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1、 2022年职称英语卫生B级练习：阅读指导2Certain animals and plants develop characteristics that they cope with their environment better than others of their kind. This natural biological process is called adaptation. Among the superior characteristics developed through adaptation are those that may help in getting fo
2、od or shelter,in protection,and in producing and protecting the young. That results in the evolution of more and more organisms that are better fitted to their environments.Each living things is adapted to its way of life in a general way, but each is adapted especially to its owndistinct class. A p
3、lant,for example,depends upon its roots to fix itself firmly and to absorb water andinorganic chemicals. These ate general adaptations, common to most plants. In addition, there are special adaptations that only certain kinds of plants have.Many animals have adaptations that help them escape from th
4、eir enemies. Some insects are hidden by body color or shape,and many look like a leaf or a little branch. The coasts of deer are colored to mix with surroundings. Many animals have the ability to remain completely still when an enemy is near.Organisms have a great variety of ways of adapting. They m
5、ay adapt in their structure, functions, and genetics;in their development and production of the young;and in other respects. An organism may create its own environment,as do warm-blooded mammals,which have the ability to adjust body heat exactly to maintain their ideal temperature despite changing w
6、eather. Usually adaptations are an advantage, but sometimes an organism is so well adapted to a particular environment that, if conditions change, it is difficult or impossible to readapt to new conditions.36. Some plants and animals develop superior characteristics so they may_.A.help other of thei
7、r kind get food,shelter and other things neededB. survive even in extremely severe conditionsC. become better adapted to the environments than others of their kindD. result in the evolution and production of more intelligent organisms 37. In the first paragraph, the word“environments“could best be r
8、eplaced by_. A. contextsB. surroundingsC. neighborsD. enemies 38. It can be inferred from this passage that the feathers of a bird are colored _. A. to frighten its enemiesB. to attract its enemiesC. to adjust its body heatD. to match its environment 39. Which to the following is not directly mentio
9、ned? _. A.A living thing may adapt in its structureB.An organism may adapt in its functionC.A living creature may adapt in geneticsD.A living organism may adapt in its sleeping habit 40. The author cites the behavior of warm-blooded mammals in order to illustrate which of the following? _. A.A living thing may have the ability to create an environment of its ownB.A living creature may have the ability to find shelter for themC.A living creature may have the ability to make food from inorganic chemicalsD.A living creature may have the ability to change the color of its skin
