[分享] 戴爾美語Kelvin吳老師雅思閱讀解題分享
IELTS Reading --- TRUE / FALSE / NOT GIVEN (訊息判斷題)
Breeding in most organisms occurs during a part of the year only, and so a
reliable cue is needed to trigger breeding behaviour. Day length is an
excellent cue, because it provides a perfectly predictable pattern of change
within the year. In the temperate zone in spring, temperatures fluctuate
greatly from day to day, but day length increases steadily by a predictable
amount. The seasonal impact of day length on physiological responses is called
photoperiodism, and the amount of experimental evidence for this phenomenon
is considerable. For example, some species of birds' breeding can be induced
even in midwinter simply by increasing day length artificially (Wolfson 1964).
Other examples of photoperiodism occur in plants. A short-day plant flowers
when the day is less than a certain critical length. A long-day plant flowers
after a certain critical day length is exceeded. In both cases the critical
day length differs from species to species. Plants whose flower after a
period of vegetative growth, regardless of photoperiod, are known as
day-neutral plants.
The breeding season of some plants can be delayed to extraordinary lengths.
Bamboos are perennial grasses that remain in a vegetative state for many years
and then suddenly flower, fruit and die (Evans 1976). Every bamboo of the
species Chusquea abietifolio on the island of Jamaica flowered, set seed and
died during 1884. The next generation of bamboo flowered and died between
1916 and 1918, which suggests a vegetative cycle of about 31 years. The
climatic trigger for this flowering cycle is not-yet known, but the adaptive
significance is distinct. The simultaneous production of masses of bamboo
seeds (in some cases lying 12 to 15 centimetres deep on the ground) is more
than all the seed-eating animals can cope with at the time, so that some
seeds escape being eaten and grow up to form the next generation (Evans 1976).
Do the following statements agree with the information given in the passage?
In boxes 1-2 on your answer sheet, write
TRUE if the statement agrees with the information
FALSE if the statement contradicts the information
NOT GIVEN if there is no information on this
1. There is plenty of scientific evidence to support photoperiodism.
2. Bamboos flower several times during their life cycle.
IELTS 閱讀判斷題:
事實上, IELTS 閱讀之判斷題須根據題幹描述參就原文之訊息進行解讀, 以判斷答案為
TRUE / FALSE / NOT GIVEN.
1. 題目: 有大量之證據支持光週期理論(photoperiodism)
關鍵字: photoperiodism
In the temperate zone in spring, temperatures fluctuate greatly from day
to day, but day length increases steadily by a predictable amount.
The seasonal impact of day length on physiological responses is called
photoperiodism, and the amount of experimental evidence for this
phenomenon is considerable.
溫帶地區, 在春季時, 每日之溫度波動非常大, 然而白晝之長度則如預期穩定
逐漸地增加. 白晝長度之季節性對於生理之反應稱為光週期理論
(photoperiodism), 而且目前已有大量之實驗證據來證實此現象.
題幹出現 plenty of scientific evidence 對應原文訊息 experimental evidence
is considerable.
plenty of = considerable (大量的) = substantial = sizable = significant
答案為 TRUE.
2. 竹子在其生命週期中會開好多次花.
The breeding season of some plants can be delayed to extraordinary lengths.
Bamboos are perennial grasses that remain in a vegetative state for many
years and then suddenly flower, fruit and die (Evans 1976). Every bamboo
of the species Chusquea abietifolio on the island of Jamaica flowered, set
seed and died during 1884. The next generation of bamboo flowered and died
between 1916 and 1918, which suggests a vegetative cycle of about 31 years.
一些植物的繁殖季節會延遲至特別晚. 竹子是多年生的草(perennial grass),
它呈現出植被狀態持續許多年後, 再突然地開花, 結果, 最後死亡.
因此判斷出竹子在生命週期內僅開一次花.
答案為 FALSE.
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