Question

(iv) Tuberculosis can be prevented in children with
vaccination
(v) The
irrigation method is the most expensive but also the most efficient.​

Answer 1

Answer:

(i) Bacille Calmette-Guérin (BCG) is a vaccine for tuberculosis (TB) disease. This vaccine is not widely used in the United States, but it is often given to infants and small children in other countries where TB is common. BCG does not always protect people from getting TB.

(ii)

Explanation: Drip irrigation is the most efficient and appropriate irrigation system. Instead of wetting the whole field surface, water is applied only to the plant root zone