How to Master the ielts

216
Q239 J 
(Paragraph E) It may not be necessary to acquire 
more land
if 
yields are 
improved
with 
genetically modified crops
. 
The answer is reflected in 
‘
Genetically modified plants
may be the answer to 
increasing
biofuel 
crop 
yields
without
the need for further 
land grab
.’
Q240 H
(Paragraph E) Farmers in poorer countries will benefit from fuel crops 
if 
they can keep the profits they make
.
 
The answer is reflected in ‘
Developing 
countries
that grow biofuels 
should be allowed to benefit
from the 
premium 
prices
that fuel crops command, 
enabling farmers
and their communities to 
reap economic
and social 
benefits
.’
Reading Passage 
10
. Hacked off
Q281
TRUE
. (first paragraph) 
Malware is usually downloaded from the internet 
by mistake
. True because ‘
Typically, these programs are downloaded from 
the internet 
inadvertently
.’
Q282 FALSE
. (second paragraph) 
An e-mail text can carry a virus.
False 
because ‘
The text portion of the e-mail cannot carry any malware.
’
 
Q282 
distractor: ‘A virus can be released when a user opens an e­mail and 
downloads an attachment.’
Q283 TRUE
. (second paragraph) 
A virus can result in the loss of every 
program and file
. True because
 
‘
In a worst case scenario
…
 every program 
and file will be lost
.’
Q284 NOT GIVEN
. 
Java applets can contain malicious code
. There is no 
information on Java applets.
Q285 TRUE
. (fourth paragraph) 
A Trojan disguises itself as useful software
. 
True because
 
‘
a trojan is… malware that 
masquerades
 as useful software
’.
Q286 FALSE
. (fifth paragraph) 
Keystroke logging is always fraudulent
. False 
because ‘
Some keystroke loggers operate legitimately.
’
 
Q286 distractor: 
‘Keystroke logging is the main fraudulent activity linked to spyware.’
Q287 FALSE
. (sixth paragraph) 
Scareware is not harmful to the user
. False 
because ‘Scareware is a form of 
extortion
where a 
victim
is informed that 
the computer is infected with a virus, and 
for a fee
…’
 
The paragraph also 
indicates that the 
user
is tricked
and buys software unnecessarily.

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READING SECTION ExPANDED ANSWERS
217
Q288 A.
(second paragraph) a virus
 requires user input to infect a computer
. 
This statement is reflected in the phrase ‘
A virus can be released when a 
user
’
.
Q289 C.
(second and third paragraphs) a virus and a worm
can duplicate 
themselves. 
This statement is reflected in ‘
Viruses can replicate
’ (second 
paragraph) and ‘
The ability of worms to replicate
…’ (third paragraph).