Quiznetik

Biology | Set 26

1. Which one is related with steriods ?

Correct : C. Acetic acid

2. Which is used to prevent blood clotting in blood vessels ?

Correct : C. Streptokinase

3. Which is to be used in production of swiss cheese ?

Correct : B. Clostridium bacterium

4. Which option is related with the utility of lectic acid ?

Correct : D. All the given.

5. Which one is useful as a immunosuppresive agent in organ transplant ?

Correct : C. Cyclosporin-A

6. Which bacteria is useful for purification in sewage treatment ?

Correct : A. Hetrotrop

7. Which assertion is correct ?

Correct : C. Biofertilisers are used over chemical fertilizer to redused pollution.

8. To which, function baculo virus is involve ?

Correct : A. Produces deases some arthropods and insect.

9. Which one is related with monoscus pupurous ?

Correct : C. Stetins - Decreases the cholesterole in blood

10. Full form of BOD.

Correct : C. Biochemical Oxygen Demand

11. Which is the group of autotroph micro organisms ?

Correct : D. Acelatoria, Anabaena,Nostoc, Cynobacteria.

12. By which process floating debris and grit are removed in STPs respectively ?

Correct : A. Filteration and Sedimentation

13. Which is useful to control Nematodes in cearel crops ?

Correct : A. Bionemotocide

14. Which sentence is odd ?

Correct : A. Progesteron is useful as a immuno suppressor

15. Which micro organism is involved in flocks as well as in michorrhiza ?

Correct : C. Fungus

16. Find odd group out :-

Correct : B. Butaric acid, Isotric acid, Lectic acid, Melic acid

17. Which pest is obtained from Pseudononas ?

Correct : B. Quantum-4000

18. Which organism is useful to prepare Alcohol ?

Correct : D. Saccherohmycis Cerevisiae

19. Which pair is odd ?

Correct : C. Trichoderma-Free living bactaria

20. Which is correct sequence for purification process of STPs ?

Correct : A. Primary Sludge EffluentFlocks Active Sludge Biogas

21. Which product is synthesized by micro organism at commerical level for mankind ?

Correct : D. All the given

22. Effluent means....

Correct : C. Water remaining over the primary sludge

23. Which group of micro organism is useful as a bio control agent ?

Correct : B. Trichoderma, Psuedomonas, Bacillus Thuringiensis

24. Which bacteria are useful in anaerobic sludge digestures tank ?

Correct : D. Aneorobic

25. Which one correct for the free living and symbiotic funges ?

Correct : B. Glomus and Azospirillum

26. Formation of flocks means....

Correct : B. Bactaria which associated with the mychoriza of the fungus of water

27. In which tank flocks is sedimenated and forms respectively ?

Correct : A. Settling tank, Aeration tank

28. Who has established Ganga nad Yamuna action plan ?

Correct : C. Ministry of forest and Environment

29. What is sedimantated flocks ?

Correct : C. Active sludge

30. Which statement is correct for STPs ?

Correct : D. (d) All the given

31. Which odd for mixed gases which produces in anerobic sludge diagesters ?

Correct : D. CH3

32. Which bacteria is remain in alimentary canal of herbivorus ?

Correct : B. Methenogens

33. Which biological process will take place in STPs ?

Correct : A. Flock

34. What is indirectly called the measurment of organic matter of water ?

Correct : A. BOD

35. From which compound methane gas is produced by bacteria ?

Correct : C. Cellulase

36. Which gas will produced in anearobic sludge digesteres ?

Correct : D. All the given

37. Which micro organism is irrelevent as a biocontrol agent ?

Correct : C. Algae

38. Which scientist has invented Antibodies ? (KCET 2004)

