Question

1. Non metals form......................... ions by gain of electrons.

2. Bronze contains atoms of elements ................. and ................

3. For eradication of tuberculosis everybody should be vaccinated by

...................... vaccine.

4. In fungi the cell wall is made up of tough and complex sugar called

......................​

Answer 1

Answer:

1) Negative - electron

2) protons and neutron

3) BCG vaccine

4)chitin