1971-12-23 — Page 20

育教德華質四第張五第日六初月一十年亥辛屉夏WAH KIU YAT PO

1972

報日橋芋

中文中學會考試題預習專欄O

1972英文中學會考試題預習專欄

四期星日三廿月二十年一七九一写公年十六國民中

Mucor is, (1, a plant, 2. an animal, 3. neither

a plant nor an animal) and it (4. possesses, not contain. any) chlorophyll.

·5. do

數鵑科

·張正邦,

堅道英文書院主編

生 物 科

(八)

BIOLOGI (5)

+1=2, 1=-3 AX@

+(-3)=

第七次領書題解答

(1) ex X+PX+%=OZ=

根為CB試以含P與 q z * K j + š R & B + 2B

(解)由根與係數關係得

X+B=-P

XB = q

+ᄒ 왔습

m = -1

m之值為1B-1時

MX+54 -6 AES $

Study the following terms carefully and try to

tand themi-

1.SEMIPERMEABLE MEMBRANE.

(2)

2.SENSE ORGAN

以山炎(2)代入(3)得

(5) × 2x2-3x+4=0

=根為C.B試求十二 J3B + α<B2 Z 19

2

3.SENSORY CELL:

SENSORY NEURONS

°3B + dB2 = dB (d2+B2)

(2B (d+22B+B-2 =αB[(d+B) = 2KB]

BXB+2B-28(2+B)=20

- 17:01) (2) 4† X(4) 17

23B + LB3 = 9 (−P) — 2"} p2q - 297)

(2) Exo X2 8x+m=

之一根比另一根大

即求而之值,

(AF) 2X 3X+4=0 z =

tk to x B tx

(+B) - (3x2B+3αB2)

(XB)

A membrane through which som! but not all of the components of a solution can diffuse.

(usually concerned with

ORMBANA).

A multicellular receptor organ sensitive to external stimulus..

A unicellular receptor, e.g. those found in the body wall of Hydra.

a nerve cell which receives stimulus directly from a receptor; ita azon usually runs into the central nervous By a tem

One of the outer floral leaves that help support the betale of a flower; usually green in color,

6.SEXUAL REPRODUCTION. Reproduction involving the rusion

of two cells (gametes), (especi ally the fusion of their huclai.

7.SPERMATOZOON.(sing), Pul, Spermatozoa.

of a spera,

8.SPINAL CORD. The C... Exclusive of the brain,

vertebratee

(X+B) 3 = 3xB (2+B)

JXB)

9.SPINAL NERVES. Nerves arising from the spinal cord.

*D. SPORE. An asexual specialized reproductive cell,

Dores produced by snooba, and bread mold

)設此方程式之二根為

X (1), (2) Mλ =a

(-_-) = 3×2 (2)

11. STAMEN

For).

The male reproductive organ of the flowering

plant,

STARCH.

1 carbohydrate (polysaccharide), the stored food substance of most green plants.

STIGM

fxt 2 白根與係教

1916 19

12+x+2=8

x(x+2)=m

得

将(3)代入口

13(3+2)=m

15=m

CM = 15

3) sk PX + qx tr=0

=根為人,B.誠未、

BL

3x tapantof

(8) Px2+8x+Y=..

(解)

1 1 + x += = 0,

2x + 3x B + 3KB + 2B2

·602 + 132B + 6B? (2x2+283)+(32B+32B2) (6x2+122B+6B*) + XB (2x2+6&B+6x8+283)-(30°°B+3×B

6(x2+2XB+B) + ~[ 2(α+B) -3αp(*+B)

((R+B)2+xf

(AXE)

B2

(+2B 2x+3B

2(-5)-3(7)(-2

6号+

味

道

3x+28. 2x+38

£ 2 (2x+3B)+B2 (3x+2B.

(3x+28) (2£+38),

(4) x 12 x2 yo+mx+5y` ←-6能分解mで値為何

(AZ) = x2 y2+ mx+5y- =(x+y+l)(x4 + k)

= x2x4 + kx+xy - y + x

+lx-ly+l:

603 7887 PP

P8 (-2p5+3794). 6P + rq2

ap69 + 3 pros

6P3 + 192

= x2- y2+(k+1)x+(k-1) =2=1_2/1-12

得

tik.

A moist, aticky surface at the tip of the pistil (female reproductive part of the flower) on which the pollen grains germinate,

Any change of external or internal pondations which results in a response (or a change in the activities) of the organism. (Gr. Response).

15.STOMA (pl. Stomata). A small opening in the epidermis.

of a leaf (sometimes a sten) surrounded by two guard cells, controlling the passage of air and water vapour between the intercellular spaces of the leal and the outer atmospherd.

16.RESPONSE.

MAIKS

reaction or change of activity resulting. Tom a stimulus or change of external or nternal conditions. (compare Stimulus.)

Filamentous projections of the epidermal cells of roots shortly behind the growing point, mainly used for absorption of water and also some minexal salts. (in the piliferous layer of the root.)

