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【简答题】

阅读理解。
Put 2 February in your diary! It is World Wetlands Day! This special day was first celebrated in 1997
and it is celebrated every year.
The celebration is a call for action. It is a way to show people how important and useful the wetlands
areforhumans. OnWorld WetlandsDay, people around theworldtakepartin many wetlands
activities. Childrendrawpictures to advertise the day. People get togethertoclean up their local
wetlands.
Wetlands help protect nature and fresh water.Inwetlands, thereare many small animals such as
lizards,frogs,dragonfliesand butterflies. They play an important part in keeping the balance of nature.
All plants and animals are part of the food chain (食物链). If the small, wetland animals die, some other
animals in the food chain will have nothing to eat. They will also die.
People need the wetland to keep the balance of nature in the world. If we don't protect nature today,
it will be gone tomorrow.
1. We should write down ________ in our diary. It is World Wetlands Day.
A. importance
B. 2 February
C. celebration
D. 1997
2. People celebrate World Wetlands Day ________ .
A. at home
B. on their own
C. all over the world
D. at local meetings
3. Children in many countries ________ on World Wetlands Day.
A. make boats to pick up rubbish
B. take part in dragon-boat races
C. draw pictures to do advertising
D. listing to talks about the wetlands
4. There will be ________ in the future if there are no wetlands.
A. less fresh water for people
B. no wild animals any more
C. not any humans
D. no trees and no plants
5. Small animals in and around wetlands are important because _________ .
A. they are part of the balance of nature and the food chain
B. there may be no water without them
C. they are able to keep wetlands full of life
D. bigger animals are more erous

题目标签:食物链
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参考答案:
举一反三

【单选题】食物链开始的生物通常是(  )

A.
食草的生物
B.
进行光合作用的生物
C.
食肉的生物
D.
腐生的生物

【单选题】下列食物链中,书写正确的是(  )

A.
草→兔子→狐狸→狼
B.
植物遗体→真菌→动物
C.
庄稼←田鼠←蛇←山鹰
D.
青蛙←蛇←鼠←猫头鹰

【单选题】下列食物链不正确的是(  )

A.
青虫→山雀→雀鹰
B.
牧草→野兔→狐狸
C.
水草→小虾→黑鱼
D.
草→蝗虫→山雀→雀鹰
相关题目:
【单选题】食物链开始的生物通常是(  )
A.
食草的生物
B.
进行光合作用的生物
C.
食肉的生物
D.
腐生的生物
【单选题】下列食物链中,书写正确的是(  )
A.
草→兔子→狐狸→狼
B.
植物遗体→真菌→动物
C.
庄稼←田鼠←蛇←山鹰
D.
青蛙←蛇←鼠←猫头鹰
【单选题】下列食物链不正确的是(  )
A.
青虫→山雀→雀鹰
B.
牧草→野兔→狐狸
C.
水草→小虾→黑鱼
D.
草→蝗虫→山雀→雀鹰
【单选题】难降解的有毒物质沿食物链传递,其浓度将
A.
维持恒定
B.
产生波动
C.
逐级降低
D.
逐级升高
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