Position of microorganisms in living world Objective Question

1. Match the Characteristics (Column A) of Procaryotoic (Column B) and Eucaryotic cells (Column C):

A: CharacteristicsB: Procaryotoic cellsC: Eucaryotic cells
1 Size of cell
2 Nucleus
3 Ribosomes
1 Small – 70S
2 1-10 μm in diameter
3 No nuclear membrane or nucleoi
1 Nucleus present, consisting of nuclear membrane or nucleoi
2 10-100 μm in diameter
3 Large – 80S Small – 70S in organelles
  • a) A:1 → B:1 → C:2; A:2 → B:2 → C:3; A:3 → B:3 → C:1
  • b) A:1 → B:2 → C:2; A:2 → B:3 → C:1; A:3 → B:1 → C:3
  • c) A:1 → B:2 → C:2; A:2 → B:3 → C:1; A:3 → B:1 → C:2
  • d) A:1 → B:1 → C:2; A:2 → B:3 → C:3; A:3 → B:2 → C:1

2. Match the Characteristics (Column A) of Procaryotoic (Column B) and Eucaryotic cells (Column C):

A: CharacteristicsB: Procaryotoic cellsC: Eucaryotic cells
1 Flagella
2 Capsule or Glycocalyx
3 Cell wall
1 Present – Chemically complex
2 Consisting of two protein building blocks
3 Extracelluar polymeric capsule present
1 Not found / absent
2 Complex, consisting of multiple microtubules
3 Present – Chemically simple
  • a) A:1 → B:1 → C:2; A:2 → B:2 → C:3; A:3 → B:3 → C:1
  • b) A:1 → B:2 → C:2; A:2 → B:3 → C:1; A:3 → B:1 → C:3
  • c) A:1 → B:2 → C:2; A:2 → B:3 → C:1; A:3 → B:1 → C:2
  • d) A:1 → B:1 → C:2; A:2 → B:3 → C:3; A:3 → B:2 → C:1

3. Match the Characteristics (Column A) of Procaryotoic (Column B) and Eucaryotic cells (Column C):

A: CharacteristicsB: Procaryotoic cellsC: Eucaryotic cells
1 Plasma membrane
2 Chromosome (DNA) arrangement
3 Cell division
1 Binary fission
2 Lacks carbohydrates and sterols
3 Single – circular, no histomes
1 Several – linear with histones
2 Carbohydrates and sterols found
3 Mitosis
  • a) A:1 → B:1 → C:2; A:2 → B:2 → C:3; A:3 → B:3 → C:1
  • b) A:1 → B:2 → C:2; A:2 → B:3 → C:1; A:3 → B:1 → C:3
  • c) A:1 → B:2 → C:2; A:2 → B:3 → C:1; A:3 → B:1 → C:2
  • d) A:1 → B:1 → C:2; A:2 → B:3 → C:3; A:3 → B:2 → C:1

4. Match the Characteristics (Column A) of Procaryotoic (Column B) and Eucaryotic cells (Column C):

A: CharacteristicsB: Procaryotoic cellsC: Eucaryotic cells
1 Cytoplasm
2 Sexual reproduction streaming present
3 Membrane bounded organelles
4 Microorganisms
1 Absent
2 No cytoskeleton or cytoplasmic
streaming
3 No meiosis
4 All bacteria includes
cyanobacteria and archaeobacteria
1 Involves meiosis
2 Cytoskeleton and cytoplasmic
3 Present
4 Algae, fungi, protozoa
  • a) A:1 → B:1 → C:2; A:2 → B:2 → C:3; A:3 → B:3 → C:1; A:4 → B:4 → C:4
  • b) A:1 → B:2 → C:2; A:2 → B:3 → C:1; A:3 → B:1 → C:3; A:4 → B:4 → C:4
  • c) A:1 → B:2 → C:2; A:2 → B:3 → C:1; A:3 → B:1 → C:2; A:4 → B:4 → C:4
  • d) A:1 → B:1 → C:2; A:2 → B:3 → C:3; A:3 → B:2 → C:1; A:4 → B:4 → C:4

