FSC Biology Book MCQs Chapter 6 Class 11





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Biology Ch 6 Class 11 KINGDOM MONERA

1 / 69

Which of the following bacteria do not have flagella commonly?

2 / 69

Gram negative bacteria are stained pink by the use of:

NUMS 2016
Biology
Kingdom Prokaryote
Elimination Tool:

3 / 69

Which of the following bacteria possesses a spherical shape?

PMC Practice 4
Biology
Kingdom Prokaryote
Elimination Tool:

4 / 69

Cyanobacteria help in nitrogen fixation because they have:

PMC 2021 Tested
Biology
Kingdom Prokaryote
Elimination Tool:

5 / 69

Which one of the following sets includes the bacterial diseases?

NUMS 2014
Biology
Kingdom Prokaryote
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6 / 69

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

7 / 69

The process of recombination in prokaryotes takes place in which of the following ways?

PMC Sample 2
Biology
Kingdom Prokaryote
Elimination Tool:

8 / 69

Bacteria having a tuft of flagella at one end are called:

NTS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

9 / 69

The presence of peptidoglycan in gram-positive bacteria is:

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

10 / 69

Which of the following bacteria are thick rigid and spiral?

11 / 69

Which of the following structure primarily helps in attachment of bacteria on various surfaces?

12 / 69

Apparently which bacteria is more resistant to antibiotics?

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

13 / 69

In which phase of bacterial growth, does divison at an exponential rate occur?

NUMS 2020
Biology
Kingdom Prokaryote
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14 / 69

Under the microscope, the bacteria appear a bluish-purple color. Which class of bacteria are on the slide?

PMC Practice 5
Biology
Kingdom Prokaryote
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15 / 69

Tuberculosis is caused by?

NTS 2015 SMBBMC
Biology
Kingdom Prokaryote
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16 / 69

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

17 / 69

Rod-shaped bacteria are known as _______

UHS 2018
Biology
Kingdom Prokaryote
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18 / 69

The word Archaeobacteria (a division of bacteria) derived from Greek means

19 / 69

When were bacteriophages discovered by Twort?

PMC Practice 5
Biology
Kingdom Prokaryote
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20 / 69

Which of the following is not a component of extracellular matrix in bacteria?

NUMS 2015
Biology
Kingdom Prokaryote
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21 / 69

When was the bacteriophage phenomena rediscovered by D’Herelle?

PMC Practice 4
Biology
Kingdom Prokaryote
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22 / 69

In bacterial categories the bacteria smaller in number are

23 / 69

If lipopolysaccharides did not appear in the wall of bacteria on staining then it will be known as ________.

UHS 2018
Biology
Kingdom Prokaryote
Elimination Tool:

24 / 69

A type of bacterial cell that is completely surrounded by flagella is called:

PMC Practice 5
Biology
Kingdom Prokaryote
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25 / 69

A bacterium with tuft of flagella at both poles is called

26 / 69

Which of the following organelles are present in all the bacteria?

NTS 2014
Biology
Kingdom Prokaryote
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27 / 69

Spirochaete bacterium Treponema Pallidum causes ______.

NTS 2016 SMBBMC
Biology
Kingdom Prokaryote
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28 / 69

Which of the following structure provides greater pathogenicity to the bacteria?

29 / 69

For respiratory metabolism, a bacterial cell membrane contains:

PMC Practice 4
Biology
Kingdom Prokaryote
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30 / 69

Germ theory was presented by:

NUMS 2016
Biology
Kingdom Prokaryote
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31 / 69

Coccobacillus has a shape similar to

32 / 69

Which of the following types of bacterial reproduction is most similar to mitosis?

PMC Practice 2
Biology
Kingdom Prokaryote
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33 / 69

The first simplest oxygen producing organism:

NUMS 2016
Biology
Kingdom Prokaryote
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34 / 69

Germ theory of disease has ______ postulates

35 / 69

In a bacterial cell, plasma membrane with all things present within it is called:

PMC Sample 3
Biology
Kingdom Prokaryote
Elimination Tool:

36 / 69

The cell wall of Archaebacteria does not contain which of the following?

