soalan pismp3

7/30/2019 SOALAN PISMP3

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SECTION A(20 marks)

Answerall questions.

1. The teaching and learning of primary school science should enable students toacquire science knowledge and

(A) master scientific skills

(B) master scientific skills and thinking skills

(C) develop scientific attitudes and noble values

(D) master scientific skills and develop attitudes and noble values

2. Figure 1 shows the main scale and Vernier scale of a caliper when measuringthe diameter of a pipe.

What is the diameter of that pipe?

(A) 6.08 cm

(B) 6.09 cm

(C) 6.18 cm

(D) 6.19 cm

Figure 1


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3. Which of the following is the SI unit for weight?

(A) Joule

(B) pound

(C) Newton

(D) kilogram

4. What is the general rule for using and handling of laboratory equipment andapparatus?

(A) safety comes first

(B) Keeping apparatus in a safe place

(C) taking good care of the apparatus and equipment

(D) liquid chemicals should be properly stored in test tubes or flasks

5. Which of the following is not correct to do when drawing specimens and scienceapparatus?

(A) Use ruler to draw lines

(B) Shade or colour the drawing

(C) Label to identify parts of object

(D) Use unlined paper with plenty of space


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6. One of the activities in The Living World, Year 4 is collecting and naming variousanimals and plants found around the school, home and the natural surroundings.

Which of the activity below is a suitable manipulative skill in handling the small

animals?

(A) Sketching the animals accurately

(B) Choosing a suitable site for a field trip

(C) Recording the number of animals in a table

(D) Classifying the animals according to their sizes

7. What is the correct way of handling a plant or animal specimen after a scienceactivity?

(A) Keep it for later use

(B) Return it to the field

(C) Throw it into the dustbin

(D) Wrap it with a plastic bag before thrown away

8. Fungus sometimes grows on lenses of poorly maintained microscope.

Which of the following is the correct method to store microscopes in thelaboratory?

(A) A cupboard with light and with silica gel

(B) A cupboard without light and with silica gel

(C) A cupboard with light and without silica gel

(D) A cupboard without light and without silica gel


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9. Which of the following skills is essential to the development of other scienceprocess skills?

(A) Inferring

(B) Observing

(C) Classifying

(D) Communicating

10. A teacher asked her pupils to collect as many types of leaves as possible. Theythen grouped the leaves according to their colour and to present their grouping tothe class.

Which basic science process skills were used in this activity?

I InferringII ObservingIII ClassifyingIV CommunicatingV Measuring and using numbers

(A) I and II only

(B) I and V only

(C) II, III and IV only

(D) III, IV and V only

11. Which of the following is not a communicating tool?

(A) Drawings

(B) Digital Camera

(C) Concepts Maps

(D) Body Language


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12.Date Sunset time / pm

May 1 5.00June1 4.31

July 1 4.33August 1 4.56

September 1 5.25

October 1 5.54

November 1 6.28

December 1 7.01

Table 1 shows the relationship between the date and the time of sunset at acertain place on Earth.

When would be the sunset time for October 15?

(A) 6:01 pm

(B) 6:11 pm

(C) 6:21 pm

(D) 6:25 pm

Table 1


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13.

Diagram 1 shows a deer pond.

What is the area covered by cattails?

(A) 20 m2

(B) 50 m2

(C) 80 m2

(D) 100 m2

Diagram 1


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14. In an activity, a science teacher asked the students to find the melting rate of anice cube.

Which of the scientific skills is most rightly that the teacher tried to inculcate to

the students?

(A) Experimenting

(B) Space and time relationship

(C) Measuring and using numbers

(D) Handling science apparatus correctly

15. Which of the following statements represent the characteristic of makinginference?

(A) Elaborate ideas scientifically

(B) Making conclusion based on data

(C) State what will happen by extrapolating data

(D) Giving logical statements on the observations

16. An investigation was performed to see if corn seeds would sprout at differenttime depending on the temperature of the water in which they were placed.

What are the fixed variables in this investigation?

(A) Species of corn and type of water

(B) Temperature of water and species of corn

(C) Time of seeds sprout and temperature of water

(D) Time of seeds sprout and environment temperature


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17. Which of the following statement shows the definition operationally for acid?

(A) Acid is a proton donor substances

(B) Acid is a substances that contains hydrogen

(C) Acid is a substance that can receive pare of electrons

(D) Acid is a substance that can change blue litmus paper into red

18.

