17.The facio-lingual dimension of the Band and Loop space maintainer should be approximately-

A) 8 mm. B) 3.4 mm. C)4.5 mm D)2.10 mm.

ANS. 8 mm.

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16.The first city to have artificially fluoridated water was:

1.Evanston.
2.Muskegon.
3.Grandrapids.
4.Oakpark.

ANS. Grandrapids.

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15.Effective evaluation refers to:

1.Whether programme results meet predetermined objectives.
2.The long term out of the programme.
3.Assess the extent to which programme implementation complies with the programme plan.
4.Whether programme benefits exceeds the cost incurred.

ANS. Whether programme results meet predetermined objectives.

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