Integrated Science – Form 2 Secondary – L5 to L8 – 2016 Page 1 of 12

DIRECTORATE FOR QUALITY AND STANDARDS IN EDUCATION

Department for Curriculum Management

Educational Assessment Unit

Annual Examination for Secondary Schools 2016

FORM 2 INTEGRATED SCIENCE TIME: 1h 30min

Name: ____________________________________ Class: _________________

ANSWER ALL QUESTIONS

1. Angie wears an apron to show the different parts of the digestive system.

a) Name the part labelled Y.

_________________________________ (1 mark)

b) State the function of the part labelled Z.

_________________________________ (1 mark)

c) Write 1 to 5 to show the correct path of food through the

parts of the digestive system. The first one has been

done for you.

(4 marks)

d) Angie was reading that regular exercise and no smoking help the body function well.

i) What happens to the heart beat during exercise?

_______________________________________________________ (1 mark)

ii) Name the organ that is harmed by cigarette smoke.

________________________________________________________ (1 mark)

1 Mouth

Small intestine

Stomach

Large intestine

Oesophagus (gullet)

LEVELS

5 – 6 – 7 – 8

Page 2 of 12 Integrated Science – Form 2 Secondary – L5 to L8 – 2016

2. Read the information about microbes in the pictures below.

a) From the information given, name a:

fungus: ______________________ virus: _________________ (2 marks)

b) Circle the bacteria that caused Tim’s food poisoning.

Tuberculosis Yeast Salmonella Mildew (1 mark)

c) Barbara knows that sneezing can spread diseases. Name TWO ways how our body can

protect us from diseases.

_______________________________________________________________________

_______________________________________________________________ (2 marks)

d) Yeast is a useful microbe. Name TWO products made with the help of yeast.

_______________________________________________________________________

_______________________________________________________________(2 marks)

Integrated Science – Form 2 Secondary – L5 to L8 – 2016 Page 3 of 12

3. This question is about elements, compounds and mixtures.

In the diagrams below, black and white circles represent different kinds of atoms. Write the

correct letter to match each description below. There can be more than one correct answer.

i) an element: _____________ iii) a mixture of elements: ___________

ii) a compound: ___________ iv) a mixture of two compounds_______

(4 marks)

4. Noel carried out a chromatography

experiment with orange squash. Then he

compared the colouring used with some

banned colours.

a) How many colours are used in the orange squash?

________________________________________________________________(1 mark)

b) Which colours have been used in this orange squash?

_______________________________________________________________ (2 marks)

Page 4 of 12 Integrated Science – Form 2 Secondary – L5 to L8 – 2016

c) Is the orange squash safe to drink? Explain your answer.

_______________________________________________________________________

_____________________________________________________________ (1, 2 marks)

5. The pictures below show objects made from metals. Match each statement to the correct

object.

(3 marks)

6. Philip is given a mixture of salt, sand, iron filings and small pieces of cork. He separates

the mixture using a 4-step method as shown in the diagram. The letters W, X, Y and Z are

used to stand for the four materials but do not indicate which letter stands for which

material.

Identify what each material is by writing salt, sand, iron filings or cork in the correct spaces

below.

Material W is: _____________________ Material X is: _____________________

Material Y is: _____________________ Material Z is: ______________________

(4 marks)

Light weight and can be rolled out into thin sheets.

It is an expensive metal, bright and very shiny.

It is a good conductor of heat and electricity.

gold ring

saucepan

aluminium

foil

Integrated Science – Form 2 Secondary – L5 to L8 – 2016 Page 5 of 12

7. Patricia is writing a lab report. She can see the book on the table only when the lamp is

switched on.

a) Name ONE non-luminous object in the picture.

________________________________________________________________(1 mark)

b) On the picture above, draw light rays to show how Patricia can see the book.

(2 marks)

c) The diagram shows the human eye.

i) Name the part labeled B.

_____________________________________________________________ (1 mark)

ii) Name the part that regulates the amount of light entering the eye.

_____________________________________________________________ (1 mark)

Page 6 of 12 Integrated Science – Form 2 Secondary – L5 to L8 – 2016

8. A student holds a ruler on the desk with one end hanging out, as shown in the diagram below. Then he pushes it down, and lets it go. A sound is produced.

a) Describe how sound waves arrive into the ear.

___________________________________________________________________(1 mark)

b) Name the structure of the ear labelled Z.

___________________________________________________________________(1 mark)

c) Sometimes a lot of wax is produced in the ear. Wax rests against the ear drum as shown in

the picture. Give ONE reason why we could not hear well when the ear contains a lot of

wax. ______________________________________________________________(2 marks)

9. As part of the ‘Clean the School’ campaign, students prepared a poster to put on the School

Science Notice board.

a) Fill in the missing words in the poster.

(3 marks)

Integrated Science – Form 2 Secondary – L5 to L8 – 2016 Page 7 of 12

b) Students found the following 4 objects while collecting waste from the school playground.

