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Science questions, unit 2

Science room rules

28 marks. Use Practice to check each answer as you go, or Exam to answer everything first and then check.

Section A: objective questions

8 marks
Choose the best answer for each question.
1

Question 1

What should you wear on your feet in the Science Room?
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C
Shoes that cover the feet keep us safe from injury, for example from broken glass (textbook p. 24 and p. 27).
For the teacher: Remembering, low difficulty, standard 2.1.1
Textbook p. 24
2

Question 2

Diagram 1 shows Kina in the Science Room before an activity. Why does she do this?
A girl opens the window louvres; the door is open
Diagram 1
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A
We open all the doors and windows to allow light and air to flow into the Science Room (textbook p. 27).
For the teacher: Understanding, low difficulty, standard 2.1.1
Textbook p. 24
3

Question 3

Where should you put your school bag when you go to the Science Room?
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B
Rule 4 of the checklist: I leave my bag outside the Science Room (textbook p. 26).
For the teacher: Remembering, low difficulty, standard 2.1.1
Textbook p. 26
4

Question 4

Diagram 2 shows pupils leaving the Science Room. What must they do before they leave?
Pupils walk out of the Science Room; the fan and lights are still on
Diagram 2
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D
Switch off all fans and lights before leaving the Science Room so we do not waste electricity (textbook p. 25 and p. 27).
For the teacher: Understanding, low difficulty, standard 2.1.1
Textbook p. 25
5

Question 5

Diagram 3 shows Mr Beaker and Ms Test Tube. Why must pupils use them with care?
A beaker and a test tube with happy faces talk in the Science Room
Diagram 3
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B
Mr Beaker says: "They knew that we are made of glass and we break easily" (textbook p. 23). Broken glass can cut us.
For the teacher: Understanding, medium difficulty, standard 2.1.1
Textbook p. 23
6

Question 6

Cikgu Rosnah asks each pupil to take one hand lens from her table. What should the pupils do?
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A
Take science apparatus in a proper and careful manner. If pupils line up, the hand lenses will not fall and break (textbook pp. 25, 28).
For the teacher: Applying, medium difficulty, standard 2.1.1
Textbook p. 25
7

Question 7

Which of these is not a Science Room rule?
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C
We do not eat or drink in the Science Room (checklist rule 3, textbook p. 26).
For the teacher: Remembering, low difficulty, standard 2.1.1
Textbook p. 26
8

Question 8

Which rule do we follow after an activity?
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D
Cleaning the apparatus is done after the activity. The other three are done before the activity.
For the teacher: Understanding, medium difficulty, standard 2.1.1
Textbook p. 27

Section B: structured questions

20 marks
Answer all questions. Write your answers in the spaces provided.
9

Question 9

Diagram 4 shows three pupils, P, Q and R, in the Science Room.
Three boys: P ties his shoelaces, Q wears slippers, R wears shoes
Diagram 4
[1 mark] (a)Which pupil is not following a Science Room rule? Circle the answer.
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Q
Pupil Q is wearing slippers. P and R are wearing shoes.
[1 mark] (b)Why must we wear shoes that cover the feet in the Science Room?
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Tick each point you got.
For the teacher: Applying, low difficulty, standard 2.1.1
Textbook p. 24
10

Question 10

Circle True or False for each sentence.
[1 mark] (a)We can eat nasi lemak in the Science Room.
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False
[1 mark] (b)We line up before entering the Science Room.
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True
[1 mark] (c)We can start an activity before the teacher tells us.
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False
[1 mark] (d)We tell the teacher quickly if an apparatus breaks.
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True
For the teacher: Remembering, low difficulty, standard 2.1.1
Textbook p. 26
11

Question 11

When do we follow each rule? Choose Before activity, During activity or After activity.
[1 mark] (a)Open all doors and windows.
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Before activity
[1 mark] (b)Take the apparatus in a proper and careful manner.
Show answerHide answer
During activity
[1 mark] (c)Switch off all fans and lights.
Show answerHide answer
After activity
[1 mark] (d)Wear shoes that cover the feet.
Show answerHide answer
Before activity
For the teacher: Understanding, low difficulty, standard 2.1.1
Textbook p. 27
12

Question 12

Diagram 5 shows two pupils in the Science Room.
Two boys draw and write with pencils on the table top
Diagram 5
[1 mark] (a)What are the pupils doing wrong?
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Tick each point you got.
[1 mark] (b)Where should they draw instead? Circle the answer.
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In their exercise book
Drawing on the table spoils it. The Science Room must stay neat and tidy (textbook pp. 27–28).
For the teacher: Understanding, low difficulty, standard 2.1.1
Textbook p. 25
13

Question 13

Diagram 6 shows pupils rushing to take hand lenses and leaf specimens from the teacher's table.
Pupils rush and push to grab hand lenses from the teacher's table; one falls off
Diagram 6
[1 mark] (a)What can happen when pupils rush to the table like this?
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Tick each point you got.
[1 mark] (b)What would happen if the pupils line up?
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Tick each point you got.
For the teacher: Analysing, high difficulty, standard 2.1.1
Textbook p. 28
14

Question 14

Circle the correct word to complete each sentence.
[1 mark] (a)We open the doors and windows to let in light and fresh ______.
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air
[1 mark] (b)We wear shoes that cover the feet to prevent ______.
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injury
[1 mark] (c)We switch off the fans and lights so we do not waste ______.
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electricity
For the teacher: Understanding, low difficulty, standard 2.1.1
Textbook p. 27
15

Question 15

Danial sees Mei Ling using a cracked test tube. Mei Ling says, "It is only a small crack. I can still use it."
[1 mark] (a)Do you agree with Mei Ling? Circle the answer.
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Disagree
Cracked glass can break and cut her hand.
[1 mark] (b)What should Danial do? Give one reason.
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Tick each point you got.
For the teacher: Evaluating, high difficulty, standard 2.1.1
Textbook p. 28
16

Question 16

Diagram 7 shows a Science Room rules fan. Your class will make a rules fan for the computer room.
A paper fan with one Science Room rule on each blade
Diagram 7
[1 mark] (a)Make up one rule for a new blade. Your rule must keep the computers or the pupils safe.
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Tick each point you got.
For the teacher: Creating, medium difficulty, standard 2.1.1
Textbook p. 28