Question

How do vaccine works in order to prevent humans from any type of flu .
Explore and find out that which highly polluted Italian river discharges 234 tons of arsenic into the sea a year?
‘Ayurveda – An age old system of healing – Therapeutic properties (Healing properties) of Indian food’ .Give 4 Indian food that have healing properties and are helpful in boosting immunity.​

Answer 1

there are two types of vaccines found in India

1. Covishield

2. Cowaxin

these 2 types of vaccines helps us in different ways.

Explanation:

1. Covishield : this vaccine produces a special type of 'mRNA' in order to fight back from CORONA VIRUS.

2. Cowaxin : this type of vaccine produce an inactive variant of COVID-19 by which the WBC fight back from it and remember it.