PMC Sample 1
Biology
Kingdom Prokaryote
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37 / 69

The size of Spirochete is

38 / 69

The cell membrane of a bacterial cell often invaginates to produce membranous structures referred to as:

NUMS 2017
Biology
Kingdom Prokaryote
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39 / 69

Bacterial pilli help in:

NTS 2011
Biology
Kingdom Prokaryote
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40 / 69

The bacteria can cope in unfavorable condition by producing:

NUMS 2017
Biology
Kingdom Prokaryote
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41 / 69

In which of the following phases of bacterial growth, is the death rate more rapid than the multiplication rate?

NTS 2016 SMBBMC
Biology
Kingdom Prokaryote
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42 / 69

The causing agent of the tuberculosis that grows very well in poor living conditions and malnutrition is:

NUMS 2019 Cancelled
Biology
Kingdom Prokaryote
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43 / 69

Which of the following statement is incorrect regarding germ theory of diseases postulated by Robert Koch?

44 / 69

A Dutch scientist firstly observed very small creatures in

PMC Practice 6
Biology
Kingdom Prokaryote
Elimination Tool:

45 / 69

Which of the following has a chain arrangement?

46 / 69

Select a method which causes the oxidation of chemical constituent of a bacterial cell:

PMC 2020
Biology
Kingdom Prokaryote
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47 / 69

In many bacteria, the cell wall is enclosed within a slime capsule made up of:

NUMS 2017
Biology
Kingdom Prokaryote
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48 / 69

Cyanobacteria have which of the following type of cell wall?

PMC Sample 2
Biology
Kingdom Prokaryote
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49 / 69

Flagella originate from

50 / 69

E. coli and example of entrobacteriace is important for causing diarrheal diseases its size is:

51 / 69

The function of a cell wall in prokaryotes is:

PMC Practice 1
Biology
Kingdom Prokaryote
Elimination Tool:

52 / 69

Which of the following is true of both bacterial conjugation and meiosis?

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

53 / 69

Which of the following bacteria are without a cell wall?

NUMS 2016
Biology
Kingdom Prokaryote
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54 / 69

Genetic recombination in bacteria can occur through:

NUMS 2015
Biology
Kingdom Prokaryote
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55 / 69

Vibrio cholera is an example of ______ type of bacteria.

NUMS 2017
Biology
Kingdom Prokaryote
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56 / 69

Which of the following statements about the systemic effect of bacterial cells is true?

PMC Practice 3
Biology
Kingdom Prokaryote
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57 / 69

The DNA of the bacterium is present in a distinct region called:

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

58 / 69

Rod-shaped bacteria are known as:

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

59 / 69

Which of the following is TRUE about the structure of a typical bacterium?

PMC 2020
Biology
Kingdom Prokaryote
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60 / 69

The shape of Cocci bacteria is:

NUMS 2017
Biology
Kingdom Prokaryote
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61 / 69

Cell wall is only absent in the following group of bacteria;

PMC Practice 6
Biology
Kingdom Prokaryote
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62 / 69

Some bacteria ranging occasionally a size of 500 ?m in length are

63 / 69

Purple non-sulphur bacteria is an example of which of the following?

PMC Practice 2
Biology
Kingdom Prokaryote
Elimination Tool:

64 / 69

A group of 8 cocci is called

65 / 69

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

66 / 69

A bacterial cell envelope of mollicutes does not include?

PMC Sample 1
Biology
Kingdom Prokaryote
Elimination Tool:

67 / 69

Which of the following is not a sterilization method for the control of bacteria?

PMC Practice 4
Biology
Kingdom Prokaryote
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68 / 69

The first bacterium isolated was

69 / 69

Which of the following structures provides greater pathogenicity to the bacteria?

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

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