D. such infectious diseases such as typhus and dysentery caused the loss of many lives among the undernourished.
14. The author explains that....
A. among the homeless, it was children who were most seriously affected
B. sanitary conditions in concentration camps were terrible
C. owing to malnutrition, there was an unprecedented outbreak of tuberculosis among the fighting men
D. during the Second World War, civilians were not affected by infectious diseases as much as it might have been expected
15. The experience of the Second World War....
A. showed how inhuman were the conditions in the concentration camps
B. encouraged industrialized countries to provide housing for the homeless
C. proved valuable as regards the control of diseases 141
D. has inspired many countries of Western Europe with the idea of a lasting peace.
E. has contributed to the rapid industrialization of the western world
Life, like all other processes that go on in material bodies, requires energy. It differs from some such processes in the way in which its energy is obtained and from all of them in the way in which its energy is directed. The energy of the process which goes on in a boiling kettle is imparted to it continually from without by the fire. The energy of the process which goes on in a clock is stored in it, but has been imparted to it by mechanical action from without, in the winding of the spring. But life differs from the other processes, and all processes that go on in lifeless things, in that its energy is liberated in such a way as to tend to the preservation and increase of the living being.
16. The writer points out that all processes, living or lifeless,.....
A. need energy
B. impart energy
C. depend on mechanical action
D. are wasteful of energy
17. It is pointed out that every living process ....
A. uses the same amount of energy
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