A 2 weeks

B 4 weeks

C 5 weeks

D 8 weeks

A Targets pregnant woman

B Targets girls in the age group 11 - 18 year

C It addresses the needs of literacy and numerical skills

D It addresses the nutritional needs

A Response bias

B Volunteer bias

C Selection bias

D Berkesonian bias

A Reducing occurrence of polio by immunization

B Arranging for schooling of child suffering from PRPP

C Resting affected limbs in neutral position

D Providing calipers for walking

A To avoid emergence of persistors

B To avoid side effects

C To cure early

D None

A Individual susceptibility

B Infective dose

C Portal of entry

D Size of the infective organism

A Case study

B Cohort study

C Case control study

D Experimental study

A Free chlorine is released in water after break point chlorination

B Chlorine demand is the amount needed to kill bacteria, oxidize organic matter neutralize ammonia

C 1 ppm free chlorine should be present in water after break point has reached

D Contact period of 1 hour is necessary

A Sterilization

B IUCD

C OCP

D Norplant

A Mass screening

B High risk screening

C Multiphasis screening

D Any of the above