Exam Questions

1. [2008 OL][2012 OL]

Name the parts of the plant labelled X and Y in the diagram.

2. [2008][2012]

Phloem and xylem are plant transport tissues.

Name a substance, other than water, that is transported in (i) phloem and (ii) xylem.

3. [2010 OL]

A white flower was placed in coloured water for a few days as shown in the diagram.

(i) What effect would you expect this to have on the flower?

(ii) What conclusion can be drawn about the movement of water in plants?

4. [2008 OL]

Describe, with the help of a labelled diagram, how you would show the path of water upwards through a plant or a part of a plant.

Use the following headings: Equipment, Procedure and Result.

5. [2006 OL] [2011 OL]

The plant in the test tube drawn on the right was allowed stand in the laboratory for a few days to investigate the transport of water in the plant.

(i) Which part of the plant takes in water?

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

(iii) Why is it necessary to put oil on the surface of the water in the test tube?

6. [2006]

Water vapour evaporates from cells in the leaves of plants and exits the leaves by way of tiny pores in their leaves.

(i) What is this process called?

(ii) How would you test the drops of liquid inside the plastic bag covering the shoot of the plant shown in the diagram to show that the drops are water?

7. [2011]

Water vapour leaves plants through pores in their leaves into the atmosphere.

(i) What is the loss of water by plants called?

A pupil did an experiment to investigate this loss of water by plants.

The apparatus that she used is shown in the diagram.

The rate at which the water level fell (water loss) in the measuring cylinder was measured at regular intervals, first for a plant without the hair dryer (normal plant) and then for a plant with a hair dryer blowing warm air over the leaves (blown plant).

The pupil used the data obtained to draw the graph below.

(ii) Examine the graph and comment on the rate of water loss by the normal plant.

(iii) What two factors were different for the blown plant?

(iv) Name the tissue that transports water up the plant from roots to leaves.

Exam Questions

Atoms

Elements

Compounds

Periodic table

1. [2007 OL]

Complete the following sentence below inserting the correct words from the list on the right.

All the known _________________ are listed in the ____________________________.

2. [2007]

Give two properties of alkali metals.

3. [2008]

The diagram shows the first twenty elements in their positions in the periodic table. The number given with each element is the atomic number of that element.

(i) By what name are group two metals known?

(ii) Why are the noble gases, group 8/0, very chemically unreactive?

4. [2011]

The diagram is an outline periodic table.

One area, a group of elements, is shaded.

Name this group of elements and give one chemical property that they have in common.

5. [2006][2012 OL]

(i) Show, clearly using shading and labelling, the location of the alkaline earth metals on the blank periodic table given.

(ii) Name an alkaline earth metal.

6. [2008 OL]

Solids can be metals or non-metals.

Identify two non-metals from the elements whose symbols are shown on the right.

7. [2012][2012 OL]

Name two non-metallic elements.

Exam questions

Renewable and non-renewable energy

1. [2011]

Give two examples showing that the sun is our primary source of energy.

1. [2001 OL][2008 OL][2012 OL]

Coal

Oil

Solar

Tidal

Pick two forms of renewable energy from the list on the right.

1. [2009 OL] Pick two forms of non-renewable energy from the list on the right.

1. [2007 OL][2007]

Nuclear energy could be used to solve Irelands energy shortage.

Give one advantage and one disadvantage of using nuclear energy to generate electricity.

1. [2008]

Some equipment can convert the energy of waves in seas into electrical energy.

Give one advantage and one disadvantage of generating electrical power in this way.

1. [2009]

Give one advantage or one disadvantage of fitting solar panels to your home.

1. [2006]

Suggest two alternative sources of energy (instead of fossil fuels) for the generation of electricity in Ireland.

1. [2008]

1. Name the energy from the sun that the solar panel changes into electricity.

1. The electrical energy is then changed into a form of energy that can be stored in a battery Name the form of energy that can be stored in a battery.

1. In winter it may be dark when the pupils are going to or coming from school.

Give two energy conversions that occur to produce the flashes of light warning motorists approaching the school on dark mornings.

