Page 25 - READING COMPANION TO ENGLISH EXAMS

Answer the questions 27–29 according to the
passage below.

It is possible to classify climate changes in 28. According to the passage, why does it take
former times into two categories: those resulting millions of years to take over from the former
from sudden events and the ones that occurred species?
over long periods. Climate changes caused by A) Dramatic events make them suffer a lot, so
sudden events such as meteor strikes or volcanic they cannot secure the persistence of their
eruptions almost certainly led to the extinction species.
of many species. It should be noted that it took
millions of years for new species to replace the B) Almost all of the species that emerge
former ones after such events. The main reason after rapid events cannot react to the
for this is that most living species cannot adapt transformation instantly.
quickly to abrupt changes. New species could C) It is usually because of the increase in
only begin to adapt to these changing climatic average temperature and the change in
conditions after millions of years, ensuring the climatic conditions.
continuity of life. However, if the world’s average
temperature were to increase by six degrees in D) A great number of species can get used to
the next hundred years, many species could die sudden changes very quickly, but it takes
out, but human beings would likely survive. This is time.
because humans are the species best equipped E) They are as fast as human beings in terms
to adapt to and keep up with changing conditions of adapting to and keeping up with the
quickly.
changing life conditions.

27. According to the passage, climate changes 29. It can be inferred from the passage that ----.
----.
A) even after the extinction of all species,
A) such as meteor strikes or volcanic eruptions climate changes can last millions of years
have always ended in the extinction of until human beings disappear
human beings
B) if some species can adapt to the world’s
B) are the main reason for sudden events average temperature, they will ensure the
that last over long periods, no matter how continuity of their lives
effective they are
C) humans get used to changing conditions fast,
C) may cause such diversity in climatic which lets them continue their lives under
conditions that human beings cannot ensure some unusual circumstances
the continuity of life
D) of all the species in nature, human beings
D) will sharply increase the world’s average are the only ones who can avoid total
temperature by six degrees in the next extinction, no matter what happens
hundred years
E) the temperature quickly increases when
E) may have happened gradually over a period sudden climate changes like meteor strikes
of time as well as after an instant event in or volcanic eruptions happen
former times

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