国外(物理生物)试题2

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2013. S25

Coimisiún na Scrúduithe Stáit State Examinations Commission

JUNIOR CERTIFICATE EXAMINATION, 2013

SCIENCE – ORDINARY LEVEL

THURSDAY, 13 JUNE – MORNING, 9.30 to 11.30

INSTRUCTIONS

1. Write your examination number in the box provided on this page. 2. Answer all questions. 3. Answer the questions in the spaces provided in this booklet. If you require extra

space, there is a blank page provided at the back of this booklet. 4. The use of the Formulae and Tables booklet approved for use in the State

Examinations is permitted. A copy may be obtained from the examination superintendent.

For examiner use only Section / Question Mark Centre Number

Biology

Q.1 (52) Q.2 (39) Q.3 (39)

Chemistry

Q.4 (52) Q.5 (39) Q.6 (39)

Physics

Examination Q.7 (52) Number Q.8 (39)

Q.9 (39)

Total (Paper)

Bonus for Irish Grand Total (Paper) (390)

Coursework A (60) Coursework B (150) Grand Total (600)

Page 1 of 20

Biology

Question 1 (a) All plants and animals are composed of cells. In the table write the letter B beside two cell

parts that are found in both animal and plant cells. (b)

Write the letter V beside the name of the

illness caused by a virus. (c)

In the table write the letter X beside the name of the part labelled X.

Write the letter W beside the name of the waste stored by Y. (d) The diagram shows the male

reproductive system.

In the table write the letter A beside the name of the part labelled A.

Write the letter F beside the function of the part labelled B.

Ovary Produces Sperm Produces Eggs

The diagram shows the urinary system.

Ureter Bladder Kidney

Urine Faeces

X YFor Examiner use only (52)

(1) (2) Cell wall Nucleus Cell membrane Chloroplast Micro-organisms such as bacteria and viruses cause infection and disease. In the table write the letter B beside the

name of the illness caused by bacteria.

Common cold Appendicitis

Penis

Page 2 of 20

(e)

The diagram shows the central nervous system.

Sense organs gather information about our surroundings and communicate with the part labelled X in the diagram.

Name the part labelled X.

________________________

For Examiner use only (1) (2)

(f) Flowers are pollinated in different ways.

Name the part of the flower that produces

pollen. __________________

Write the letter W below the example on the right whose flowers are pollinated by wind. (g)

Which part of the plant takes in water?

______________________________

What would you notice about the level of water in the test tube after a few days?

______________________________ (h)

Name one other food rich in carbohydrate. ______________________________ Name one food rich in protein. ______________________________ Name one food rich in fat.

______________________________ A plant was set up as shown to investigate the transport of water.

Buttercup

Grass

Layer of oil

Water

Flour is a good source of carbohydrate. Answer the questions below

using words from the list on the right.

Bread Rice Butter Chicken Fish Water (7 × 6 + 1 × 10)

Page 3 of 20

For Question 2 (39) Examiner use only

(a)

A tooth is labelled T in the diagram.

Incisor

(1) (2) Write the letter T beside the type of tooth labelled T. Molar

Write the letter M beside the mineral needed

Calcium

for healthy bones and teeth. (6) Iron (b)

The diagram shows the human digestive system. Examine the diagram and answer the questions below. (9)

In the table write the letter A

Intestine A beside the name of the part

labelled A.

OesophagusLiver Stomach

Write the letter B beside the Mouth

name of the part labelled B.

Write the letter F beside the

Digestion

function of the part labelled B.

Excretion

Egestion

(c)

A student carried out a number of food tests on two different food samples,

Food A and Food B.

Answer the following questions about food tests. (12)

(i) Food A, when tested, formed a translucent spot on brown paper. Which food type, protein, fat or (reducing) sugar, is mainly found in

Food A? ______________________

(ii) Food B, when tested with Benedict’s (Fehling’s) solution, produced a

brick red colour. What colour was Benedict’s (Fehling’s) solution at the beginning of the

test? _______________________

Is heat required for this food test? __________________________

Which food type, protein, fat or (reducing) sugar, is mainly found in

Food B? ______________________

Page 4 of 20

(d)

Food (e.g. crisps) is a store of chemical energy.

