Kingdom Prokaryotae Monera Mcqs For NTS Tests

Kingdom Prokaryotae Monera Mcqs

Kingdom prokaryotae Monera mcqs: Kingdom Prokaryotae / Monera consists of organisms with prokaryotic cells. In Greek language the meaning of word Pro is “before” and karyon refers to “nucleus”. So prokaryotes are cells that do not have true nucleus. It mainly consist of bacteria. The kingdom prokaryotae Monera mcqs are important for NTS, MCAT, NUST, AGHA KHAN and All Universities tests.

kingdom prokaryotae Monera mcqs: Students are always searching for important mcqs questions. Here are important kingdom prokaryotae Monera mcqs which students can prepare for their important exams.

1. First phase in the growth curve is:

(A) Lag phase

(B) Log phase

(C) Stationary phase

(D) Decline phase

2. Which one of the following is the most resistant stage found in bacteria?

(A) Cyst

(B) Fission stage

(C) Endospore

(D) Capsulated stage

3. In bacteria, surface appendages to attach one another or to host organisms are:

(A) Flagella

(B) Pili

(C) Hapteron

(D) Fimbriae

4. In bacteria, the enzymes for oxidation of metabolites are present in:

(A) Pili

(B) Oxysomes

(C) Mesosomes

(D) Thylakoids

5. Accessory genes of bacteria are present in:

(A) Plasmids

(B) Nucleoid

(C) RNA

(D) Plasmids and nucleoids

6. Bacterial flagella are made up of:

(A) Flagellin

(B) Tubulin

(C) Actin

(D) Myoglobin

7. In bacteria, aerobic respiration is supported by:

(A) Cell wall and capsule

(B) Cell membrane and mesosomes

(C) Cell wall and Membrane

(D) Cell wall and mesosome

8. A plasmid integrated into bacterial DNA is called:

(A) Episome

(B) Provirus

(C) Prophage

(D) Induction

9. In bacteria cell membrane invaginates into the cytoplasm forming a structure called:

(A) Mesosome

(B) Ribosome

(C) Lysosome

(D) Glyoxysome

10. If a bacterial cell divides in every 20 minutes, how much time it will take in the formation of 8 bacteria?

(A) 20 minute

(B) 60 minute

(C) 80 minute

(D) 40 minutes

11. Which of the following Archaeobacteria?

(A) Methanogenic

(B) Pseudomonas

(C) Green sulfur

(D) Purple non sulfur

12. Bacteria differ from viruses in having:

(A) Cytoplasm

(B) DNA

(C) Protein

(D) Infectious nature

13. An example of respiratory and digestive disease:

(A) Tuberculosis

(B) Cholera

(C) Jaundice

(D) Dysentry

14. Nitrogen fixation in cyanobacteria is a function of:

(A) Heterotrichous

(B) Heterocyst

(C) Heterospore

(D) Akinite

15. Cyanobacteria resembles with plants in having:

(A) Chlorophyll a and b

(B) Chlorophyll a and PS I

(C) Chlorophyll a and PS II

