For example,animals give off carbon dioxide gas when they breathe.When plants make food, they absorb this gas from theair, using the carbon and releasing some of the oxygenback into the air. The oxygen that is released, then, isagain supplied to animals. Thus the cycle continues,animals ...
This may guide them to choose public transport like buses and subway, and obviously, the less traffic on the road definitively results in the less amount of greenhouse gas emission, carbon dioxide. However, this theory may have ignored several aspects. The greatest flaw comes out of the presump...
While George was working for the group, exploring the sea plants and animals in their natural conditions, he ___9___ (make) a firm decision to go on studying biology and natural sciences as research work became very ___10___ (attract) to him. 点击展开完整题目 查看答案和解析>> 科目...
Ideally, they are effective in putting off fires caused by fuels, paints, lubricating oils, and more. In this case, you can use portable fire extinguishers that contain carbon dioxide. Class C These are fires resulting from electrical faults and equipment, such as switches, wiring, and motors....
1.从文章的第一句话Plants and animals usually do not live apart, as in many ways they are important to each other. 可知答案是They are important to each other. / They depend on each other. 2.从第二段的句子:animals give off carbon dioxide gas when they breathe. When plants make food, ...
Forests have become deserts, so more and more sorts of animals and plants are disappearing. In big cities, cars and buses have polluted the air. Many people in cities now have health problems. Factories have also polluted the land and the water. As a result, many rivers and lakes are now...
Likely in animals and ultimately us! When thinking of plastic and plastic waste – also consider that many ‘rich’ countries offload this problem to the developing world where environmental laws are more lax and the problem is ‘out of sight’. The health impact on those communities from our...
Pet & Animals 1. Do you love pets? Absolutely! They are so adorable and reliable. If your pet has been with you for a long time, you will find that they can understand you. I guess if you have a pet, you will understand what I am saying and feel the same way as well. ...
When these animals were tested as adults (postnatal Weeks 13 to14), decreased spontaneous locomotor activity was observed in males and females previously treated with 50 mg/kg/day (approximately 4 times the MRHD of 60 mg/day of racemic methylphenidate given to children on a mg/m 2 basis) ...
Thus, animals that colonize the intertidal zone are interesting study objects to probe for adaptation mechanisms to extreme environments. Currently, two animal groups of the Anthozoa, namely sea anemones with their representative Nematostella vectensis and stony corals are used to investigate the mecha...