History of Microbiology - Mock Test 20

Question 191

During conjunction the genetic material will be transferred through?

A) Cell wall B) Medium C) Pili D) Capsule

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Question 192

During conjunction the genetic material will be transferred through?

A) Cell wall B) Medium C) Pili D) Capsule

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Question 193

A mutation that produces termination codon is?

A) Mis-sense mutation B) Neutral mutation C) Non-sense mutation D) Reverse mutation

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Question 194

Kuru disease in Humans is caused by?

A) Bacteria B) Viroides C) Prions D) Mycoplasma

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Question 195

Antiseptic methods were first introduced by?

A) Lord Lister B) Iwanowski C) Beijernick D) Edward Jenner

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Question 196

The stalked particles on the cristae of mitochondria are called?

A) Glyoxysomes B) Peroxisomes C) Oxysomes D) Spherosomes

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Question 197

The main feature of prokaryotic organism is?

A) Absence of locomotion B) Absence of nuclear envelope C) Absence of nuclear material D) Absence of protein synthesis

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Question 198

In electron microscope, what material is used as an objective lense?

A) Magnetic coils B) Superfine glass C) Aluminium foils D) Electrons

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Question 199

Prophylaxis of cholera is?

A) Protected water supply B) Environmental sanitation C) Immunization with killed vaccines D) All of these

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Question 200

Disease that affects many people at different countries is termed as?

A) Sporadic B) Pandemic C) Epidemic D) Endemic

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