Describe, with the help of a labelled diagram, an investigation to

show the conversion of chemical energy in a food to heat energy. (12) (1) (2) For Examiner use only The headings below may be helpful.

Equipment: _____________________________________________________

_______________________________________________________________

_______________________________________________________________ Procedure: ______________________________________________________

_______________________________________________________________

Result: ________________________________________________________

_______________________________________________________________

Labelled diagram Page 5 of 20

For Question 3 (39) Examiner use only

(a) The following diagram shows a food chain from a meadow habitat. rabbitfox grain

Name the producer in the food chain above.

_______________________

Name the herbivore in the food chain above.

_______________________

Write the letter E beside the effect that Increase

removing all of the foxes would have on

Decrease the number of rabbits in the habitat.

(b) (i) The diagrams show two pieces of equipment that can be used in an investigation to study a habitat.

Study the diagrams and answer the questions which follow.

Name the piece labelled A.

________________________

Give one use for piece A.

Piece A

_________________________

Name the piece labelled B.

________________________

Give one use for piece B. Piece B _________________________

(ii) Conservation is very important if we wish to protect the environment for

future generations. Name two ways that humans can help protect our natural resources.

1 ______________________________________________ 2 ______________________________________________

Page 6 of 20

(9)

(1) (2) (12)

(6)

(c)

The diagram shows the apparatus used to investigate the growth response of cress seedlings to light. The cress seeds were left to germinate in the segmented box for one week.

Study the diagram and answer the questions below.

Window

Section A

Section B Section C

(12)

For Examiner use only

In what direction will the seedlings in Section A grow?

____________________________________________

In what direction will the seedlings in Section B grow?

____________________________________________

Write the letter G beside the word which describes this growth response of the seedlings.

(1) (2) Window

Dish of cress seeds on moist cotton wool

Photosynthesis Phototropism Respiration

Page 7 of 20

Chemistry

(1) (2) Question 4 (52) (a) Name the piece of equipment shown on the right.

Name _________________________

Give one use for this piece of equipment.

Use ___________________________

For Examiner use only

(b)

Litmus is an indicator which is used to test whether a substance is an acid or a base.

What colour is litmus in an acid? _____________

Choose one common base from the list on the right.

Base _______________________________

The diagram shows an arrangement of apparatus suitable for the separation of sand and water.

Name this method of separation.

Name _____________________________

Litmus indicator

Vinegar Distilled water Oven cleaner

(c)

X Y

Would you expect to find most of the water in X or Y at the end of the separation? ____________________ (d)

Water must be purified before we can drink it safely. In the table write the letter R beside the word which describes the removal of large floating debris from water. Write the letter A beside the treatment used to kill bacteria.

Screening Fluoridation Settling Chlorination Page 8 of 20

(e)

Choose an alloy from the list on the right. Alloy _______________________________ Give one use for the alloy you have chosen.

Steel Copper Bronze Silver Brass

For Examiner use only

(1) (2) (f)

Use ________________________________

The known elements are listed in the Periodic Table. Use words from the list on the right to correctly complete the sentences below. When elements chemically combine _______________ are formed.

Compounds

Mixtures

When elements physically combine _______________ are formed. (g) Complete the table below. Insert the correct phrase for the location of the

electron and the proton, ‘outside the nucleus’ or ‘inside the nucleus’.

Relative Relative Particle Location mass charge

Inside the

1 0 NEUTRON

nucleus

1 Negative (−1) ELECTRON 1840

PROTON 1 Positive (+1) (h)

The pieces of equipment drawn on the right are used when reacting

sodium hydroxide (NaOH) with hydrochloric acid (HCl) in a titration. Name the pieces of equipment labelled A and B.

A ___________________________

B ___________________________

When sodium hydroxide and hydrochloric acid react, water and another product are formed.

Name the other product.

