百度试题 结果1 题目Almost half of the world’s ___ tropical rainforests are in South America. A. remained B. remains C. remaining D. remain 相关知识点: 试题来源: 解析 C 反馈 收藏
Growing plants produce oxygen, and tropical rainforests are huge contributors, but dead and rotting plants—as well as burning plants-consume oxygen to release carbon dioxide as a by-product during decomposition and combustion (燃烧). Often the ratio between a plant producing oxygen in life and ...
High levels of sociality in spiders interact with morphological traits that enhance dispersal and dispersal propensity. The social spider Anelosimus eximius occurs in tropical rainforests in South America, including in the north and mid-west Amazon, and we have recently found records of its presence ...
The tropical rainforests have more kinds of trees than any other biome in the world. In a rainforest in South America, scientists counted from 100 to 300 species of tree in 2.5 acre sections of the forest. Not all plants in the rainforest are trees though. While they are the easiest to...
(1)Rainforests make up about six percent of the Earth's surface.(2) The Amazon Rainforest is the largest tropical rainforest in South America.(3)One fourth of the drugs that we take when we are sick are made of plants usually grow in the rainforest .(4)Receiving the least amount ...
In the tropical (热带的) rainforests and subtropical forests of Central andSouth Americalives a species of ants that could be the smallest recyclers on earth. They are leafcutter ants. These ants travel through the forest looking for leaves, which they cut with their sharp jaws. They put the...
The commonest responses were continents or countries: Africa (given by 43% of children), South America (30%), Brazil (25%). Some children also gave more general locations, such as being near the Equator. Responses to question three concerned the importance of rainforests. The dominant idea,...
Rea d the passage an d fill in the blanks with proper words:Tropical rainforests (热带 林) provide the richest habitat on Earth for 1 1things. They only cover 11 percent of the planet's lan d surface but2 over half its plant an d animal species. Rainforests are foun d aroun d the...
Rainforests are home to many plants and animals. Birds fly from treetop to treetop. The Amazon Rainforest lies in South America. It is the largest tropical rainforest in the world. It has plants and animals. Every year, scientists find out new kinds of animals and plants here. So how big...
(especially tropical rainforests) in parts of the Southern Hemisphere, particularly South America, northern Australia andadjacentregions ofSoutheast Asia, and some larger South Pacific islands. Of the 13 angiosperm families generally recognized as the most primitive, all but two—MagnoliaceaeandWinterace...