专题03阅读理解I 主旨大意题
考点1精确归纳标题--讲•练•测---测案
时间:45分钟 满分:酱油怎么挑选50
中秋月儿圆
I.车辆信息查询阅读理解(归纳标题)
A
【江苏省苏北六市(南通、徐州、淮安、宿迁、泰州、扬州)2021-2022学年高三第一次调研】
Dozens of honey bees, which usually feed on wild flowers after leaving their hives (蜂房) in the campus gardens, were tricked into the cottage to feed from an artificial flower. Only one bee was allowed in at a time, and their visits to artificial flowers were videoed and timed under different fan speeds, which mimicked (模拟) calm and windy days.
But the rearchers are trying to help them: it is a controlled experiment that reveals how hi
gh wind speeds significantly reduce the efficiency of their feeding.
With no wind, the bees on average took nectar (花蜜) from 5.45 flowers during their 90-cond time trial. When wind speeds were incread, this fell to an average of 3.73 flowers.
Rearchers also examined the indirect impact of higher winds by moving the flowers.
The findings reveal that, while flower movement did not appear to have an effect on the bees, the movement of air from the fans made them much more hesitant to take off from a flower, with time taken ranging from an initial 0.05 conds to 54 conds.
Georgia Hennessy, lead author of the rearch, said that one possible reason for the wind causing hesitancy was that small increas in wind speed reduced the bees’ body temperature, so they require longer to warm up the flight muscles required to take off.
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“With wind speeds predicted to increa in the years ahead, understanding how we can help bees in a changing climate is becoming ever more pressing. Although we can’t do m
uch to control or stop the wind, we can take steps to reduce its impact on bees, such as placing hives in sheltered locations,” said Hennessy.
The UN’s Food and Agriculture Organization warned last year that the decline in global bee populations was a “threat to global food curity and diversity”.
Dave Goulson, professor of biology at the University of Susx, said:“Bees already face many pressures in the modern world, such as loss of habitats and exposure to pesticides (杀虫剂), and a great many are in decline. Coping with increasingly windy weather under climate change may be the final straw.”
1.What task did the rearchers t for the bees?
A.Identifying the new route.
B.Surviving in extreme conditions.
C.Feeding under different wind speeds.
D.Distinguishing various kinds of flowers.
2.What probably makes a bee hesitant to take off from a flower?
A.A full stomach.
B.Loss of balance.
C.Changed flower positions.
D.Reduced body temperature.
3.What can we do to reduce the impact of high winds on bees?
A.Stop the wind.方差英文
B.Restore their habitats.
C.Address climate change.
D.Prohibit the u of pesticides.临沂北城小学
4.Which of the following can be a suitable title for the text?
A.Loss of bees caus failure of food crops
B.Bees are on the decline as global heating worns
C.Bees may struggle in winds caud by global warming
D.Artificial flowers are ud for threatened bee populations
B
【福建省泉州市2021-2022学年高中毕业班质量监测(二)】山查树之恋
In the United States alone, about 30% of all food that is harvested is thrown away. Often this food is not consumed due to early spoilage(腐烂).To arrive at harvest, produce must be grown through a strict agricultural process, which requires a great deal of resources including money, labor, water, and energy.
Hazel Technologies, a Chicago - bad startup that created a small drop - in packet to keep banans and other produce from turning prematurely brown, is starting to produce a lot of green. Having raid 70 million in a completed investment round, the 6 - year - old company aims to launch their products in every major agricultural economy on Earth.
Hazel works with more than 160 companies across 12 countries. Its product delivers an odorless vapor (无味的气体) in sugar - packet sized inrts called sachets. When dropped in boxes. of produce, the sachet can as much as triple (三倍) shelf life. Moreover, Hazel’s newly - funded MCP technology oan increa the produce’s resistance to ethylene - a chemical promoting growth.
In addition to growers, veral grocery chains u the Hazel product and rvice to keep produer fresher longer. This year, Hazel projects its product and rvice will be ud with more than 6. 3 bilion pounds of produce, preventing more than 500 million pounds from going to waste.
“The company said its profits, which tripled last year, are under market for us is very, very
党章第八章large, ” said Mouat, CEO of the company. He expects Hazel to be in 20 countries by 2025, with international business accounting for 75% of annual income.