) (k+ 2) + (k + 1)(x+2) (x+1){k+ - 2) (yk + 1}

} (k +?) (k + 2) (k + 3)

It makes no difference when of the right-hand side of egt, is) replaced by (k+1) and this will lead that it in true for all valpe of n wherén is positive integer. St - 50+ 50-51-52

$4100

100 101 102 - 343400

343400 44200 $299200

16

12

Area of cardboard = 16 x 12192sa.com Area of photograph-x1920q.cm

Let the dimensions of photogmph

Then 12-15 (uniform width all round: the photograph)-

xty = 4 after solving we get x=12

y=8 ky='96 The dimensions of photograph is.

12cm. by 8cms

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入京

光化 亦 黑 佛中!样化自乖佛中

映院

票座天三售預

献盛明

明|作|能暗,有眼和為河戾,有心 聯戲 賓華利方

迦釋

獻司樂

映大天

版貝全 發。新 行再接

古車

!網類

顯

攜一鄀果勇 陈索價爲俠跑往走飛 戒斷敢 搜懷義 弇壁

銀南珠

新普

回傳車

老闆院七明 部 幼府聯大天 台舞新

光慶 位

聯

座定日即

主身

迎請映戯起

人

仙菲亞蜜絲

主演

阿倫菲錫

男女造星

一雙人見人愛

神犬賓治

佳歌曲金球獎! 榮獲外國記者協會最 本片生曲我感到 上映之鬼馬神仙事 世界各地收入壓倒周期

全月最佳影片整帶獎1

******

關賊智神 寶器!機破犬

票藏古綁

智隆

不

̇備亂朋

! 肉屋匪

Benji

姚

|伊士曼彩色

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[折風趣俠義緊張巨片

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刊週遊旅頁一第張六第日八十月四年乙