(D) Only PS II

16. Blue green algae are so called in having:

(A) Chlorophyll a and Phycocyanin

(B) Chlorophyll a and Chlorophyll b

(C) Chlorophyll and Phycoerythrin

(D) Phycoerythrin and Phycocyanin

17. The simplest of the oxygen producing photosynthetic organisms are:

(A) Bacteria

(B) Cyanobacteria

(C) Algae

(D) Fungi

18. Blue green algae can even grow in hot springs with temperature up to:

(A) 80^oF

(B) 25^oC

(C) 85^oC

(D) 80^oC

19. Cell walls of cyanobacteria is:

(A) Gram -ve

(B) Gram +ve

(C) Gram -ve and Gram +ve

(D) Like the cell wall of Archaeobacteria

20. In blue green algae mostly nitrogen fixation occurs in specialized cells called:

(A) Akinetes

(B) heterocysts

(C) Vegetative cells

(D) All trichome cells

21. Blue green algae such as Nostoc and Anabaena are purposely cultivated in rice paddies because they are involved in:

(A) N-fixation

(B) Soil mixing

(C) Soil Softness

(D) Soil Smoothness

22. The individual chain of cells in a filament of Nostoc is called a:

(A) Small segment

(B) Hormogonium

(C) Small filament

(D) Trichome

23. A bacterium with tuft of flagella at two poles is:

(A) Atrichous

(B) Amphitrichous

(C) Monotrichous

(D) Lophotrichous

24. Cells of the trichome break at the point next to heterocyst and each piece is:

(A) Fragment

(B) Hormogonium

(C) Segment

(D) Peritonium

25. In gram negative bacteria, lipids are:

(A) 10%

(B) 11%

(C) 12%

(D) 11-12%

26. The bacterium E. coli is:

(A) Facultative anaerobic

(B) Aerobic

(C) Microaerophilic

(D) Anaerobic

27. Which one is the phase of rapid growth in bacteria?

(A) Log

(B) Lag

(C) Stationary

(D) Decline

28. In bacteria waste materials are:

(A) Alcohol

(B) Lactic acid

(C) Acetic acid

(D) Alcohol, lactic acid and acetic acid

29. In bacteria the dormant, thick-walled, desiccation resistant forms and develop during differentiation of vegetative cells which can germinate under suitable condition are: kingdom prokaryotae Monera mcqs

(A) Exospores

(B) Cysts

(C) Endospores

(D) Zoospores

30. The process in which we use physical agents to control bacteria / microorganism is known as:

(A) Sterilization

(B) Immunization

(C) Vaccination

(D) Pasteurization

31. The destruction of all life forms is:

(A) Vaccination

(B) Immunization

(C) Sterilization

(D) Pasteurization

32. The accessory pigments of Cyanobacteria are:

(A) Phycobilins

(B) Chlorophyll a

(C) Chlorophyll b

(D) Chromatophores

33. The chemotherapeutic chemical substances which are used in the treatment of infectious diseases are: kingdom prokaryotae Monera mcqs