Correct : C. Alexander Fleming

39. Which bacterial group is useful in biogas production ? (JIPMER 2000)

Correct : B. Methanogens

40. Which symbiotic bacteria is N2 fixative with the root nodule of leguminious plant ? (AFMC 1998)

Correct : D. Rhizobium

41. Which living organism works as bio-fertiliser ? (PMT 1998)

Correct : A. Azzola

42. Which micro organism is useful in production of citric acid ? (CBSEPMT 1995)

Correct : C. Asperzilus niger

43. By which process cheese and toddy is obtained ? (PMT 1998)

Correct : A. Fermantation

44. To which BOD is related ? (MP MPT 2002)

Correct : B. Organic compound

45. Which organism is useful to produce Riboflavin ? (CBSEPMT 1999)

Correct : A. Arabia hossipae

46. Bacillus thuringiensis is useful in.... (CBSEPMT 2005)

Correct : C. Biotoxic plant

47. Bio fertilizer means......

Correct : C. prepared by Anabaena and Nostoc

48. Which pair is correct ? (Kerala PMT 2007) 1 - Cynobacteria - Bio pestisides 2 - Mychorriza - Absorption of phosphurus 3 - Becillus thuringiensis - toxin 4 - Single cell protien - Rhizobium

Correct : B. 3

49. Which pair is odd ? (CBSEPMT 2007)

Correct : D. Streptococus - Stetins

50. What is value of BOD of sewage water in comparision to normal water ?

Correct : A. More

51. Which pair is correct ? (AIIMS 2003)

Correct : B. Mychoriza - Absorbation of Phosphate

52. According to latest news BT cotton is widely cultivated, in that Bt cotton means....

Correct : D. Contains Endo toxin gene of B.T.

53. Which are the main components of biogas ?

Correct : A. CH4 + CO2 + N2

54. Azospirillium and Azotobector for example of.....

Correct : B. Free living N2 fixative

55. How the ethenol is produce in industrial field ?

Correct : C. Aspergillus

56. Which option provides fertiliser as well as energy ?

Correct : B. Biogas

57. Which one is true information for toxin Bt ?

Correct : D. Toxic enters into the alimentary canal of insects which results lethal for the insect.

58. By BOD which one is to be measured ?

Correct : A. Amount of organic matters of water.

59. Match the following Column-I Column-II (P) Cyclosporin-A (i) Rhizopus nigricans (Q) Hydroxi Projegteron (ii) Monoscus Purpureus (R) Stetins (iii) Arebia Gossipi (S) Riboflavin (iv) Trhichoderma polysporum

Correct : C. (P-iii) (Q-i) (R-ii) (S-iv)

60. Match the following Column-I Column-II (P) Aspergilus niger (i) Butyric acid (Q) Clostridium butiricum (ii) Acetic acid (R) Azatobactor (iii) Lactic acid (S) Lactobacillus (iv) Citric acid

Correct : B. (Q-i) (R-ii) (S-iii) (P-iv)

61. Match the following Column-I Column-II (P) Cynobacteria (i) N2-fixation (Q) Pseudomonas (ii) Biogas (R) Rhizobium (iii) Biofertilisersin peddy fields (S) Methenogens (iv) Quantam-4000

Correct : D. (R-i) (S-ii) (P-iii) (Q-iv)

62. Match the following Column-I Column-II (P) Blue green Algae (i) Pathogenes effect some arthropods (Q) Baculo virus (ii) Increase organic matters in soil (R) Bacillus thariengensis (iii) Bio control (S) Trichoderma (iv) Produced toxin

Correct : C. (Q-i) (P-ii) (R-iv) (S-iii)

63. Match the following Column-I Column-II (P) Streptokinase (i) To provent blood clotting (Q) Penicillin (ii) To decrease cholesterole (R) Stetins (iii) Immuno supressor (S) Cyclosporin-A (iv) Anti biotic

Correct : B. (P-i) (R-ii) (S-iii) (Q-iv)

64. Match the following Column-I Column-II (P) BOD (i) Food for cattle (Q) Flocks (ii) Association of Bactaria and filaments of mold in water (R) Encilage (iii) Measure of the organic matter in a water (S) Biogas (iv) Anaerobic metabolisom on biowaste

Correct : A. (R-i) (Q-ii) (P-iii) (S-iv)