1. [2010]

Light, from the sun is a renewable source of energy.

Ireland only uses about 2% renewable sources to meet current energy needs.

1. Name two renewable energy sources, excluding sunlight, that are available in Ireland.

1. Give two benefits that Ireland would get from increasing the use of renewable energy sources to meet our energy requirements.

1. [2011]

Compact fluorescent lamps (CFLs), shown in the photograph, have a Grade A rating (efficiency rating).Electrical energy is converted into light and one other form of energy in bulbs.

1. Name this second form of energy.

1. Which form of energy does the more efficient bulb produce more of?

1. Name another electrical appliance where checking the energy efficiency rating would be important to save money on running costs.

1. [2012]

Renewable energies are shown in the picture.

1. Pick any two of the energies shown in the picture and name your selection.

1. Give one advantage associated with each energy youve selected.

Two different reasons must be given.

1. Give one disadvantage associated with each energy youve selected.Two different reasons must be given.

Energy Conversions

1. [2006 OL]

Energy cannot be created or destroyed but it can be changed from one form to another e.g. chemical energy can be converted into heat energy.

Describe an experiment you could carry out to show the conversion of chemical energy to heat energy.

Draw a labelled diagram of any equipment used.

1. [2008 OL]

The diagram shows a common light bulb.

List the two main energy changes that take place when the bulb is in use.

1. [2011 OL][2010 OL]

When each of these appliances is used energy conversions take place.

Electrical to heat

Electrical to sound

Chemical to electrical

Chemical to heat

Heat to light

Potential to kinetic

Copy the table into your copy and correctly match an appliance with an energy conversion that takes place when it is used. [Note: An appliance may be used more than once.]

1. [2006 OL] Give an example from everyday life where electrical energy is converted to kinetic energy.

1. [2009]Give two useful energy conversions that occur when a drill is being used.

1. [2008]

Fill in the missing words in both sentences.

1. The stretched rubber chord has ______________ energy.

1. If the stone is released it will have ____________ energy.

1. [2007]

When work is done energy is converted from one form to another.

Identify one energy conversion that occurred when a car brakes.

1. [2012]The conversions of chemical energy to kinetic energy to potential energy occurs when you walk up a stairs. Give two more everyday examples of energy conversions and the contexts in which they occur.

Exam Questions

1. [2006 OL]

Complete the statements below.

(i) Protons are ________________ charged particles.

(ii) Electrons are ________________ charged particles.

2. [2007 OL]

Complete the sentences below..

(i) Neutrons and ____ are located in the nucleus of atoms.

(ii) The ____move around outside the nucleus of atoms.

(iii) The ____have no electric charge.

3. [2008 OL]

Complete each statement below.

(i) The ___________________ is a particle that has no electric charge.

(ii) The ___________________ is a particle that has a positive charge.

(iii) The ___________________ is a particle located outside the nucleus.

(iv) The ___________________ is a particle that has a relative atomic mass of one unit.

4. [2011 OL][2010 OL]

Complete the table below by choosing the correct particle from the list on the right and matching it with the information in the table.

Particle

Location

Relative charge

Relative Mass

A:

Inside nucleus

+1

1

B:

Outside nucleus

1

1/1850

Proton

Electron

Neutron

5. [2009 OL]

Complete each statement below.

(i) The particles located outside the nucleus are the ________________.

(ii) The particles that have no electric charge are the ________________.

(iii) The particles that have a positive charge are the _________________.

(iv) The particles lost, gained or shared when atoms form bonds are the ________________.

6. [2008]

Compare the charge and the mass of an electron with the charge and the mass of a proton.

7. [2007]

The diagram represents a sodium atom.

The circles are electron orbits and the Na represents the nucleus. The atomic number of sodium is 11.

Using dots or Xs to represent electrons in the orbits give the electronic structure of sodium.

8. [2010]

A potassium atom has atomic number 19 and a mass number of 39.

Complete the diagram using dots or crosses to clearly show the arrangement of electrons in the potassium atom.

