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如图是我国某森林生态系统的碳循环示意图。箭头表示碳元素传递方向,字母表示碳元素传递途径。下列各项叙述错误的是()


A:碳元素从植物体流入动物体主要是通过动物摄取食物中的有机物来实现

B:自然界中存在着的氧、氮、磷等元素的循环也同样可以用此图表示

C:a途径是通过光合作用实现的b、d、g是通过呼吸作用实现的

D:碳在生物与环境之间的循环主要是以二氧化碳循环的形式进行

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B

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    The increasing environmental problems and need for eco-friendly products and services are creating a new job section of green-collar jobs.____It is expected that by 2025 about 25% of the jobs in developed countries will be of green-collar jobs. Doesn't the data look promising for the future?

    ____And jobs will pop up at every income level, from environmental manager to gardener. For example, many countries including the United States have understood that fossil fuels have negative effect on the environment which can later become a serious danger to mankind.____The increasing demand of newer resources has created the need for experts and researchers who can find better ways to deal with the ongoing needs. In addition, in order to meet the increasing demand of environment-friendly equipment, both green product designer and trained workers are needed. Management of environmental organizations also demands a large number of environmental managers.

    ____ Internet is undoubtedly the best way to find information on almost any matter. Nowadays, different kinds of jobs are being posted online. Search through a couple of job websites to look for a bright future in energy conversion and recycling of waste management. Check regularly and find the right work for yourself.____

A. People who read newspapers can also find different kinds of green-collar jobs.

B. People who take green careers will be well paid.

C. Where can you find green-collar jobs?

D. Green-collar jobs have become a bright career chance for all.

E. Many countries have realized the importance and need for energy-saving products and services.

F. Therefore, possibilities are being explored to find alternatives to meet demands in a better way.

G. Forget the blue–collar and white–collar categories.