QucstMiis 9-10
According to Reading Passage 1, which TWO causes of brain damage are not
related to birth or genes. Use ONE word for each answer. Write your answers in
the spaces numbered 9-10 on the answer sheet.
Questions 11-14
Select the best heading from the list below for each paragraph A-E in Reading
Passage 1. Use each letter ONCE only. Write the appropriate letter A-E, in the
spaces numbered 11-14 on the answer sheet.
There are more headings than paragraphs, so you won't use all of the headings.
Example:
Answer:
Paragraph A
iii
1 1 . Paragraph B
12. Paragraph C
13. Paragraph D
14.
Paragraph E
List of Headings
i
How is intellectual disability assessed?
ii
What do people with an intellectual disability need?
iii What is intellectual disability?
iv How do people with an intellectual disability talk?
V What are the forms of intellectual disability?
vi What causes intellectual disability?
vii I low do you talk to a person with an intellectual disability?
viii Which community-based intellectual disability services are available?
QUESTIONS 75-24
You are advised to spend about 15 minutes on Questions 75-24
ZC
/
IK
/
I
refer to
Rending
Passage 2 below
READING PASSAGE 2
FuelCells: 21st Century Electricity
The 21st century's leading energy source may
By-products from fuel cells are high quality
very well depend on the development of a
heat, carbon dioxide and steam The
technology that was first discovered in 1839
temperature of the exhaust gases is well above
Indeed, many experts believe that the future of 500" C, meaning that solid oxide fuel cells are
electricity generation will not come from
very attractive for electricity and heat
further refinement of solar, wind,
coal or
generation as, in addition to supplying
nuclear energy, but from fuel cells Among the
electricity, the leftover amounts of heat
various types of fuel cells, the ceramic or solid created during the process could be used to
oxide fuel cell promises to achieve the greatest produce heat for industries, provide hot water
efficiency of conversion of fossil fuels such as
supplies or warm buildings
gas and coal to electricity while producing only
very low levels of pollutants To this end, a
Fuel cell
technology is not new In fact, the
consortium comprising five leading
principles of fuel cell operation were first
organisations has established Ceramic Fuels
reported by British scientist Sir William Grove
Ltd, initially to expand fuel cell research and
in 1839 His prototype used dilute sulphuric
development and secondly, to bring the
acid and operated at room temperature
technology to commercial application
Ceramic fuel cells developed much later, with
the first one operating at 1000° C in 1937
Ceramic fuel cells
are electrochemical devices
that directly convert fuels such as gasified coal Ceramic fuel cells offer many advantages over
or natural gas into electricity without the
other energy systems
limitation of the Carnot cycle (an ideal
• they have the potential to produce
thermodynamic cycle in which heat is taken
electricity efficient!) from several Kiel
onto a working fluid at a constant upper
sources
temperature and rejected at a constant lower
• they can generate large amounts of
temperature) In many respects, fuel cells
electricity
work like batteries
As long as they are
• they are relatively quick to install
constantly supplied with fuel and oxidant,
fuel cells can continuously produce power,
Fuel cell research and dev elopmont is
removing the need for recharging
extremely competitive worldwide, with the
USA, Japan and some European countries
Fuel cells offer several advantages over
leading the charge to commercialise this
traditional thermal power plants The major
promising technology For
instance, a Dutch
difference between these two power
Belgian company has developed a fuel cell for
generators is that the chemical energy of the
a Volkswagen van and is also working on a
fuel cell is converted directly to electrical
larger unit to power a bus Additionally, a
power without intermediate conversion first
German company is working on a fuel cell lor
to heat The efficiency of a coal-fired thermal
the European space shuttle program and for
plant
is typically in the range of 30%-35% In
submarines,
while a Canadian company is
a combined cycle gas turbine system running
evaluating a fuel cell to be used in small
on natural gas, the maximum efficiency is in
buses
the range 45%-50% Many experts believe
high temperature fuel cells could reach
Recent reports point to promising large
efficiencies of 80%-85% Ceramic fuel colls
international markets for ceramic fuel ic'lls
thus offer a more efficient and less polluting
Prospects for fuel cells in South East Asian
alternative
to current power generation
markets appear good Several countries.
technologies
including Indonesia, Thailand and The
Philippines are expected to demonstrate high
electricity generation by the most efficient
rates of growth in demand for power an
method will ensure a promising future for
encouraging situation for those countries
ceramic fuel cell technology The Ceramic Fuel
quick enough to develop and commercialise
Cells Ltd initiative represents a major
fuel cell technology
collaborative
venture between public and
Energy is a \ ital component of a technology
private sectors It is envisaged that this
based society and the growing need for
venture will go a long way towards achieving
a greater efficiency of energy use worldwide
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