51. Who was the first Indian woman to reach the peak of Mount Everest
(A) Sunita Williams (B) Bachchenderi Pal (C) Kalpana Chawla (D) P.T. Usha
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52. Iron carrying pigment in blood in known as
(A) Hemoglobin (B) Chlorophyll (C) Xanthophyll (D) Carotene
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53. Pitcher plant is also known as
(A) Nepenthes (B) Chrysanthemum (C) Bougainvillea (D) Hydrilla
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54. If we place two inclined planes together, back to back, we get a
(A) screw (B) wedge (C) axle (D) None of these
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55. Microscope was invented by
(A) Leeuwenhoek (B) Leeutolesty (C) Lee Armstrong (D) J.J. Thomson
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