18.SALIVARY GLANDS. Three paire of glands located near

19.SAPROPHYTIC.

20.SECRETIN.

SEED.

KB (+82)

23.SELF

(2)

dB[ (X+B)2=JXB)

丹(4)代入(3)

= 2[ ( — ) 2 2 × 2]

24.RADIUS.

l(1+5)=-61

l2+50+6=0

(l+2)((+3)=07

19 1--24-3

£-(-2)=5

k=3

將k=30--2 代入1

3+(-2)=m

當(=-3 代入(2)

-(-3)=

=2[7-4]=-3=

第八次預習題

解下列名程

Sm X-Cox = √

2. Cot A tan A=2tan3C

3. Secx-Cotx=csex-tan

A tum X + tan2x = 0

(1-Zanx) Coxx-alit lan

tan 8 (3-2seco)=3(seed-

7 165me-165m2D+3=0

the mouth of man which georete saliva into the mouth for digestion and lubricats on of the food and the mouth.

A mode of nutrition in which the organ- ism absorbs organic food directly from the environment. Many fungi e.g. Bread mould (Mucor) and bacteria arṛ SAPROPHYTES.

A. hormonewa the duodenum, which stilmu. ates the pancreas to secrete pancreatic Juice?

weration Tom, grand cells or of substances (fluid or liquid) eg. aeoretion (saliva) from. the salivary glanda, from the cells of the stomach wall, (Secretions are useful to the organ- 1em, while excretion is useless and incl des the waste products of metabolism.c the organism.

The fertil zen, ovule which contains the embryo. (Seed or ovule is inside the ovary of the

flower, the ovary will develop into the frui after fertilization.)

RTILIZATION,

Inion or gametes both derived from the same individual,

Compare oroas fertilization,

The shorter bone of the foreaTE

15.REGENERATION.

The replacement of lost or injured Parts by living organisms, e.g. the tentacles of Hydr

defers to kidney, e.6. renal artery.

4.BETINA. The inner light sensitive layer of the eye

8.RHIZOME.

An underground stems root-like in nature.

8. Ginger, and Solomonal seal, y

QUESTION L

lease pick out the suitable words an the branoke të below. (Answers at the end.)

Dispersal of Mucor spares is usually brought about) by train, 2 wind, 37 (animala):

The mode of nutrition or Mucoris (17 nolo z10% 2. helophytis, J. saprophytic, 4. Parasitic.

The (1. filamen, 2. anther,

pistil

is the part producing pollen grains.

The Spirogyra body i

multicellular,

2. unicellular).

lucor can digest its food (1. intracellul 2. extracellularly) with enzymes produced by own protoplasm.

The ovary as said to be (1. superior, 2. inferior) when it is situated on the surface of the receptacle of a flower, and 3. superior, 4. inferior) when at is within the receptacle.

Flowers opening at night is usually pollinated by the (1. butterfly, 2. moth, 3. peas)

Undar favourable conditions Bacteria divide once, in every (1. hour, 2. bopr, 3. 12 hours, 41 ̋weak,

10. Some Bacteria can swim in liquid medium with

aid of (1. flagella, 2011,

Spirogyra is a green plant (1, root and leaves,

month)

the

4

3 hairs,

pseudopodia).

2, wathout)

The main body of Mucor (1) is is not) divided up to form cells but contains many nuclei, at la therefore a 3. multicellular, 4. unicellularis

Se coenocy tac) pl

13. Bauhinia 19 (1 evergreen, 2. deciduous).

Hibiscus,

Bouhinia,

4. Flame or

the forest) are shrubs; and (5. Bauhinia, 6. Rog Frine, 8, Flame of the forest, 9. Delonix) are

fudation I Angueras-

(2)

Cusation JTE

(8)

(10)

-(11)

(13)

Fill in the blanks wi appropriate words. (anawera at the end)

The thin layer of elimy substance surrounding the Spirogyra body is called

spacial mode of sexual reproduc

Called

in Spirogyr

The

of aexual reproduction in hucor is called

The spherical asexual reproductive structures containing spores in Mucor are called

Under unfavourable conditions the, Chiroży:

survives by

The tadpole of frog breathes by means of

gills, while in the fish by 2. gilla. (externa

7. On land the frog

(external, internal).

respires with 1.

n under water by means of the 2.

only.

The main body of Mucor penetrating into the aubat- Tatum is a copicously branched structure called

end each of the branches

termed a 2.

connection formed between two adjacent cells during conjugation in Spirogyra.

10.Can you give 3 common names for Nucor?

Question II Answer: 1-

(1) Mucilaginous Laj

(3) Conjugation

(4) Cporangia (Sing, sporangium)

(5) forming wygospore after conjugationa

axternal and latar internal-

(6)

Conjugation

internal

1. moist akin, two lungs and liping of baccas,

Cavite.

(8) 1. mycelium (plu. mycelia)

2. hypha (plu, hyphe

Conjugation tabs.

bread noul d 3. black moulde

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