Question :-
1. Influenza and polio are examples of __________
(a) Algae
(b) Virus
(c) Bacteria
(d) Fungi
2. Tuberculosis, typhoid and cholera caused by _________
(a) Algae
(b) Virus
(c) Bacteria
(d) None of these
3. Malaria and sleeping sickness caused by ___________
(a) Algae
(b) Protozoa
(c) Bacteria
(d) Fungi
4. Name the process in which milk treated with mild heat to remove pathogens.
(a) Pasteurization
(b) Assimilation
(c) Both of these
(d) None of these
5. Name the process in which nitrogen in Earth’s atmosphere converted into ammonia.
(a) Pasteurization
(b) Assimilation
(c) Nitrogen fixation
(d) Nitrogen cycle
6. Name the substance that added products to prevent from microbial growth.
(a) Diazotrophs
(b) Pathogens
(c) Pasteurization
(d) Preservatives
7. Name the microorganism that fixes nitrogen.
(a) Diazotrophs
(b) Pathogens
(c) Pasteurization
(d) Preservatives
8. Name the preservatives used in jam and jellies.
(a) Salt
(b) Sugar
(c) Oil
(d) None of these
9. Rust of wheat caused by ___________ in wheat.
(a) Algae
(b) Virus
(c) Bacteria
(d) Fungi
10. Vaccine for small pox was discovered by ____________
(a) Edward Jenner
(b) Edward Thomas
(c) Thomas Jenner
(d) None of these
[WpProQuiz 791]