Question # 1

Closely related classes are grouped in to.

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Division

Order

Family

Kingdom

HIV belong to the group of viruses called.

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Pox viruses

DNA viruses

Retrovirus

Bacteriophage

Organelle of symbiotic origin is.

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Cell wall

Cell memberane

Mitochondria

Vacuole

About 60% of adults are timmune to disease.

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Mumps

Nests

Influenza

Pollio

Five kingdom system of classification proposed by Margulis and Schwartz is not based on

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Genetics

Cellular organization

Nucleic acid

Mode of nutrition

Pigs are the reservoir to

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Hepatitis A

Hepatitis B

Hepatitis C

Hepatitis E

The enzymes involved in the viral replication are synthesized

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On viral ribosomes

In the interior surface of viral membrane

By the host cell

On the interior surface of viral coat

One of the following is in the order of increasing group size, beginning with the smallest family, kingdom, species, phylum or division, genus, order and class

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Family, kingdom, species, genus

Division, genus, order, class

Class, genus, order, family

Species, genus, order, family

The size of parvovirus is.

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100 nm

20 nm

250 nm

350 nm

In the binomial system of taxonomy, the first word of an organism's name is its

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Species

Genus

Race

Family

Icosahedral virus have nearly.

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10 faces

20 faces

30 faces

40 faces

Temperate phage may exist as

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Prophage

Capsid

Virioid

Retrovirus

In lysogenic cycle, the DNA of bacteriophage

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Joins the bacterial chromosomes

Attaches to the inner surface of the host membrane

Is immediately degraded when it enters the host

Goes directly to the host's ribosomes for translation

In the five kingdom system of classification of Robert Whittacker, the members of kingdom plantae are autotrophic, eukaryotic and

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Multicellular

Motile

Either unicellular or multicellular

Have sexual reproduction

Initially, the classification was based on

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Cytology

Physiology

Morphology

Genetics

The common name of Allium cepa is.

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Piyaz

Bathu

Channa

None of these

Hepatitis C is caused by virus.

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DNA -Non enveloped

DNA Enveloped

RNA non enveloped

RNA enveloped

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Biology Fsc Part 1 Chapter 5 Online Test MCQs With Answers

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