James decided to put each object in the proper bins below.

i) Which object cannot be put in any of the bins?

___________________________________________________________ (1 mark)

ii) Fill in the boxes below to put each object in the proper bin.

(3 marks)

c) During a discussion, students talked about their habits. Underline the behaviours that are

helpful to the environment.

In summer, I leave the air-condition on when I leave the room, so it keeps cool.

I switch off the lights when leaving the room .

I use my bike when I visit grandma.

I prefer having a lift in mum’s car. It’s more comfortable.

Dad and I are planting more trees in the garden.

(3 marks)

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10. During a forensic investigation, the police gather evidence from the crime scene. They

found chewed gum, brown hair, cigarette butts, partial fingerprints and a shoe print. Each

evidence was packaged in sealed envelopes.

a) Explain why each evidence was packaged in separate sealed envelopes.

___________________________________________________________________(1 mark)

b) From the evidence collected, the police concluded that George could not be guilty.

Give one reason why.

__________________________________________________________________________(1 mark)

c) The forensic scientists examined the chewed gum found on the crime scene. The suspect

had a missing canine and molar. The teeth pattern of every suspect is shown below.

i) Name the guilty man.

__________________________________________________________________(2 marks)

Integrated Science – Form 2 Secondary – L5 to L8 – 2016 Page 9 of 12

ii) Describe the function of:

Canines:

____________________________________________________________________

Molars: _____________________________________________________ (2 marks)

d) The forensic scientists found cigarette butts on the crime scene. Infact the guilty man had yellowish

teeth and nails. Give a reason for this observation.

_________________________________________________________________________(2 marks)

11. Charles and Carl were discussing what it might be like to live on another planet. Their

science teacher gave them information about Earth and an imaginary planet called Ramiro.

Earth Ramiro

Amount of oxygen 21% 5%

Amount of carbon dioxide 0.04% 80%

Distance from the sun 148,640,000km 215, 000km

Rotation on its own axis 1 day 50 days

1 orbit around the sun 365 ¼ days 150 days

Ozone layer Present Absent

Number of moons 1 2

a) Name TWO reasons why it would be difficult for a human to live on planet Ramiro.

1.___________________________________________________________________

2._________________________________________________________________(2 marks)

b) State ONE reason why the ozone layer is important to living things on Earth.

__________________________________________________________________________

___________________________________________________________________(1 mark)

c) How long is one year on planet Ramiro?

___________________________________________________________________(1 mark)

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d) The diagram below shows the solar system. Name Planet A.

_______________________________________________________________ (1 mark)

e) The Sun is bigger than the Moon, but they appear to be about the same size when you look

at them from Earth. Explain why.

__________________________________________________________________________

__________________________________________________________________ (1 mark)

f) The Moon orbits the Earth in a regular way.

i) How long does it take for one complete cycle of the Moon’s phases?

____________________________________________________________ (1 mark)

ii) Name the force that keeps the Moon in its orbit around the Earth.

____________________________________________________________ (1 mark)

Integrated Science – Form 2 Secondary – L5 to L8 – 2016 Page 11 of 12

12. In June 2015, Samantha Cristoforetti broke the record for the longest time spent by a female

astronaut in space. During her time in space, she could observe a solar eclipse.

a) Name the structures labelled:

X: _______________________________ Y: _______________________________

(2 marks)

b) Describe TWO ways how space exploration has been helpful to humans throughout the

years.

__________________________________________________________________________

__________________________________________________________________ (2 marks)

13. Science students went on a fieldwork trip to Gozo.

a) They observed rubble walls along the road and discussed their importance. Tick () the

correct statements.

They are a habitat for animals. They allow rain water to pass through

They attract insects They give shelter to the farmer during rain.

(2 marks)

Students used quadrats to study the area. Explain why:

i) Weeds growing among farmer’s crops are not useful.

______________________________________________

(1 mark)

ii) Few weeds were growing under rocks.

______________________________________________

(1 mark)

Page 12 of 12 Integrated Science – Form 2 Secondary – L5 to L8 – 2016

14. The diagram shows how the burning of fossil fuels produces electricity in the power station.

a) Fossil fuels are a non-renewable souce of energy. Explain why.

__________________________________________________________________ (2 marks)

b) Underline the fossil fuels in the box below. (3 marks)

c) Name the greenhouse gas produced by the burning of fossil fuels.

___________________________________________________________________(1 mark)

d) State how the greenhouse gas named in (c) is

i) useful to Earth:

_______________________________________________________________

ii) harmful to Earth when in excess:

______________________________________________________________

(2 marks)

e) Wind is a renewable sources of energy. Name ONE advantage and ONE disadvantage of

generating electricity using wind turbines.

Advantage: ___________________________________________________________

Disadvantage: _________________________________________________________

(1,1 mark)

End of paper. Check your work again.

oil water coal natural gas sugar sun