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ZOOLOGY: Immunology Mock Test 4



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ZOOLOGY: Immunology Mock Test 4

🟥 ZOOLOGY: Immunology Mock Test 4

🟥 QUESTIONS : 20

🟥 TIME : 20 Mins

1 / 20

1) ATS(ANTI TETANUS SERUM) is a

A.Antibodies as vaccines
B.attenuated living vaccines
C.toxoid
D. killed vaccine

2 / 20

2) The bacterium that infects other gram-negative bacteria is

  1. Proteus mirabilis
  2. Haemophilus influenza
  3. Bdellovibrio
  4. Pseudomonas putida

3 / 20

3) The bacterial genus where sterols are present in the cell membrane is

  1. Vibrio
  2. Mycoplasma
  3. Escherichia
  4. Chlamydia

4 / 20

4) Prokaryotic cells are more resistant to osmotic shock than eukaryotic cells because

  1. Their cell wall is composed of peptidoglycan
  2. They are selectively permeable
  3. They contain osmoregulating porins
  4. They block water molecules from entering the cell

5 / 20

5) The coagulase is done to differentiate

  1. Staphylococcus aureus from Staphylococcus epidermidis
  2. Staphylococcus epidermidis from Neisseria meningitidis
  3. Streptococcus pyogenes from Enterococcus faecalis
  4. Streptococcus pyogenes from Staphylococcus aureus

 

6 / 20

6) Diarrhoea is not caused by

  1. Shigella dysenteriae
  2. Streptococcus pyogenes
  3. Clostridium difficile
  4. Salmonella enteriditis

7 / 20

7) Which of the following is diagnosed by serologic means?

  1. Actinomycosis
  2. Q-fever
  3. Pulmonary tuberculosis
  4. Gonorrhea

8 / 20

8) Which of the following microorganisms is not responsible for urinary tract infection?

  1. Proteus mirabilis
  2. Escherichia coli
  3. Klebsiella pneumoniae
  4. Bacteroides fragilis

9 / 20

9) Which of the following is a gram-positive eubacterium?

  1. Actinomyces
  2. Clostridium
  3. Rhizobium
  4. Clostridium, Actinomyces

10 / 20

10) Which of the following is not a recognised cause of diarrhoea?

Vibrio cholerae

Escherichia coli

Clostridium perfringens

Enterococcus faecalis

11 / 20

11) Which of the statements regarding gram staining is wrong?

A. Mycobacterium tuberculosis stains blue because of the thick lipid layer

B. Streptococcus pyogenes stains blue because of a thick peptidoglycan layer

C.Escherichia coli stains pink because of a thin peptidoglycan layer

D.Mycoplasma pneumoniae is not visible in the Gram’s stain because it has no cell wall

12 / 20

12) The prokaryotic cell membrane

Contains metabolic enzymes

Is selectively permeable

Regulates the entry and exit of materials

Contains proteins and phospholipids

13 / 20

13) The association of endotoxin in gram-negative bacteria is due to the presence of

Steroids

Peptidoglycan

Lipopolysaccharides

Polypeptide

14 / 20

14) Which of the following contains structures composed of N-acetylmuramic acid and N- acetylglucosamine?

Mycoplasmas

Amoeba

E.coli

Spheroplast

15 / 20

15) Which of these bacterial components is least likely to contain useful antigens?

Cell wall

Flagella

Ribosomes

Capsule

16 / 20

16)

Sexual reproduction found in cystopus
A. Isogamous
B. Anisogamous
C. Oogamous
D.none of these

17 / 20

17)

The virus with smallest genome
A. Circovirus
B. Corona virus
C.. Herpes virus
D. Rabes virus

18 / 20

18)

Spike like projections seen on the outer surface of enveloped viruses are called
A. Capsomeres
B. Peplomers
C. Proteomeres
D. Viroid

19 / 20

19)

Diplanetism is exhibited by
A. Alternaria
B. Synchytrium
C. Phytophthora
D. Saprolegnia

20 / 20

20) What do different CD antigens have in common?

a) They are only found on leukocytes

b) They have similar functions

c) They are all cell surface molecules

d) They are identified by monoclonal antibodies

Your score is

0%



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