Product ___________________________

Page 9 of 20

A B

(7 × 6 + 1 × 10)

Question 5 (a) Safety (hazard) symbols are very important in Chemistry.

In the table below write the letter C under the symbol for corrosive.

(39)

For Examiner use only (6)

(1) (2) Write the letter H below the symbol which represents harmful or irritant. (b)

Air is a mixture of gases. Some of the

Nitrogen gases present in air are given in the table on the right. Oxygen

Answer the following questions about Carbon dioxide gases in air. (15)

Water vapour

(i) Which gas is used by plants to make food?

________________________

(ii) Which gas makes up most of the air?

________________________

(iii) Which gas is needed for burning to occur?

________________________

(iv) Which gas can be tested for using anhydrous copper sulfate or cobalt

chloride paper?

________________________

Page 10 of 20

(c)

The diagram shows the apparatus used to prepare and collect carbon dioxide gas in the laboratory.

Liquid L

(18)

For Examiner use only

(1) (2) Solid S

Hydrogen peroxide

(i) Write the letter L beside the name of the

Hydrochloric acid

liquid L used to prepare carbon dioxide.

Marble chips (ii) Write the letter S beside the name of the

solid S used to prepare carbon dioxide. Manganese dioxide

(iii) What would a student observe when liquid L is allowed drop onto solid B? Observation _____________________________________________________

(iv) Name the liquid which turns milky white when carbon dioxide is bubbled

through it. Name _______________________________

(v) State one use for carbon dioxide in everyday life. Use ____________________________________________________________

Page 11 of 20

Question 6 (39) (a) Separation techniques are widely used in industry. (6) (i) A solution of dye can be separated into its constituent colours using the method shown in the diagram.

Name this separation technique.

Name __________________________

Dye spot (ii) Suggest a liquid L that could be used to separate

the dye.

Liquid L

Liquid L _______________________

(b) The following diagram shows a separation technique that can be used to separate two substances. (18)

(i) Name this separation technique.

X Name _____________________

(ii) Name the piece of equipment labelled YX in the diagram. Name _____________________

(iii) Name the piece of equipment labelled

Y in the diagram. Name _____________________

(iv) Name two substances that can be separated using this technique. 1 _______________________________________ 2 _______________________________________

For Examiner use only (1) (2) Page 12 of 20

(c)

A student investigated the solubility of a salt in water in the school laboratory. The mass of the salt that dissolved at different temperatures was measured. The data collected are presented in the table below.

Temperature (°C) Solubility (g / 100 cm3 of water)

20 40 60 80 100 10 30 50 70 90 For Examiner use only (1) (2)

(i) Use this data to draw a graph of solubility (y-axis) against

temperature (x-axis) using the grid provided below.

100

Solubility 60

(g / 100 cm3 water)

40 20 0

40 60 80 100

Temperature (°C)

(ii) Use the graph to estimate the solubility at 50 °C. Solubility at 50 °C _____________________

Page 13 of 20

(12)

(3)

Physics

(1) (2) Question 7 (52) (a) A student set up the equipment shown to measure the B A volume of an irregular shaped object e.g. a stone. 3

For Examiner use only Container A was filled with 70 cm3 of water.

When the stone was carefully dropped into the water arrangement B resulted.

Name container A. ____________________

Calculate the volume of the stone from the information shown.

100 cm 90 cm3 80 cm3 70 cm3 60 cm3 50 cm3 40 cm3 30 cm3 20 cm3 10 cm3 (b)

Volume of stone _________ cm3

Choose the correct temperature from the list to complete the statements below. Water boils at ______________ °C

(c)

Water freezes at ______________ °C

In each case choose the method of heat transfer from the list on the right to correctly complete the statements below. Earth is heated by the Sun when heat is transferred by __________________.

37 0 87 100 Conduction Convection Radiation The end of a spoon sitting in a cup of boiling water becomes hot. The heat is transferred along the spoon by _____________________________. (d)

On which of the paths A, B or C will the incoming ray of light travel after striking the mirror?

____________________________

Incoming ray Mirror A B C Which of the words on the right describes what happened to the ray of light after it hit the mirror?

