Consider the following statements with regard to the PNDT [Pre-Natal-Diagnostic Techniques (Regulation and Prevention of Misuse)] Act:

1. It prohibits all organizations and persons from selling and renting ultrasound or imaging machines to any institution or person unless they are registered under the Act.
2. It makes it mandatory upon a Genetic Centre, Laboratory, Ultrasound Clinic to display prominently an undertaking that they do not conduct any test or procedure for detection of sex or foetus.
3. It makes it mandatory upon every Genetic Centre, Laboratory, Ultrasound Clinic to maintain a register showing in serial order, the names and addresses of the clients who report for pre-natal counselling or diagnostic tests.
4. It makes it mandatory that only sonologists/radiologists having a PG degree or PG diploma in sonography/radiology should conduct the ultrasound or imaging studies.

Which of the above are the provisions given in the PNDT Act?

The following agents are known leukaemogens except

Which of the following will be the useful control strategies to check outdoor pollution with "fine" particulate matter?:

1. Restriction on the use of two-stroke engines
2. Restriction on burning of biomass
3. Restriction of use of coal as fuel in homes
4. Active measure to control forest fires

Which of the statements given above are correct?

Consider the following health hazards:

1. Lowering of IQ in children.
2. Lowering of systolic blood pressure.
3. Reduced RBC survival and reduced haem biosynthesis.
4. Higher rates of miscarriages, stillbirths and pre-term deliveries.

Which of the above are associated with environmental lead exposure?

Under the Integrated Child Development Scheme, which among the following services are provided?

1. Immunization
2. Supplementary nutrition
3. Primary school education
4. Health check-up

Select the correct answer using the code given below:

Consider the following statements with regard to mass vaccination programmes in a disaster-affected zone:

1. The WHO recommends that the typhoid and cholera vaccines should routinely be given in endemic areas.
2. The mass vaccination of the population against tetanus is usually unnecessary.
3. If tetanus immunization was received more than 5 years ago in a patient who has sustained an open wound, a tetanus toxoid booster is an effective preventive measure.
4. As a large-scale measure, typhoid and cholera vaccines have proven to be effective public health strategy.

Which of the statements given above are correct?