(A) Antibodies

(B) Antibiotics

(C) Helper T-lymphocyte

(D) Killer T-lymphocyte

34. Trichomes of Nostoc filament mostly breaks near:

(A) Heterocyst

(B) Hormogonium

(C) Cyst

(D) Mucilage

35. Which one is a cyanobacterium?

(A) Amoeba

(B) Escherichia

(C) Anabaena

(D) Staphylococcus

36. Which effect is one that kills the microbes immediately?

(A) Microbicidal

(B) Filteration

(C) Pasteurization

(D) Immunization

37. Asexual reproduction in bacteria occur by:

(A) Conjugation

(B) Multiple fission

(C) Binary fission

(D) Transformation

38. In bacteria chlorophyll is present in:

(A) Ribosomes

(B) Plasmids

(C) Mesosomes

(D) Cytoplasm

39. In Gram positive bacteria, overall thickness of cell wall is:

(A) 20-80 nm

(B) 20-60 nm

(C) 8-11 nm

(D) 1-4 nm

40. The bacteria which exist in Grape like cluster are called:

(A) Staphylococci

(B) Coccobacillus

(C) Streptobacillus

(D) Pleomorphic

41. The first organism that appeared on the earth is believed to be related to:

(A) Eubacteria

(B) Archeobacteria

(C) Cyanobacteria

(D) Viruses

42. In which activity Louis Pasteur was directly involved:

(A) Vaccine for anthrax

(B) Pasteurization

(C) Fermentation

(D) All of these

43. In which activity Robert Koch was not involved:

(A) Preparation of specimen for microscopic examination

(B) Discovery of bacteria that caused anthrax

(C) Development of vaccine for anthrax and cholera

(D) Formulation of germ theory of disease

44. Where are bacteria present?

(A) Highly saline environment like Dead Sea

(B) Oil deposits

(C) Hot springs

(D) All of these

45. Which structure is not found in all bacteria?

(A) Cell membrane

(B) Cell wall

(C) Nucleoid

(D) Ribosome

46. Some members of genus Mycoplasma have size range about:

(A) 100 – 200 nm

(B) 1.1 – 1.5 µm

(C) 2.0 – 6.0 µm

(D) 0.75 – 1.25 µm

47. Some bacteria that can exist in variety of shapes are called:

(A) Pleomorphic

(C) Morphovariants

(B) Hetromorphic

(D) Spirobacillus or Coccobacillus

48. Cocci bacteria are found in different arrangements, which are based on:

(A) No. of cells found in a particular arrangement

(B) Plane of cell division

(C) Shape of the cell

(D) Both A and B

49. Which one is the example of cocci bacteria?

(A) Pseudomonas

(B) Escherichia coli

(C) Hyphomicrobium

(D) None of them

50. Cocci bacteria are generally:

(A) Peritrichous

(B) Amphitrichous

(C) Lophotrichous

(D) Atrichous

51. Bacteria fully dependent on their host:

(A) Parasitic

(B) Photosynthetic

(C) Chemosynthetic

(D) Heterotrophic

52. Gram positive bacteria contain less of __________ as compared to Gram negative.

(A) Peptidoglycan

(B) Lipoid materials

(C) Permeability

(D) Techoic acid

53. Slime provides greater pathogenicity to bacteria by:

(A) Attaching them at target site

(B) Protecting them from the effect of antibiotics

(C) Protecting them against phagocytosis

(D) All of the above

54. Bacterial cell membrane differ from eukaryotic cell membrane by:

(A) Lacking cholesterol

(B) Containing enzyme for respiratory metabolism

(C) Forming infolding like mesosome

(D) All of the above

55. Rod shaped bacteria are:

(A) Cocci

(B) Bacilli

(C) Spirilla

(D) Vibrios

56.  Which of the following is present in both gram positive and gram negative cell walls?

(A) An outer membrane

(B) Peptidoglycan

(C) Teichoic acid

(D) Lipopolysaccharides

57. In 1880, Louis Pasteur isolated the bacteria responsible for:

(A) Small pox

(B) Chicken pox

(C) Chicken Cholera

(D) Anthrax

58. Function of bacterial endospore is:

(A) Reproduction

(B) Protein Synthesis

(C) Survival

(D) Storage

59. Which of the following bacteria is a bacillus?

(A) Pneumococcus

(B) Pseudomonas

(C) Vibrio cholerae

(D) Hyphomicrobium

60. An example of chemotherapeutic agents is:

(A) Formaldehyde

(B) Chloromphenicol

(C) Phenol

(D) Alcohol

Answers

1. (A)	2. (C)	3. (B)	4. (C)	5. (A)	6. (A)	7. (B)
8. (C)	9. (A)	10. (B)	11. (A)	12.  (A)	13.  (A)	14.  (B)
15. (C)	16.  (A)	17.  (B)	18.  (C)	19.  (A)	20.  (B)	21.  (A)
22.  (D)	23.  (B)	24.  (B)	25.  (D)	26.  (A)	27.  (A)	28.  (D)
29.  (B)	30.  (A)	31.  (C)	32.  (A)	33.  (B)	34.  (A)	35.  (C)
36.  (A)	37.  (C)	38.  (D)	39.  (A)	40.  (A)	41.  (B)	42.  (D)
43.  (C)	44.  (D)	45.  (B)	46.  (A)	47.  (A)	48.  (D)	49.  (D)
50.  (D)	51.  (A)	52.  (B)	53.  (C)	54.  (A)	55.  (B)	56.  (B)
57.  (C)	58.  (C)	59.  (B)	60.  (B)