MDCAT Biology Chapter 3 MCQ's Test With Answers

MDCAT Biology Chapter 3 MCQ's Test

Sr. # Questions Answers Choice
1 An isolated virus is not considered living since it: Separates into two inert parts It coated with an air tight shield Rapidly loses its genome chemically inert Cannot metabolize
2 A virion is a : Viral gene Viral enzyme Viral Protein Virus
3 Which of the following is an infectious protein particle: Capsid Prion Virion Retrovirus
4 Which of the following does not describe viruses : Each virus has both DNA and RNA in it. A protein capsid surrounds the nucleic acid portion of each virus. Viruses are obligate intracellular parasites They exhibit some but not all of the characteristics of living.
5 The fact that a virus can be transmitted from an infected organism to a healthy organism of the same kind was demonstrated in 1892 by: Lederberg Ivanowski Morgan Stanley
6 The heriditary material in viruses may be: DNA DNA or RNA Both DNA and RNA RNA
7 Stanley isolated viruses from the host cell of tobacco in: 1946 1892 1935 1835
8 Vaccination was introduced by: Louis Pasteur Robert Koch Edward Jenner Chamberland
9 Viruses may be considered non-living because: They can mutate They do not locomote Their nucleic acid does not code for protein They cannot reproduce independently
10 The study of viruses is called as: Virology Ecology Mycology Phycology
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