Chapter 6 And 7
8 Questions
| Total Attempts: 103
Quiz on Chapter 6: Viruses and on Chapter 7: Elements of micobial nutrition, ecology and growth
Questions and Answers
- 1.Who postulated that rabies was caused by a Virus?
- A.
Antoni van Leeuwenhoek
- B.
Louis Pasteur
- C.
John Tyndall
- D.
Ferdinand Cohn
- 2._____ must be probvided to an organism.
- 3.Misfolded proteins, contain no nucleic acid.
- A.
Prions
- B.
Oncoviruses
- C.
Lysis
- D.
Capsid
- 4.96% of the cell is composed of these elements:-Carbon-Hydrogen-Oxygen-Phosphorous-Sulfur and
- A.
Magnesium
- B.
Potassium
- C.
Nitrogen
- D.
Zinc
- 5.Viruses bear no resemblance to cells?
- A.
True
- B.
False
- 6.________, a kind of chemoautotroph, produce methane gas under anaerobic conditions.
- 7.______ are protein coats that enclose and protect their nucleic acid.
- 8.Chemoautotrophs (lithoautotrophs) survive totally on organic substances.
- A.
True
- B.
False
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