Chapter # 2 - Where Is Science Taking Us? by Dr S.W. Pennycuick (21 to 35 ) 21. The human brain is the greatest miracle of all. a) True b) False 22. We can fly with machines. We don't need_____ to fly. a) wings b) arms c) air d) sky 23. Modern drugs have decreased the average span of life of human beings. a) True b) False 24. Machines give us more and more hours of _______. a) leisure b) hard work c) life d) health 25. Pick the odd one out: a) Charity b) Forbearance c) Mercy d) Machine 26. According to the writer, science is doing 'less than nothing for material things'. a) True b) False 27. Which age group is overcrowded today? a) childhood b) middle age group c) upper age group d) none of these 28. Science has helped man to live_______. a) forever b) no more...