Biology Questions And Answers :: Systematics Viruses Viroids Prions: part11



Basic Science : Systematics Viruses Viroids Prions QUESTIONS AND ANSWERS :: part11 : 6 to 10

Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :

6.The latest view for the origin of viruses is

They have arisen from nucleic acid and protein found in primitive soup
They arose from bacteria as a result of loss of cell wall, ribosomes, etc.
They arose from some bacteria which developed a nucleus only
They are modified plasmids which are in fact the fragments of nucleic acids of the host

7.Viral genome that has been integrated and incorporated with bacterial genome is called

DNA
Prophase
RNA
Both B and C

8.Which of the following is false?

Most plant viruses are RNA viruses
Most animal viruses are DNA viruses
TMV has a doubled stranded RNA
T4 bacteriophage has double stranded DNA molecule

9.Which one is caused by virus

Malaria
Polio
Plague
Tuberculosis

10.Viral envelope contains

Lipids
Proteins
Carbohydrates
All the above

More Systematics Viruses Viroids Prions QUESTIONS AND ANSWERS available in next pages

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