NEET BIOLOGY

BIOLOGICAL CLASSIFICATION

VIRUSES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
True or False:Most viruses are so small that they can’t be seen with with the unaided eye (basically saying we can’t see them unless we have a microscope)
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -The correct answer is B. Viruses do not eat food, but they live inside the cells of their hosts.

Detailed explanation-2: -Which of the following statements about viruses is FALSE?-Viruses contain DNA or RNA but never both.

Detailed explanation-3: -Viruses are very small and most of them can be seen only by TEM (transmission electron microscopy). TEM has therefore made a major contribution to virology, including the discovery of many viruses, the diagnosis of various viral infections and fundamental investigations of virus-host cell interactions.

Detailed explanation-4: -Viruses are the smallest of all the microbes. They are said to be so small that 500 million rhinoviruses (which cause the common cold) could fit on to the head of a pin. They are unique because they are only alive and able to multiply inside the cells of other living things.

There is 1 question to complete.