根据如图光合作用图解回答下列问题:(注意:[]内填标号)
(1)光反应阶段在____ 上进行.
(2)从图中看出,暗反应阶段发生的两个主要的化学变化是____ 和____ .
(3)从图中看出空气中适当增加____ 浓度后可增加作物产量.
(4)暗反应需要光反应提供[____ ]和[____ ]
(5)物质2代表____
(6)写出光合作用总反应式____ .
2017年全国两会期间,中国政府网开展“我向总理说句话”网民建言征集活动,网友可以通过论坛、微信等平台建言献策。这一活动有利于( )
①提高公民的参政意识 ②决策的民主化和科学化
③保障公民的政治权利 ④人民直接行使国家权力
阅读下列材料,结合所学知识回答问题。
材料一:合约规定:①法国收回阿尔萨斯和洛林;②禁止德国实行义务兵役制,不许拥有空军,陆军人数不得超过10万,莱茵河东岸50千米内,德国不得设防;③德国承认并尊重奥地利的独立;④由协约国设立“赔偿委员会”,决定德国战争赔款的总数;⑤德国的海外殖民地由英法日等国瓜分。
材料二:“尊重中国之主权与独立,及领土与行政之完整;不得因中国状况,趁机营谋特别权力,并不得奖许有害友邦安全之举动。”
请回答:
With the development of science and technology, our daily life is becoming more colorful and more convenient .
An Underwater Hotel
It looks like a spaceship but it is actually a picture of an underwater hotel. A company plans to build in the sea which is about 18 metres below the surface. The whole building is underwater and you can get to it by swimming and diving.
Google Glass
Google Glass is a pair of glasses with a battery hidden inside the frame(边框). It can perform many of the same tasks as smart phones. The glass has a hidden camera and a tiny screen. It is designed to take hands-free photos or videos of anything people are doing.
A New Kind of Shirt
Hate washing clothes? You're going to love this kind of shirt made by an American clothing company, Wool & Prince. This shirt can be worn for 100 straight days without washing! The Wool & Prince shirt never needs ironing(熨烫).
The Digital Library
Can you imagine walking into a library and finding all books have turned into computers? The first bookless public library is planned to open in San Antonio, Texas. Computers will take the place of books soon.
下面关于花和果实的叙述,不正确的是( )