A bacterial cell contains:

1.  Mesosomes, Golgi bodies and nucleoid

2.  Mesosomes and Golgi bodies

3.  Mesosomes and nucleoid

4.  Golgi bodies and nucleoid.

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4
Correct Answer :

Mesosomes and nucleoid


Explanation :
No Explanation available for this question

To develop flavor and taste in tobacco, leaves are processed with bacterium:

1.  Mycococcus candisana

2.  Megathenium candisans

3.  Aerobacter

4.  None of the above.

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4
Correct Answer :

Megathenium candisans


Explanation :
No Explanation available for this question

Which one of the following in iron forms an essential component

1.  Myoglobin

2.  Chlorophyll

3.  Thyroxine

4.  Aldosterone

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4
Correct Answer :

Myoglobin


Explanation :
No Explanation available for this question

The minerals that play important roles in the maintenance of fluid balance in the cells are:

1.  Sodium and potassium

2.  Calcium and magnesium

3.  Calcium and phosphorous

4.  Iron and magnesium

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4
Correct Answer :

Sodium and potassium


Explanation :
No Explanation available for this question

Magnesium ribonucleate is present in:

1.  Gram (+) ve bacteria

2.  Gram (-) ve bacteria

3.  Both (A) and  (B)

4.  None of the above.

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4
Correct Answer :

Gram (+) ve bacteria


Explanation :
No Explanation available for this question

The bacterial decomposition of nitrogenous organic compounds in the absence of oxygen usually results in the formation of substances of offensive odour, chiefly sulphur compounds. Such anaerobic decomposition is called:

1.  Nitrification

2.  Denitrification

3.  Putrefaction

4.  N2 fixation.

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4
Correct Answer :

Putrefaction


Explanation :
No Explanation available for this question

Approximately 93 percent of the cellular material is composed of:

1.  Carbon

2.  Hydrogen

3.  Oxygen

4.  All of these

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4
Correct Answer :

All of these


Explanation :
No Explanation available for this question

Glucose level is the blood is maintained by:

1.  Kidneys

2.  Liver

3.  Heart

4.  All of the above

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4
Correct Answer :

Liver


Explanation :
No Explanation available for this question

Bacteria were called ‘tiny animalcules’ by Leeuwenhoek who discovered them from tartar scrapped from teeth. Who coined the term bacteria:

1.  Ehrenberg

2.  Nageli

3.  Pasteur

4.  Konch.

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4
Correct Answer :

Ehrenberg


Explanation :
No Explanation available for this question

Name the bacterium that gets its energy by fermentation and if oxygen is given, it dies:

1.  Obligate aerobe

2.  Facultative anaerobe

3.  Obligate anaerobe

4.  Aerobe.

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4
Correct Answer :

Obligate anaerobe


Explanation :
No Explanation available for this question
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