Biology - Mock Test 250

Question 2491

In bacterial categories the bacteria smaller in number are?

A) Gram-ive bacteria B) Eubacteria C) Ancient bacteria D) Gram +ive bacteria

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Question 2492

The size of Spirochete is?

A) 0.1 -600 um B) 100-200 nm C) 500 um D) 0.75-1.25 um

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Question 2493

Which of the following structure is not present in all the bacteria?

A) Cell membrane B) Chromatin bodies C) Ribosomes D) Capsule

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Question 2494

Who discovered the bacteria causing tuberculosis and also developed various techniques of media preparation and maintenance of pure culture?

A) Robert Koch B) Louis Pasteur C) Alexander Fleming D) Leeuwenhoek

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Question 2495

Who coined the term Animalcules for microorganisms like Bacteria and protozoa?

A) Robert Koch B) Louis Pasteur C) Alexander Fleming D) Leeuwenhoek

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Question 2496

For which of the following no preventive vaccine is available?

A) HAV B) HBV C) HCV D) HEV

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Question 2497

Which one of the following specially result in chronic liver disease leading to hepatic failure?

A) HAV B) HBV C) HCV D) HEV

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Question 2498

Mode of transmission of hepatitis A is ?

A) Serum B) Faeco-oral C) Sexual contact D) All of these

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Question 2499

Which of the following statement about AIDS is incorrect?

A) is a host specific disease B) An infected mother cannot pass the virus to her baby. C) Results in enlargement of lymph nodes D) Can be prevente

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Question 2500

Complex symptoms like severe pneumonia vascular tumor sudden weight loss swollen lymph nodes and immune deficiency are features of?

A) Polio B) Hepatitis C) AIDS D) HIV

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