Biology - Mock Test 199

Question 1981

The main structural component of virus is ________?

A) nucleic acid B) Protein C) nucleic acid and protein D) nucleic acid or protein

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Question 1982

TMV virus was discovered by ________?

A) Pasteur B) S. L. Miller C) Ivanowsky D) W. M. Stanley

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Question 1983

A virus contains ________?

A) DNA B) RNA C) DNA or RNA D) DNA and RNA

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Question 1984

Virus have?

A) DNA core, Lipid coat B) DNA or RNA core, Protein coat C) DNA or RNA core, plasma membrane D) DNA containing nucleus, lipid envelope

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Question 1985

The name virus was given by ________?

A) Ivanowsky B) Pasteur C) Diener D) Hershey

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Question 1986

Which of the following diseases is caused by viroid ?

A) Polio B) Diphtheria C) Alzheimers D) Typhoid

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Question 1987

Viroid consists of?

A) DNA B) RNA C) Protein D) none of above

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Question 1988

Viroids were discovered by?

A) Diener B) Woese C) Pasteur D) Iyengar

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Question 1989

Which one of the following is also called halophiles ?

A) Eubacteria B) Actinomyces C) Cyanobacteria D) Archaebacteria

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Question 1990

Prokaryotes are included in the kingdom ________?

A) Monera B) Protista C) Protozoa D) Basidiomycetes

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