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 For NTS Tests

Kingdom Prokaryotae Monera Mcqs

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

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

(A) Cyst

(B) Fission stage

(C) Endospore

(D) Capsulated stage

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

(A) Flagella

(B) Pili

(C) Hapteron

(D) Fimbriae

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

(A) Pili

(B) Oxysomes

(C) Mesosomes

(D) Thylakoids

  1. Accessory genes of bacteria are present in:

(A) Plasmids

(B) Nucleoid


(D) Plasmids and nucleoids

  1. Bacterial flagella are made up of:

(A) Flagellin

(B) Tubulin

(C) Actin

(D) Myoglobin

  1. 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

  1. A plasmid integrated into bacterial DNA is called:

(A) Episome

(B) Provirus

(C) Prophage

(D) Induction

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

(A) Mesosome

(B) Ribosome

(C) Lysosome

(D) Glyoxysome

  1. 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

  1. Which of the following Archaeobacteria?

(A) Methanogenic

(B) Pseudomonas

(C) Green sulfur

(D) Purple non sulfur

  1. Bacteria differ from viruses in having:

(A) Cytoplasm


(C) Protein

(D) Infectious nature

  1. An example of respiratory and digestive disease:

(A) Tuberculosis

(B) Cholera

(C) Jaundice

(D) Dysentry

  1. Nitrogen fixation in cyanobacteria is a function of:

(A) Heterotrichous

(B) Heterocyst

(C) Heterospore

(D) Akinite

  1. 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

  1. 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

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

(A) Bacteria

(B) Cyanobacteria

(C) Algae

(D) Fungi

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

(A) 80oF

(B) 25oC

(C) 85oC

(D) 80oC

  1. Cell walls of cyanobacteria is:

(A) Gram -ve

(B) Gram +ve

(C) Gram -ve and Gram +ve

(D) Like the cell wall of Archaeobacteria

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

(A) Akinetes

(B) heterocysts

(C) Vegetative cells

(D) All trichome cells

  1. 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

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

(A) Small segment

(B) Hormogonium

(C) Small filament

(D) Trichome

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

(A) Atrichous

(B) Amphitrichous

(C) Monotrichous

(D) Lophotrichous

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

(A) Fragment

(B) Hormogonium

(C) Segment

(D) Peritonium

  1. In gram negative bacteria, lipids are:

(A) 10%

(B) 11%

(C) 12%

(D) 11-12%

  1. The bacterium E. coli is:

(A) Facultative anaerobic

(B) Aerobic

(C) Microaerophilic

(D) Anaerobic

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

(A) Log

(B) Lag

(C) Stationary

(D) Decline

  1. In bacteria waste materials are:

(A) Alcohol

(B) Lactic acid

(C) Acetic acid

(D) Alcohol, lactic acid and acetic acid

  1. 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

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

(A) Sterilization

(B) Immunization

(C) Vaccination

(D) Pasteurization

  1. The destruction of all life forms is:

(A) Vaccination

(B) Immunization

(C) Sterilization

(D) Pasteurization

  1. The accessory pigments of Cyanobacteria are:

(A) Phycobilins

(B) Chlorophyll a

(C) Chlorophyll b

(D) Chromatophores

  1. 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

  1. Trichomes of Nostoc filament mostly breaks near:

(A) Heterocyst

(B) Hormogonium

(C) Cyst

(D) Mucilage

  1. Which one is a cyanobacterium?

(A) Amoeba

(B) Escherichia

(C) Anabaena

(D) Staphylococcus

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

(A) Microbicidal

(B) Filteration

(C) Pasteurization

(D) Immunization

  1. Asexual reproduction in bacteria occur by:

(A) Conjugation

(B) Multiple fission

(C) Binary fission

(D) Transformation

  1. In bacteria chlorophyll is present in:

(A) Ribosomes

(B) Plasmids

(C) Mesosomes

(D) Cytoplasm

  1. 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

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

(A) Staphylococci

(B) Coccobacillus

(C) Streptobacillus

(D) Pleomorphic

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

(A) Eubacteria

(B) Archeobacteria

(C) Cyanobacteria

(D) Viruses

  1. In which activity Louis Pasteur was directly involved:

(A) Vaccine for anthrax

(B) Pasteurization

(C) Fermentation

(D) All of these

  1. 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

  1. Where are bacteria present?

(A) Highly saline environment like Dead Sea

(B) Oil deposits

(C) Hot springs

(D) All of these

  1. Which structure is not found in all bacteria?

(A) Cell membrane

(B) Cell wall

(C) Nucleoid

(D) Ribosome

  1. 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

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

(A) Pleomorphic

(C) Morphovariants

(B) Hetromorphic

(D) Spirobacillus or Coccobacillus

  1. 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

  1. Which one is the example of cocci bacteria?

(A) Pseudomonas

(B) Escherichia coli

(C) Hyphomicrobium

(D) None of them

  1. Cocci bacteria are generally:

(A) Peritrichous

(B) Amphitrichous

(C) Lophotrichous

(D) Atrichous

  1. Bacteria fully dependent on their host:

(A) Parasitic

(B) Photosynthetic

(C) Chemosynthetic

(D) Heterotrophic

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

(A) Peptidoglycan

(B) Lipoid materials

(C) Permeability

(D) Techoic acid

  1. 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

  1. 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

  1. Rod shaped bacteria are:

(A) Cocci

(B) Bacilli

(C) Spirilla

(D) Vibrios

  1.  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

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

(A) Small pox

(B) Chicken pox

(C) Chicken Cholera

(D) Anthrax

  1. Function of bacterial endospore is:

(A) Reproduction

(B) Protein Synthesis

(C) Survival

(D) Storage

  1. Which of the following bacteria is a bacillus?

(A) Pneumococcus

(B) Pseudomonas

(C) Vibrio cholerae

(D) Hyphomicrobium

  1. An example of chemotherapeutic agents is:

(A) Formaldehyde

(B) Chloromphenicol

(C) Phenol

(D) Alcohol


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)

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