Table 2 shows the relationship between temperature and pressure for differentdays in a particular week.

Which of the following interpretations is the most accurate?

(A) As the pressure rose, the temperature rose

(B) As the temperature rose, the pressure dropped

(C) As the temperature rose, the pressure remained the same

(D) As the pressure rose, the temperature remained the same

Table 2


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19. An investigations to determine the heat loss rate in a beaker containing hot wateris conducted in the laboratory.

Identify the suitable hypothesis for the investigation.

(A) When the time increases, the temperature of the hot water decreases

(B) When the temperature of the hot water decreases, the heat loss increases

(C) When the volume hot of water increases, the temperature of hot waterdecreases

(D) When the temperature of hot water decreases, the volume of the hot waterincreases

20. What is the most appropriate activity to find the answer for a daily problem likewhat affects the height a basketball will bounce?

(A) Inferring

(B) Predicting

(C) Experimenting

(D) Searching in the internet


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SECTION B(40 marks)

Answerall questions.

1. In teaching basic science process skills on observing, a teacher asked thestudents to observe cockroaches.

(a) State two possible purposes of asking the students to observe thecockroaches.

(i) _____________________________________________________

(ii) _____________________________________________________

(4 marks)

(b) (i) Does merely looking at cockroaches sufficient to teach thenecessary observation skills to the students?

_____________________________________________________

(1 mark)

(ii) State a reason for your answer in b(i).

_____________________________________________________

(2 marks)

(c) Name three scientific instruments to be used in this activity.

(i) _____________________________________________________

(ii) _____________________________________________________

(iii) _____________________________________________________

(3 marks)


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2. A science teacher plans to inculcate communicating skills in an activity toinvestigate the effect of weight on a rubber band.

(a) What is the meaning of communicating in science?

___________________________________________________________

___________________________________________________________

(2 marks)

(b) State three communicating skills that can be cultivated in this activity.

(i) _____________________________________________________

(ii) _____________________________________________________

(iii) _____________________________________________________

(6 marks)

(c) Why are the communicating skills important to the primary school students?

___________________________________________________________

___________________________________________________________

(2 marks)


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3. A science class was given a task to investigate whether the length of time acandle burns in a glass jar is affected by the volume of the jar.

(a) What are the units of measurement involved in this activity?

___________________________________________________________

(2 marks)

(b) State three measurement and using number skills in this activity.

(i) _____________________________________________________

(ii) _____________________________________________________

(iii) _____________________________________________________

(6 marks)

(c) How the students can improve the accuracy of length of time taken?

___________________________________________________________

___________________________________________________________

(2 marks)


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4. A science teacher plans to teach the topic Ohms Law. At the same time, theteacher wants to inculcate inferring skills in the lesson.

(a) What is inferring?

___________________________________________________________

___________________________________________________________

(2 marks)

(b) Describe three indicators that can be used to determine whether a studenthas acquired the inferring skills in the activity.

(i) ___________________________________________________________

(ii) ___________________________________________________________

(iii) ___________________________________________________________

(6 marks)

(c) What should the teacher do once the students have acquired the inferringskills stated in (b)?

___________________________________________________________

___________________________________________________________

(2 marks)


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SECTION C(40 marks)

Answer any two questions.

1. All the scientific experiments begin with identifying and controlling variables.Therefore, it is important for the primary school students to understand andmaster these skills in their learning of science.

(a) Describe your understanding of variables in science by giving appropriateexamples.

(12 marks)

(b) (i) Define the meaning of controlling variables in science experiments.

(2 marks)

(ii) Explain how will you control the variables in an experiment to testthe hypothesis that the more light plants receive, the taller theplants will grow.

(6 marks)

2. The following set of data was collected in an investigation to determine the effectof planting time on pumpkins weight.

Time After Planting(weeks)

Average Weight Of Pumpkin(kg)

2 07 0

9 1

12 916 15

18 22

(a) Construct a graph for these data.(10 marks)

(b) Interpret the graph drawn in (a).(6 marks)


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(c) From the graph, estimate:

(i) the weight of pumpkin 10 weeks after its formation.

(ii) the time needed for pumpkin to increase 10 kg in its weight.

(4 marks)

3. An experiment to determine the relationship between quantity of fertilizerdissolved in water and the growth rate of young seedlings is planned.

(a) Construct a suitable hypothesis for the experiment stated above.

(2 marks)

(b) Describe the procedures to test the hypothesis constructed in (a).

(18 marks)

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