1955. Estimation of the number of species present in a given area. Ecology 36: 342-343.Evans FC, Clark PJ, Brand RH (1955) Estimation of the number of species present on a given area. Ecology 36:342-343EVANS, F.C., CLARK, P.J., and BRAND, R.H. 1955. Estimation the number of...
In a certain area, due to the continuous deforestation, the number of some species has decreased significantly, while others have even disappeared. This shows that deforestation has a great impact on _. A. biological balance B. biological diversity C. biological cycle D. biological E. volution ...
they started looking for other Cretaceous-end anomalies. One finding was that there were an alarming number of fern spores in the rocks above the boundary layer – a phenomenon known as ‘fern spike’.
Or loads of other horrible things that if you survive, you're left scarred in one way or another. For many years I worked in a specialist NHS clinic for people with eating disorders, which are greatly misunderstood and co...
W: Yes, of course. But I can’t get through. The flight has already been called twice. What are we going to do? Board without her? I should have reminded her at the office yesterday. She may have totally forgotten it. M: Take it easy, Sarah. Let me call her home number. Oh, ...
1. Be a habitat hero! All over the world,wild places are in trouble. As the humanpopulation has increased, we’ve taken over more and more land for ourhomes, farms, factoriesandroads. In therainforest, around80,000 acres of treesare cut down every day to make way forfarming, or to...
The variety of plants and animals in a particular area is called ___. A. species B. community C. biosphere D. biodiversity 相关知识点: 试题来源: 解析 D。本题考查名词的含义。“species”物种;“community”社区、群落;“biosphere”生物圈;“biodiversity”生物多样性,一个特定区域内动植物的多样性...
A 错误;根据第三段中的"In most animal species...had interested parties beyond the fighters"可知,和其他动物的冲突不同的是,猪之间的冲突会吸引除参与打斗者外的观众的注意,即猪在发生冲突时是有旁观者或者观众的,B 正确;根据第二段中的“Most conflicts e...
“in the rainforest understory tree Leonardoxa Africana, ants of the species Petalomyrmex phylax patrol young leaves and attack any herbivorous insects that they encounter.”Here, certain ants are the Petalomyrmex phylax ant species. Also, patrol means to keep watch over an area. Hence, we can...
Air pollution affects climate through various complex interactions1. It perturbs the Earth’s radiative energy balance and alters the atmospheric oxidation capacity, which determines the lifetimes of short-lived climate forcers, such as methane1. A key m