ulangkaji sains form 1

7/26/2019 Ulangkaji Sains Form 1

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1. Diagram 2.1 shows some measuring tools commonly used in the science laboratory.

P Q R

.. ..

Diagram 2.1

(a) Label P, Q and R on Diagram 2.1 with the words gien below.

Pi!ette "urette #easuring cylinder

$%marks&

(b) ' student wants to measure a ied olume o li*uid, which measuring tool should heuse+

$1mark&

(c) ' student carried out an actiity to ind the olume o a cor as shown in Diagram 2.2.

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Stone

agram 2.2

-ame the method that is used to ind the olume o the cor.

$1mark&

hat is the olume o the cor+

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Diagram 1

M

N

2. Diagram 1 shows the structures o a !lant cell.

(a) Label the ollowing on Diagram 1.

-ucleus /acuole 0ell membrane

$% marks&

(b) tate the unction o the !arts labelled # and -.

#

- ..

$2 marks&

(c) -ame onestructure o the !lant cell which is not ound in an animal cell.

$1 mark&

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Diagram 2.2

%. Diagram 2.1 shows the organisation o cells in the human body.

Diagram 2.1

(a) Label the stages o cell organisation on Diagram 2.1 using the ollowing words.

ystem 0ell 3rgan 4issue

$5 marks&

(b) (i) -ame the system that is reerred to in the aboe statement.

$1 mark&(ii) 6ie oneeam!le o an organ ound in this system.

.

$1 mark&

(c) Diagram2.2 shows a cell ound in the human body.

4

4his system taes in oygen and remoes carbon dioide rom the body.


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(i) -ame the cell shown in Diagram 2.2.

$1 mark&

(ii) hat is the unction o this cell+

$1 mark&

(iii) 7n which system is this cell ound+

$1 mark&

(d) Diagram % shows our ty!es o cells P, Q, R and which are ound in the human body.

P Q

R S

Diagram 3

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P, Q, R, and T

Common characteristics

Alha!ets reresenting the cells

.

(a) 3bsere the cells in Diagram %

"ased on your obserations, state one characteristic o each cell, P, Q, R and .

P

Q . .

R . .

.

$5 marks&

(b) 0lassiy cells P, Q, R, , and 4 into two grou!s based on common characteristic. rite the al!habets re!resenting the cells belonging to each grou!.

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R S T "

Diagram #

$%glena Parameci%m Amoe!a Sirog&ra

$5 marks&

(e) Diagram 5 shows !ictures o organisms R, , 4 and 8.

"ased on your obserations in on the igure,

(a) tate onecharacteristic o each organism, R, , 4, and 8.

R ..

..

4 ..

8 ..$5 marks&

(b) 0lassiy organisms R, , 4, and 8 into two grou!s based on commoncharacteristics.

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R, S, T, and "

Common characteristics

Names o' organisms

Meas%ring c&linder

(ater

)il

Diagram 2.1

6ie eam!les o organisms belonging to each grou!.

$5 marks&5. Diagram 2.1 shows a beaer containing three materials with dierent densities.

a. "ased on Diagram 2.1, arrange the three substances according to their densities in anascending order.

$1 mark&

8

DC


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Diagram 2.2

(b) hich o the ollowing uses the !rinci!le o density+ 4ic (9 ) the correct answer in thebo gien.

Hot air balloon Car Submarine Bicycle

$2 marks&

(c) Diagram 2.2 shows how logs are trans!orted in the rier.

hy do logs loat in water as shown in Diagram 2.2+

$1mark&

(d) hy is it easier or a !erson to loat in the sea than in the rier+ :!lain the reason.

$2mark&

;. Diagram 1 shows the arrangement o !articles in three dierent ty!es o matter, P, Q andR.

P Q R

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*& +ltration

*& magnetic attraction

*& %sing a searating '%nnel

*& distillation

M-t%re Method o' searation

Petrol and ater

and iron +lings

Sand and ater

Diagram 1

(a) Label P, Q and R with the ollowing words.

#iture 0om!ound :lement

$% marks&

(b) Draw lines to match the ollowing mitures to the method o se!arating the miture. Draw the lines as shown below.


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ron +lings S%lh%r oder M

Diagram 2.1

M

Diagram 2.2

(a) ubstance # is ormed when iron ilings and sul!hur !owder are mied together. hat7s substance #+

$1 mark&

(b) =ow can you se!arate the iron ilings rom the sul!hur !owder in #+

..$1 mark&

(c) # is then heated as shown in Diagram 2.2 and a new substance, - is ormed. hat is -+

$1 mark&

(d) tate two!ro!erties o -.

(i) .

(ii) .

$2 marks&

(e) tate one dierence between substance # and substance -.

$1 mark&

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7. Eksperimen untuk mengkaji kesan daya ke atas pemanjangan spring.

Jadual 1

Jadual 1 di atas menunjukkan keputusan yang diperoleh untuk mengkaji kesan

daya ke atas pemanjangan spring.

12

Daya ( N ) 0 2 4 6 8 10 12

Pemanjang

spring (cm)

0 1.5 3.0 4.6 6.1 7.4 9.0


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a! "akar satu gra# pemanjangan spring mela$an daya yang dikenakan.

%!&pakah kesimpulan yang %oleh di%uat'

(! )adangkan duapem%oleh u%ah yang perlu dimalarkan.

d! *amalkan pemanjangan spring apa%ila daya 5 + dikenakan.

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ulangkaji sains form 1

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