65. Match the following Column-I Column-II (P) Rhizobium (i) Leguminous (Q) Anabaena (ii) Autotroph N2-fixative (R) Azatobactor (iii) Freeliving N2-fixative (S) Glomus (iv) Phosphorus absorption (a) (P-i) (Q-ii) (R-iii) (S-iv) (b) (Q-i) (P-ii) (R-iii) (S-iv) (c) (P-iii) (Q-i) (R-ii) (S-iv) (d) (P-i) (Q-ii) (R-iv) (S-iii) Statement (A) and Reason (R) Type Question

Correct : A. Both A and R are true and R is correct explanation of A.

66. Name the conjugated protein used as genetic material in living cells

Correct : B. Nucleo protein

67. Who supported Griffith effect by molecular explanation ?

Correct : C. Avery , Mc Carty and Macleod

68. Synthesis of nucleic acids always takes place in

Correct : B. 51 - 31 direction

69. What is called Griffith effect ?

Correct : C. Bacterial transformation

70. Genetic information is carried by the long chain molecules which are made up of

Correct : B. Nucleotides

71. By which bonds the purine & pyrimidine pairs of Complementary Strands of DNA held together?

Correct : A. H - bonds

72. State the nature of the 2 Strands of DNA duplex.

Correct : B. Anti parallel & complementary

73. The code AUG stands for

Correct : B. Methionine

74. A Codon is made up of

Correct : C. three nucleotides

75. Nucleus of a cell is the site of Synthesis of

Correct : D. All

76. DNA replication requires

Correct : B. DNA polymerase and ligase

77. The enzyme involved in transcription is

Correct : A. RNA polymerase

78. Enzymes needed for formation of repliction fork

Correct : B. Helicase and gyrase

79. Okazaki fragments are Synthesized on

Correct : B. Lagging Strands of DNA only

80. Which of the following is used in DNA multiplication?

Correct : D. DNA Polymerase

81. t - RNA attaches aminoacid at its

Correct : A. 31 end

82. DNA acts as a template for synthesis of

Correct : C. Both ‘a’ and ‘b’

83. Antiparallel strand in DNA is due to

Correct : C. Phosphodiester bond

84. Multiplication of DNA is called

Correct : B. Replication

85. Which is the smallest RNA ?

Correct : C. t - RNA

86. Genetic information are transfered from nucleus to cytoplasm of cell through

Correct : B. RNA

87. The information from RNA to DNA are transfered by which process

Correct : D. Reverse transcription

88. Which statement is correct ? (A) Degeneracy of code is related to third member of codon (B) Single codon, codes for more than one aminoacid (C) In codon first two bases are more specific (D) In codons third base is wobble (E) code is universal

Correct : D. A, C, D, E

89. DNA molecule has uniform diameter due to ?

Correct : C. Specific base pairing between purine and pyrimidine

90. In a transcription unit promotor is said to be located towards

Correct : D. 31 end of template strand

91. In DNA replication the primer is

Correct : B. A small ribonucleotide polymer

92. Non - sense codons take part in

Correct : B. Terminating message of gene controlled protein synthesis

93. select the correct sequence of following in DNA replication

Correct : B. Helicase - single stranded binding proteins -Topoisomerase - DNA polymerase

94. Which of the following enzymes can detect and correct the wrong inserted base during DNA replication ?

Correct : A. DNA polymerase - I

95. Which one is a ribozyme ?

Correct : D. Both (B) & (C)

96. Which of the following pairs is not correctly matched ?

Correct : B. Purines - Nitrogenous bases Cytosine , thymine and Uracil

97. Which one of the following pairs is correctly matched ?

Correct : D. Anticodon - Site of t-RNA that binds to the m-RNA

98. Which is not the step of translation ?

Correct : B. Replication

99. The enzyme amino acyl t-RNA-synthetase facilitates.

Correct : B. A doption of amino acids by a t-RNA molecule

100. state the anticodon of initiation codon of protein synthesis

Correct : A. UAC