TRIK JITU MENGERJAKAN SOAL TOEFL,WRITTEN EXPRESSION DAN PEMBAHASANNYA
TRIK JITU MENGERJAKAN SOAL TOEFL(READING)DAN JAWABANNYA
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Sea otters swell in the North Pacific.They are the largest of the mustelids,a group that also include freshwater otters,weasels,and hadgers.They are from 4 to 5 feet long and most weigh from 60 to its pounds.Large males may weigh 100 pounds or more.
Unlike most marine mammals,such as seals or dolphins,sea otters back a layer of blubber,and therefore have to eat up to 30 percent of their body weight a day inclams,crabs, fish,octopus,squids,and other delicacies to maintain body beat.Their voracious appectites do not create food shortages ,though,because they are picky caters each animals preferring only a few food types.Thus no single type of food source is exhausted Sea others play an important environmental role by protecting forests of seaweed called kelp,which provide shelter and nutrients for many species .Certain sea others feast on invertebrates like sea urchins and abalones that destroy kelp.
Sea others eat and sleep while floating on their backs,often on masses of kelp.They seldom come on shore.Sea others keep warm by means of their luxuriant double-layered fur,the densest among animals.The soft outer fur forms a protective cover that keeps the fine underfur dry.One square inch of underfur contains up to 1 million hairs.Unfortunately,this essential feature almost le to their extinction,as commercial hunters drastically reduced their numbers.
Under government protection,the sea otter population has recovered .While elated by the otters return selentists are concerned about The California sea otter population growth of 5 percent year,lagging behind the 18 percent a year rate among Alaska otters,Sea otters are extremely sensiti to pollution.In 1989,up to 5000 sea otters prished when the Exxon Valdez spilled oil in Prince William Sound Alaska.
1.According to the passage,what are mustelids?
a.A family of marine mammals that have blubber
b.A type of sea otter
c.A group of mammals hat contains sea otters
d.A kind of sea animal that includes clams,crabs,and many other creatures
According to the first paragraph,sea otters,along with freshwater otters and other animals,are members of the group known as mustelids.
2.It can be inffered from that passage that,ifa large male sea otter weighs 100 pounds it must eat approximately how many pounds of food a day to maintain its body heat?
a.5 pounds
b.15 pounds
c.30 pounds
d.60 pounds
Lines 4-5 indicate that sea otters have to eat about 30 percent of their body weight a day.Thirty percent of 100 pounds 30 pounds.
3.The author refers to sea otters as"picky caters"(line ?)because
a.all sea otterseat many types of food
b.each sea otter eats only one type of food
c.all sea otters have vocacious appetites
d.each sea otter eats only a few kinds of food
The term"picky eater"(meaning creatures with selective appetites)is applied to sea otters because each animal prefers only a few food types(line 7).
4.The woed"exhausted"in line 8 is closest in meaning to
a.needed
b.used up
c.desired
d.tired out
In the context of this passage,the word"exhausted"means"used up."
5.According to the passage,which of the following best describes sea otters relationship with kelp forests?
a.The kelp serves as found for the otters.
b.The otters protect the kelp by eating animals that destroy it.
c.The oters eliminate the kelp's source of nutrients.
d.The kelp is destroyed when the otters build shelters.
Lines 8-9 indicate that sea otters protect kelp forests because they"feast on(eat)invertebrates such as sea urchins and abalones that destroy kelp."
6.Which of the following could best replace the word"luxuriant"in line 12?
a.Expensive
b.Soft
c.Abundant
d.Attractive
The term"luxuriant"means"abundant."
7.According to the passage,the outer fur of sea otters?
a.keeps the underfur from getting wet
b.seems finer than the underfur
c.is more desirable to hunters than the underfur
d.is not as soft as the underfur
According to line 13"the soft outer fur forms a protective cover that keeps the fine underfur dry."
8.The word"elated"in line 16 is closest in meaning to
a.disappointed
b.shocked
c.concerned
d.overjoyed
The word"elated"is closest in meaning to"overjoyed."
9.According to the passage,why are scientists concerned about the population of California sea otters?
a.It has been growing at too fast a rate
b. Its growth rate has been steadily decreasing
c.Its growth rate is not as fast as that of the Alaska sea otters
d.It has been greatly reduced by oil spills and other forms of population
According to lines 17-18,scientist are worried because the California otter population rate of growth is only 5 percent a year,"lagging behind the 18 percent a year rate among Alaska otters."
reference
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