Which type of spores are found in the members of deuteromycetes?
a. Zoospore
b. Aplanospore
c. Conidia
d. Oospore

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Which of the following does not belong to the class Deuteromycetes?
a. Alternaria
b. Colletotrichum
c. Ustilago
d. Trichoderma

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Phenomenon called Alternation of generation is found in –
a. Protista
b. Fungi
c. Plantae
d. More than one options are correct

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Lichens, viruses, viroids and prions have been included in the kingdom –
a. Monera
b. Protista
c. Plantae
d. None of the above

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Viruses did not find a place in classification because –
a. They do not possess a cellular structure
b. They can be crystallized
c. They do not divide outside the cell
d. All of the above

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Which of the following statement is incorrect?
a. No virus contains both RNA and DNA.
b. A virus is a nucleoprotein and the genetic material is infectious.
c. Bacterial viruses or bacteriophages are usually single stranded DNA viruses
d. Viruses are inert outside their specific host cell.

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Which of the following statement is incorrect with respect to capsid?
a. Capsid is the outermost covering of most of the viruses.
b. Capsid is made up of capsomeres.
c. Capsid protects the genetic material
d. Capsomeres are arranged in random geometric forms.

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Which of the following pathogenic disease could have the symptoms like mosaic formation, leaf rolling and curling, yellowing and vein clearing, dwarfing and stunted growth?

a. Viral
b. Bacterial
c. Fungal
d. Deficiency syndrome.

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Potato Spindle Tuber disease is caused by –
a. Virus
b. Viroid
c. Prion
d. Fungus

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Which of the following statement is incorrect?
a. Viroids are smaller than viruses.
b. Viroid was found to be a free RNA.
c. The RNA of the viroid is of high molecular weight.
d. In 1971, T.O. Diener discovered it.

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