23. In line 4, the word "others" refers to
(A) advantages
(B) advocates
(C) organic foods
(D) products

19. It can be inferred from the passage that before the industrial Revolution (A) families were larger (B) population statistic were unreliable (C) the population grew steadily (D) economic conditions were bad

20. The word "It" in line 25 refers to (A) horizon (B) population wave (C) nine percent (D) first half

21. The phrase "prior to" in line 26 is closest in meaning to (A) behind (B) Since (C) During (D) Preceding

22. The world "Advocates" in line 3 is closest in meaning to which of the following? (A) Proponents (B) Merchants (C) Inspectors (D) Consumers

24. The "welcome development" mentioned in line 6 is an increase in (A) interest in food safety and nutritional quality of the typical North American diet (B) the nutritional quality of the typical North American diet (C) the amount of healthy food grown in North America (D) the number of consumers in North America

25. According to the first paragraph, which of the following is true about the term "organic foods"? (A) It is accepted by most nutritionists. (B) It has been used only in recent years. (C) It has no fixed meaning. (D) It is seldom used by consumers.

26. The word "unsubstantiated" in line 15 is closest in meaning to (A) unbelievable (B) uncontested (C) unpopular (D) unverified

27. The word "maintain" in line 20 is closest in meaning to (A) improve (B) monitor (C) preserve (D) restore

28. The author implies that there is cause for concern if consumers with limited incomes buy organic foods instead of conventionally grown foods because (A) organic foods can be more expensive but are often no better than conventionally grown foods (B) many organic foods are actually less nutritious than similar conventionally grown foods (C) conventionally grown foods are more readily available than organic foods (D) too many farmers will stop using conventional methods to grow food crops.

29. According to the last paragraph, consumers who believe that organic foods are better than conventionally grown foods are often (A) careless (B) mistaken (C) thrifty (D) wealthy