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II
I r '
SainsMac20061 jam
55t155t2
1.
SMK ISKANDAR SI{AH JASIN MELAKA
UJIAN PENGESANAN MAC
TINGKATAN DUA 2006
SAINS
Kertas soalan ini mengandungi 30 soalan objektif dan 4 soalan subiektif.Jawab semua soalan. Kembalikan keseluruhan kertas soalan rni sefepas ujian ini tamat.
Kertas soalan ini mengandungi 10 halaman bercetak termasuk muka hadapan
OBJECTME SECT'Ofl
Which of the following organs react to
changes that occur in the immediate
environment of an organism?
A. Excretory organs
B. Sensory organs
C. Response organs
D. lmpulse organs
Which of these animals have the
strongest sense of hearing?
2.
3. Which seRses are needed to accurately detect the flavours of food?
A. Birds
B. Dolphins
C. Dogs
D. Humans
l l . Smel ll. Taste
A. land l l only
B. land l l l only
l l l . Sight
C. l l and l l l only
D. l , l l and l l l
4. What is the factor that influenced the skin's sensitivity to a stirnulus?
A. The type of stimulant
B. 'The thickness of its fat layer
C. The thickness of the dermis
D. The large number of receptors
Maker code Maker usage
SectionQuestion
no.Full mark Obtained
mark
Objective 1.30 30
Subjective
t )
2 4
a., aJ
4 8
JUMLAH 50x2=100
If
S. Which of the following sequences is correct for showing the pathway from stimulus to
response?
A. Stimulus ) brain ) sensory organ ) response
B. Stimulus ) braln ) sensory organ ) brain ) response
C. Stimulus ) sensory organ ) nerves ) brain -) nerves I response
D. Stimulus ) nerves +, brain ) sensory organ ) nerves ) response
6. Where are the receptors can be found in the skin?
A. ln the dermis C' ln the fat tissue
B. In the epiderrnis D. Besides the sweat glands
7. which sense does a blind person use to read Braille books?
A. Sense of sight C' Sense of touch
B. Sense of smell D' Sense of hearing
S.Whichofthefol |owingarethefunct ionsoftheskin?
l. lt Protects the bodY tissues
ll. lt is sensitive to touch, pain and temperature
lll. lt helps to control our body temperature
A. I and ll onlY C' l l and l l l onlY
B. I and l l l onlY D' l , l ! and l l l
L What stimulates the taste bud?
A. Saliva C' Solution in the saliva
B.Enzymesinthesa| ivaD.Sweetandsa|tytasteon|y
10. why are dogs always used to detect drugs in the airport?
" A. Dogs can taste drugs
B. Dogs alwaYs obeY their master
C. Drugs are not harmful to the dogs
D. Dogs have a very sensitive sense of smell
11. Why the sense of taste of a person suffering from flu is less sensitive?
A. the taste bud cells are damaged
B. chemicals cannot be detected by smell receptors
c. the nasal hairs are unable to detect the smell of food
D. the sense of taste is more sensitive than the sense of smell
12.
Figure 1
FigureT shows the cross section of a nose? which part is the smell sensory organ?
c. l l l
D. IV
Figure 2 shows the taste
sensitive to tamarind and
Figure 2
areas of human's tongue'
honeY?
Which areas are the most
A. l
B. l l
l3.Whichisthespecial featureinthenosewhichmakesthedetect ionofsme| lmore
efficient?
A. Bigger nasal Passages
B. Mucus which is very dilute
C. Nasal passages covered with hair
D. Nasal passages coated with mucus
14.
Tamarind Honey
L
L
A N
B M
L/ K
D K
15.
M
Figure 3Figure 3 shows the structure of the human ear. Which part that helps us maintainour sense of balance?A.L
B.M
16. Which of the following ear structures contain fluids?
c.ND.O
17.
A. Eardrum
B. Cochlea
l. stirrup
A. land l l only
B. land l l l only
18. Characteristic of R:
C. Eustachian tube
d,. D. Ovalwindow
ll. Hammer l l l . anvi l
C. l l and l l l only
D. l . l l and l l l
C. Auditory canal
D. Pinna
Which of the following structures that made up the ossicles?
* Shaped like funnel* Made of cartilage and skin*' Collects sound waves
What is R?
