Fill in each numbered blank with one suitable word or phrase. style="text-align: justify;"> (Question 41)____ we could bring the worlds population down to about 2 billion, the earth would be able to (Question 42) ____ all humans, (Question 43) ____ all animals and plant in the wild world, with room to spare for the slow changes of evolution. The quality of life would be (Question 44) ____ for all. With a stabilized populaiion we could begin to (45) ____ all of the problems that population growth (Question 46) _____. We must observe a one child policy (Question 47) _____ the worlds population come down to the sustainable number. This would (Question 48) ____ several generations, (Question 49)_____ the pressures on natural systems can decrease. The environment and nature will have to change radically. Men are the only specIes (Question 50) ____ are unable to keep themselves In balance by natural processes and will therefore have to use their brain power to achieve a proper balance. Question 41:
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