Medical-Entrance

1. Which of the following bacteria can grow in acidic pH? A.     Vibrio cholerae B.     Lactobacilli C.    […]

51. In which of the following, lipo-polysaccharide is a major constituent of outer membrane of the cellwall? A.     Gram-positive

46. The location where the bacterial chromosome concentrates is called A.     nucleus    B.     nuclein C.     nucleoid    D.

41. Chemically the capsule may be A.     polypeptide B.     polysaccharide C.     either (a) or (b) D.   

36. In eukaryotic cells, ribosomes are A. 70S B. 60S C. 80S D. Not specific Answer & Explanation Answer: Option

26. The bacteria deficient in cell wall is A.     Treponema B.     Mycoplasma C.     Staphylococcus D.     Klebsiella

26. The bacteria deficient in cell wall is A.     Treponema B.     Mycoplasma C.     Staphylococcus D.     Klebsiella

31. Microcapsules are composed of A. proteins B. polysaccharides C. lipids D. all of these Answer & Explanation Answer: Option

26. The bacteria deficient in cell wall is A.     Treponema B.     Mycoplasma C.     Staphylococcus D.     Klebsiella

21. The cocci which forms a chain is A.     Streptococci    B.     diplococci C.     Staphylococci    D.     Tetracocci

16. Cytoplasmic inclusions include A.     ribosomes B.     mesosomes C.     fat globules D.     all of these Answer

11. The cell wall of A.     gram-positive bacteria are thicker than gram-negative bacteria B.     gram-negative bacteria are thicker

1. Which of the following bacteria lack a cell wall and are therefore resistant to penicillin? A.     Cyanobacteria    B.

6. Which of the following may contain fimbriae? A. Gram-positive bacteria B. Gram-negative bacteria C. Both (a) and (b) D.

1. Which of the following bacteria lack a cell wall and are therefore resistant to penicillin? A.     Cyanobacteria    B.

61. What are Blue-Green bacteria called? A.     Acquaobacteria B.     Cyanobacteria C.     Protozoa D.     None of the

51. All the following are considered eukaryotes except A.     archaea    B.     fungi C.     protozoa    D.     humans

56. Eukaryotic micro organisms include A. protozoa B. fungi C. algae D. all of these Answer & Explanation Answer: Option

51. All the following are considered eukaryotes except A.     archaea    B.     fungi C.     protozoa    D.     humans

46. In the three domain system of classification, the traditional bacteria are placed in the A.     eukarya B.   

36. The first organism in most natural food chains is A.     a herbivore B.     a decomposer C.   

41. All the following are basic properties of cells except A. cells have nuclei and mitochondria B. cells have a

36. The first organism in most natural food chains is A.     a herbivore B.     a decomposer C.   

31. The three domain version of life on earth is based on the A.     nucleic acid sequence data B.

26. Which of the following structures is the smallest? A.     Viriod B.     Hydrogen atom C.     Bacterium D.