Characteristics of Life & Viruses Quiz
Which best describes the basic structure of a virus?
A. nucleic acid strand surrounded by a protein coat
B. a tail surrounded by a protein coat
C. a tail surrounded by a carbohydrate coat
D. nucleic acid strand surrounded by a carbohydrate coat
The normal body temperature for a guinea pig is 103 and a human’s normal body temp is 98.6.
C. made of cells
D. responding to a stimulus
All members of which biological group require a host cell to reproduce?
Which of the following is true?
A. Viruses are smaller than cells but are more complex and have more organelles
B. Viruses are larger than cells and are more complex and have more organelles
C. Viruses are larger than cells but are less complex
D. Viruses are smaller than cells and are less complex
Which of the following is living?
A. flowers that have turned brown
B. corona virus
D. E. coli bacteria
Alec studied an unknown microscopic organism and recorded this information:
-it contains RNA
-it has a cell wall, but no nucleus
What is Alec most likely studying?
Which statement correctly describes bacteria and viruses?
A. Viruses and bacteria are both living organisms because they have DNA and can reproduce
B. Viruses are living organisms because they have DNA and can reproduce in a host cell. Bacteria are not living organisms because they are made of cells and cause disease
C. Viruses are not living because they are not living and they cannot reproduce without a host. Bacteria are living because they are made of cells and can reproduce on their own.
D. Viruses and bacteria are both living because they cause disease in other organisms.
If Alana has the flu and is showing symptoms, the virus is in the _______________ cycle.
Viruses are NOT considered to be living organisms because they are NOT made of…
C. Nucleic Acids
D. None of the abov
Which means will an organism that is produced by two parents refer to as it’s type of reproduction?
B. Binary Fissio
Which one is NOT true for a virus
A. Has a protein coat called a capsid
B. Has both DNA and RNA
C. Is specific to a certain type or group of organisms
D. Needs a host in order to reproduce
In order for something to be considered living it must obtain ALL characteristics of life.
What is a virus that infects a bacterium called?
C. T Cell
D. B C
Cold sores are caused by a virus that can live dormant in your cells for many years as a part of your DNA. The virus can be activated by stress or low immune function, even years after you were exposed to the virus. What type of reproductive cycle does this virus have?
A. Lytic cycle
B. Lysogenic cycle
C. Retrovirus cycle
D. Not a virus at all; bacterial life cycle
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