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Quiz 120
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2381. Examples of reverse transcribing diploid single stranded RNA viruses are :
Hepatitis B
Chicken Pox
HIV
Rabies
2382. Viruses are called non-cellular infectious entities because:
They are pathogens and cause infections.
They can replicate inside as well as outside the living cells.
They cause infections and can only replicate inside living cells.
They have capsid to infect the host.
2383. All viruses are:
Autotrophs
Heterotrophs
Parasites
Predators
2384. Which of the following is 'Not related' to enveloped virus?
They survive for a short time.
Their envelope is sensitive to sunlight
they are tolerant to antibodies.
Envelope is derived from host.
2385. Choose the organism which requires a single cellular gene to encode the protein making up the organism:
Viroid
Prions
virus
Virion
2386. virus recognizes its specific host organism by which characteristic?
Host cytoplasm
Viral envelope
Viral genome
Host genome
2387. Which one of the following is not the characteristic of viruses?
they do not respire.
they do not exercise.
They do not have the ability to reproduce
They can be crystallized.
2388. In 1935 W.M.Stanely prepared an extract of:
tobacco mosaic virus
Human Immunodeficiency Virus
Flu virus
Polio virus
2389. Which of the following pairs of disease is caused by virus?
Syphilis & TB
AIDS & Typhoid
Measles & Mumps
Tetanus & Cholera
2390. Which of the following is a rod-shaped virus?
Bacteriophage
Herpes virus
Hepatitis virus
Tobacco mosaic virus
2391. Viruses are not classified based on:
Morphology
Host specificity
Cell membrane
Envelope
2392. The genetic code of ___ is bounded by a lipid membrane?
Enterovirus
Hepatitis A virus
Flu virus
Polio virus
2393. Virus Cannot __________
Crystalise
Exercise
Infect Bacteria
Mutate
2394. Which of the following is not true about viruses?
Can contain DNA
Can infect bacteria
Can replicate on their own
They have a sub-cellular structure
2395. Which of the following is not related to enveloped virus?
They survive for a short time.
Their envelope is sensitive to sunlight
They are tolerant to anti-bodies
Envelope is derived from host
2396. Pox virus has:
Double stranded DNA
Single stranded DNA
double stranded RNA
both a & b
2397. Which wave can destroy virus?
Gamma rays
Infrared
UV
visible rays
2398. Viruses have the ability to replicate inside the animal and plant cells and called:
Self replicate
Self-Variant
Symbiont
obligate intracellular parasite
2399. Non-enveloped RNA virus is:
HIV
Mumps
Herpes Simplex
Polio
2400. Virus classified into many groups on the basis of:
Morphology
Nucleic acid
mode of replication
All of these
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