What is biodiversity? A. The variety of plants only. B. The variety of animals only. C. The variety of living organisms. D. The variety of non-living things. 相关知识点: 试题来源: 解析 C。本题考查生物多样性的定义。生物多样性是指地球上所有生物,包括植物、动物、微生物等的多样化。选项 ...
1、 何謂生物多樣性?(What is biodiversity?)前言 生物多樣性(biodiversity)一詞近年來不但在科學界、政府單位逐漸被重規,尤其說到這個詞,人們總會想起在1914年世界上最後一之旅鴿在美國死去,從此旅鴿這物種便不復在世界上了. 而在此之後,人們開始對物種引起高度興趣,其中尤以生物多樣性的研究最受矚目.至1987年,...
所有生物都有自己的群落或生态系统,这些生态系统可以是海洋、森林、沙漠、冰盖,甚至是城市。 All of that put together is biodiversity - thevarietyand amount of allorganismsand theirhabitats. 而这一切就被称为生物多样性——生物及其栖息地的种类和数量。 W...
Growing up and living in South Africa, I have always been surrounded by nature — a term that is often used synonymously with biodiversity. So, like everyone, I have lived with biodiversity — the natural world that surrounds us on Earth. What Is Biodiversity in Simple Words? Here’s the ...
The loss of biodiversity is an environmental problem. What is biodiversity? A. The variety of plants and animals B. The number of people in the world C. The amount of carbon dioxide in the atmosphere D. The size of the oceans 相关知识点: ...
The UN declared 2010 the International Year of Biodiversity to celebrate life on earth, and to highlight attempts to safeguard this diversity. There have been numerous biodiversity meetings and related activities during the year, and growing awarenessthat the diversity of life on earth is under ...
Biodiversity is the variety of all life on Earth – it's thousands of habitats and millions of species. 生物多样性指地球上所有生命的多样程度,蕴含数千个栖息地和数百万个物种。 And it's in trouble. 而生物多样性现正告急。 We depend on biodiversity for food, water and medicine, but also to...
Biodiversity is the word used to describe all types of life on Earth, from bacteria at the bottom of the sea to human beings in big cities. It sustains the planet's delicate balance. Without plants there would be no oxygen and without bees to pollinate there would be no...
In the life sciences, there is wide-ranging debate about biodiversity. While nearly everyone is in favor of biodiversity and its conservation, methods for its assessment vary enormously. So what exactly is biodiversity? Most theoretical work on the subject assumes it has something to do with speci...