9. [2006]

Potassium has an atomic number of 19.

Give the arrangement of the electrons in an atom of potassium.

10. [2009]

Approximately 98.89% of carbon on the surface of the earth and in the atmosphere is carbon-12. The remaining approximately 1.11% is carbon-13. The numbers 12 and 13 are mass numbers. The atomic number of carbon is 6.

(i) How many neutrons are in the nucleus of a carbon-13 atom?

(ii) Enter the missing word in the following sentence.

Carbon-12 and carbon-13 are _________________________ of carbon.

11. [2008]

Define atomic number.

12. [2011][2006][2008]

Define the term isotope.

Exam Questions

1. [2010 OL]

Water exists in the three states of solid, liquid and gas.

(i) What is the solid state of water more commonly known as?

(ii) What word describes the change of state from a solid to a liquid?

2. [2009 OL] [2007 OL] [2006 OL]

The diagram shows the arrangement of particles in the three states of matter.

(i) Which diagram represents the arrangement of particles in a solid?

(ii) Which diagram represents the arrangement of particles in a liquid?

(i) Which diagram represents the arrangement of particles in a gas?

(ii) Name the physical change that takes place when A changes into B.

3. [2011 OL

The diagrams show the change in the arrangement of particles in the states of matter as they are heated.

(i) Which diagram which shows melting?

(ii) Which diagram which shows boiling (evaporation)?

4. [2009]

There are three states of matter: solid, liquid and gas.

(i) Give one property that liquids and gases have in common.

(ii) Give one property in which liquids and gases differ.

5. [2012]The diagram shows the evaporation of water.

(i) What is evaporation?

(ii) What do molecules have to gain in order to evaporate from liquid water?

6. [2006]

Study the diagram carefully. It shows the ways that the particles of gases and solids occupy space.

The particles of gas have lots of space and move randomly at high speeds in three dimensions and collide with each other and with their container.

The arrows represent the velocities of the gas particles.

The particles of a solid are packed closely together and cannot move around but they can vibrate.

Give one property of a gas and one property of a solid that you have observed and is consistent with (matches) this micro-view of these states of matter.

Exam Questions: Measurement and Units

1. [2010 OL]

m

kg

s

(i) Which of the following is the unit used to measure mass?

(ii) Which of the following is the unit used to measure time?

2. [2008 OL]

Name and give one use for the piece of equipment shown in the diagram.

3. [2008 OL][2006 OL]

(i) Name the piece of equipment drawn on the right.

(ii) Give one use for this piece of equipment.

4. [2012 OL]

The picture shows a piece of equipment used in the laboratory for measurement.

(i) Name the piece of equipment shown.

(ii) What is it used to measure?

5. [2009]

Name any two items of laboratory equipment shown in the diagram on the right.

6. [2007 OL] [2007]

(i) What is the name the piece of equipment shown on the right?

(ii) Name a second item of laboratory equipment which enables more accurate measurements of volume to be made.

Speed and Velocity

7. [2009]

Define velocity.

8. [2007 OL]

The speed of a car is 15 m s1.

What distance will the car travel in 5 seconds?

What word describes what happens when the speed of a car increases?

9. [2009 OL]

A cyclist moves 20 metres along a track in 4 seconds.

Calculate the speed of the cyclist.

Calculate the distance the cyclist will travel in 2 seconds.

Area and Volume

10. [2006 OL][2012 OL]

Find the area of the rectangle drawn on the right using the measurements given.

In what unit is the area measured?

11. [2007 OL]

A block of metal has the measurements shown on the right.

Calculate the volume of the block.

12. [2011 OL][2009 OL][2006 OL]

(i) The diagram shows a piece of equipment, labelled A, containing water. Name A.

(ii) A stone was then added and a new volume was recorded as shown in B.

What was the volume of the stone in cm3?

13. [2009]

A pupil measured the volume of a potato using the items of laboratory equipment, labelled A and B as shown in the diagram.

(i) Name the items labelled A and B.

(ii) What was the volume of the stone in cm3?