A. Eardrum
B. Ossicles
AB
C
Figure 4
Figure 4 shows the vertical section of the human eye.
controls the size of the pupil?
19 Which part of the eye
20.
21.
22.
23.
Figure 5
Figure 5 shows the vertical section of the human eye. Where the image of an
object falls on the figure above if a person can see?
Which of the following diagram shows the occurrence of long-sightedness?
Glass trlock
Light ray _
Angle of incidence
Figure 6
of an experiment. What does line AB ln the diagram
C. refracted ray
D. diffracted ray
c.D.
l l and l l l only
l , l l and l l l
Figure6showsadiagram
represent?
A. incident ray
B. reflected ray
A. I and l l only
B. I and l l l only
What are the characteristics of the image that formed in a plane mirror?
l. virtual ll. laterally inverted lll. smaller than the object
24. Which of the following figures shows the correct propagation of light rays from glass to
25 . Wr*Eh tr'trig fEltnttng inrtsumarfie sn b€ rnsd *o rnessurs $ T rnl d *efermstrwlmfu{y?
Figure z shows cell X rrvfrish is a typs sf hum*n mll
air?
A
E
1r
I t/1 '
d_*l
FItilH
E
v
tMia{ type of cell is X?
A Norva celiB Bone cell
Muscle cetlGamete sell
cs
Nonnal line
, Noimal line
Figure 2
27. Figure below shows a pendulum.
The time taken for the pendulum to make 20 complete swings in 40 seconds'
Calculate the time taken for one oscillation.
A. 0.5 s
B, 1.0 s
Figure below shows one type of cell.
Which of the organisms have this type of cell?
28.
C. 1.5 s
D. 2.0 s
lll. Earthworm
l l and l l l only
l , l l and l l l
l. spirogyra
A. I and ll only
B. land l l l only
A. 273 mm
B. 274 mm
ll. Fern
D.
29.
1 273, 276
3 274
4 277
Table 1
The results of an experiment to deterrnine the length
Tabte 7. What is the average length of the curve?
C. 275 mm
D 276 mm
of a curue is shown in
NAME:. . . . . . . - . . " .CLASS: '"""""
* Unicellular organism' *' Contains chloroPhYll
30. The details given above describes a certain organism. Which of the following could it be?
-
(3 tturk.t)
A Amoeba
B Chlamydomonas
C Paramecium
D Spirogyra
This question paper consists of 4 questions. Answer must be written on the space provided.
I Diagram sl tows; thc ccl l r l rganisat ion in t l te l tutnan lrocly.
E)
r ' i \
rEf
( i i i ) _
[-abel the stages i , i i , ancl i i i .
State the function of the following.
muscle cell
i l. white blood cell
(2 marks)
2 The experirnent in the diagrarn is carried out by a stuclent.
( i i)
(a)
(b)
I
-../
Mirror
\___-
N<irrrt l t l
(a) Label the following in diagram above'
i) angle of incidence (l Angle of reflection (y' (2 marlcs)
(b) what is the relationship between angle of incidence and angle of reflection'
(1 mark)
(c) Write one characteristic of the irnage formed by a plane minor'
(l mark)
3. Diagram shows the cross-section of the human skin'
(a) Which of the labels X' Y and Z represents the sweat gland?
(l mark)
State the function ofrecePtor'(b)
(c) Skin responds to a few stimuli' Name one stimuli'
(1 mark)
(l mark)
NAME:. . . . """"CLASS:""""" '
4 'Diagramshowstheapparatususedbyastudent indeterminingthevolumeof
different object. \
Stone
I I III
(a) Find the volume in the apParatus shown above'
t : I I :
Plasticine
lII.:..-...--...-------.-.-
(j marks)
to measure volume of liquid as shown in the
N
l0
3O
!o
to
to
ao
to
to
@
to
(b) Name the aPParatus used
diagram.(1 rnark)
(b) What is the volume of the stone?
(2 marlcs)
(c) What is the volume of the liquid used?
(2marlcs)
Prepared
Gn. Siti
END OF QUESTIONS
Verifed bY:,, nAhI'[-
itt*t{jte"#*;;;Paner)
Never sutender before You lose
Never saY lose before You win
Always think that You cotx do it
LastlY thank to God
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