5. Which of the following is false?

  • a) Microorganisms are present everywhere on earth
  • b) Microorganisms can be destroyed by heat
  • c) Microorganisms can arise from non-living thing
  • d) Microorganisms may be part of human normal flora

6. Which of the following is false?

  • a) Microorganisms are present everywhere on earth
  • b) Microorganisms can be destroyed by heat
  • c) Microorganisms can arise from non-living thing
  • d) Microorganisms may be part of human normal flora

7.Which kingdom is not included in five kingdom classification system?

  • a) Animalia
  • b) Monera
  • c) Protista
  • d) Algae

8.Out of the five kingdoms, microorganisms are represented by which three of them?

  • a) Fungi, Protista, Plantae
  • b) Fungi, Protista, Monera
  • c) Protista, Monera, Animalia
  • d) Animalia, Monera, Plantae

9.Which organisms have not been included in the five kingdom classification system?

  • a) Algae
  • b) Bacteria
  • c) Virus
  • d) Both b and c

10.Which organism is included in domain Eucarya?

  • a) Protists
  • b) Virus
  • c) Bacteria
  • d) All of the above

11.Domain Eucarya includes:

  • a) Protists
  • b) Fungi
  • c) Animals and plants
  • d) All of the above

12.Which one of the following is not included in protista?

  • a) Slime molds
  • b) Fungi
  • c) Archaea
  • d) Bacteria

13.Five kingdom classification was suggested by:

  • a) R. H. Whittaker
  • b) Carl Lenin
  • c) Agostino Bassi
  • d) M. J. Berkley

14.The five kingdom classification is based on which of the following three criteria?

  • a) Cell type, Level of organization, Oxygen requirement
  • b) Cell type, Level of organization, Mode of nutrition
  • c) Enzyme production, Level of organization, Mode of nutrition
  • d) Oxygen requirement, Enzyme production, Level of organization

15.The kingdom which contains multicellular animals with wall-less eukaryotic cells and primary ingestive nutrition is called:

  • a) Plantae
  • b) Animalia
  • c) Protista
  • d) Monera

16.The __ kingdom contains eucaryotic and predominantly multinucleated organisms with nuclei dispersed in a wall and often septate mycelium where nutrition is absorptive:

  • a) Plantae
  • b) Animalia
  • c) Fungi
  • d) Protista

17.The three kingdom classification system was proposed by:

  • a) R. H. Whittaker
  • b) Carl R Woese
  • c) Carl Lenin
  • d) Agostino Bassi

18.__ are eucaryotes with unicellular organization having ingestive, absorptive or photoauttrophic nutrition:

  • a) Animalia
  • b) Plantae
  • c) Monera
  • d) Protists

19.The eucaryotes, eubacteria and archaeobacteria are classified mainly on the basis of the sequence of nucleotides in:

  • a) tRNA
  • b) mRNA
  • c) rRNA
  • d) DNA

20.Archaeobacteria contain which three major groups of bacteria?

  • a) Methanogens, Extreme halophiles, Alkalophiles
  • b) Methanogens, Extreme halophiles, Psychrophiles
  • c) Methanogens, Alkalophiles, Psychrophiles
  • d) Methanogens, Extreme halophiles, Thermoacidophiles

21.Which of the following statement is true for Archaeobacteria?

  • a) Their cells walls contain peptidoglycan, they live in extreme environment and carry out unusual metabolic process
  • b) Their cells walls contain peptidoglycan, they do not live in extreme environment and carry out unusual metabolic process
  • c) Their cells walls never contain peptidoglycan, they do not live in extreme environment and cannot carry out unusual metabolic process
  • d) Their cell walls never contain peptidoglycan, they live in extreme environment and carry out unusual metabolic process

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