$BCG$ vaccine is used against
$TB$
Leprosy
Food poisoning
None of these
T-lymphocyte is produced in
Injections of antitoxin or toxoid serum is given to prevent
Identify the molecules $(A)$ and $(B)$ shown below and select the right option giving their source and use.
Molecule $\to $ Source $\to $ Uses
Assertion : Escherichia coli, Shigella sp. and Salmonella sp. are all responsible for diarrhoeal diseases.
Reason : Dehydration is common to all types of diarrhoeal diseases and adequate supply of fluids and electrolytes should be ensured.
Drugs, shocks and psychotherapy are the treatments of