Page 27 - READING COMPANION TO ENGLISH EXAMS

For the questions 33–36, choose the best
option to complete the missing part of the
passage.

33. The Amazon River basin, which spans the 34. Bats are mammals that use echolocation to
northern half of South America, is home to find their prey in the dark. ---- This technique
the world’s largest river as well as the world’s enables them to distinguish between the
largest tropical forest. Along with one-third objects in their environment and even detect
of all known plants and animals, it is also movement, making them one of the most
home to some rare species, such as the efficient hunters in the animal kingdom.
dorado catfish, which migrates over 11,000 Interestingly, bats are not the only animals
kilometres from the Andes to the river. ---- to use echolocation, as some whales and
The Brazilian state of Pará holds 9% of the dolphins have also developed this skill
world’s rainforests but, unfortunately, has to navigate through their environments.
the country’s highest rate of deforestation Therefore, it is safe to say that echolocation
since the habitat is cleared for farms and is a remarkable ability shared by bats and
ranches. The loss of these forests can put marine mammals, which helps them survive in
the Amazon’s web of life and its climate in their respective habitats.
jeopardy.
A) Researchers study echolocation to improve
A) In addition, deforestation in recent years has sonar and radar technologies like navigation
prevented these remarkable species from and military surveillance.
living in their habitats.
B) Their wings are adapted for flying, and their
B) Even though humans have harmed the diets can range from insects to fruit, nectar,
environment, authorities in some countries and even blood.
take strict precautions.
C) Despite their reputation as scary animals,
C) The species in this region are in need of help bats play an essential role in ecosystems as
from countries not to lose their habitats. pollinators and insect controllers.
D) The immense rainforests throughout the D) Echolocation involves emitting high-pitched
basin restrict the lives of local residents in sounds and interpreting the echoes that
terms of agriculture and livestock. bounce back.

E) It is not only plants and animals that live E) However, some bats are known to use their
here—30 million people call this region sense of smell and vision to find their way
home. and hunt.

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