Convection Reflection ____________________________

Page 14 of 20

(e)

In the table write the letter U beside the unit used when calculating the usage of electrical energy. Write the letter C beside the cost of operating a 5 kW electric heater for 2 hours, if one unit of electricity costs 20 cent.

kW kWh €2.00 €20.00

For Examiner use only (1) (2) (f) The diagram shows a wind turbine which can be used to generate electricity. Is wind energy renewable or non-renewable? Answer _________________________

Give one disadvantage of this form of electricity generation. Disadvantage ________________________________________ (g) The diagram shows two metal cans of equal size. They contain equal volumes

of water at 100 °C. Can A is wrapped in cotton wool and can B has no wrapping.

After 20 minutes, which can, A or B, would have the higher temperature?

Can A Can B

Answer _________________

Give a reason for your answer.

Reason _________________________________________________________

3 cm

2 cm (h) A metal block as shown has a mass of 60 grams.

Name the instrument you would use in the

5 cm laboratory to find the mass of the block.

Instrument ________________________

30 cm3

In the table write the letter V beside the volume of 10 cm3 the block.

2 g/cm3

Write the letter D beside the density of the block.

20 g/cm3

(7 × 6 + 1 × 10)

Page 15 of 20

Question 8 (a) The diagram shows a three-pin plug with the back removed.

(39)

For Examiner use only (9)

(1) (2) Which of the labels A, B or C marks the neutral wire?

C Fuse

Which? ______________________

Name the wire A to which the fuse is connected.

Name ________________________

A What is the function of a fuse in a three-pin plug?

Function _______________________________________________________

(b)

The diagram shows a bar magnet. (18)

N S

(i) What does the letter N on the magnet mean? _________________________

If a student moved the N of one magnet close to the S of a second magnet what would the student notice?

_______________________________________________________________

(ii) A student wanted to show the pattern of the magnetic field around a bar

magnet. Name a substance or a piece of equipment used in the laboratory to show the

pattern of the magnetic field around a magnet.

_______________________________________________________________

Write the letter P below the pattern you would expect to get if you did this experiment.

N S

(iii) Name a metal that is attracted by a magnet. ____________________________

Page 16 of 20

The diagram shows a ball and ring apparatus.

This piece of equipment was used to examine the effect of heat on a metal.

When the ring and the ball were cold, the ball passed through the ring. When the ball was heated it no longer passed though the ring.

Answer the following questions about this experiment. (12)

(i) What does this experiment tell you about the effect of heat on the metal?

_______________________________________________________________

(ii) If the hot metal ball was cooled down again, would you expect it to pass

through the ring?

__________________ Give a reason for your answer.

_______________________________________________________________

Page 17 of 20

For Examiner use only (1) (2) (

For Examiner Question 9 (39) use only (a)

Match the correct form of energy from the list on the right with each of the statements below. (12)

Stored energy in a battery is called ______________ energy. Kinetic

Energy released from burning coal is called ______________ Potential energy.

Heat The energy in a stretched elastic band is called ______________ energy.

Energy in a moving object is called ______________ energy. Chemical (1) (2) (b)

The simple circuit shown was set up to investigate the heating effect of an electric current. When the switch is closed a current flows. (18) Name the component labelled X.

thin

wire __________________________

What happens to the thin wire when a current flows?

__________________________

Name a device that the student could put at Y to show that a current is flowing through the circuit. X

Device _____________________________________

Name two household appliances that use the heating effect of an electric current.

1 _______________________________________

2 _______________________________________

Page 18 of 20

For Examiner with many everyday applications.

Choose the correct word from the list given to complete each of the statements below. (9)

A light-emitting diode (LED) requires ______________

current than a regular (filament) bulb.

A resistor is placed in a circuit to protect the diode.

The unit of resistance is the ______________.

Page 19 of 20

More Less Amp Ohm use only (1) (2)

EXTRA WORK SPACE

Indicate clearly the number and part of the question(s) that you are answering.

______________________________________________________________________

Page 20 of 20

For Examiner use only (1) (2)

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