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General Science Objective Questions and Answers for Competitive Exams

46 The organ of the body which is likely to become diseased as a result of continued heavy drinking of alcoholic beverages is the :
A Stomach
B Intestines
C Heart
D Liver

Answer: Option [D]
47 Which of the following ‘synthetic fibres’ was discovered first?
A Nylon
B Teryline
C Polythene
D Rayon

Answer: Option [A]


48 The age of rock which contains uranium ores is usually estimated by:
A The lead content pf the rock
B The radium content of rock
C A Gieger counter
D The total amoun of radioactive substances in the rock

Answer: Option [C]
49 A white cell count is helpful in determining whether a patient has:
A An infection
B The RH factor
C Antitoxin
D Diabetes

Answer: Option [A]
50 Water pipes are apt to burst in cold weather because:
A The water in the pipe cannot evaporate
B They expand due to cold weather
C They contract due to cold weather
D The water in the pipe turns into ice and expands

Answer: Option [D]

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