GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 137
1361). The end product of anaerobic respiration in human is
A). Lactic acid
B). Ethyl alcohol
C). Ethyl alcohol+CO2
D). Lactic acid+CO2
Answer: Lactic acid
1362). Endocrine glands
A). are ductless glands
B). discharge their secretions in blood
C). secrete hormones
D). all of these
Answer: all of these
1363). Heparin is a / an
A). coagulant
B). anti-coagulant
C). haemostatic
D). none of these
Answer: anti-coagulant
1364). Which one of the following is Mendelian dihybrid ratio ?
A). 1 : 1 : 1 : 1
B). 9 : 3 : 3 : 1
C). 7 : 1 : 1 : 7
D). 1 : 7 : 7 : 1
Answer: 9 : 3 : 3 : 1
1365). With reference to the origin of heartbeat in man, which of the following statements are false?
i) Sine-auricular node (SA node) does not act as pace-maker.
ii) Sino-auricular node acts as a pace-maker.
iii) Pace-maker lies at the top of the right auricle.
iv) Pate-maker is situated at the top of the left auricle.
Of these :
A). (i) only
B). (i) and (ii)
C). (i) and (iv)
D). (iii) and (iv)
Answer: (i) and (iv)
1366). Which of the following is the correct sequence of phases in mitosis?
A). Prophase,Metaphase,Anaphase,Telophase
B). Metaphase,Anaphase,Telophase,prohase
C). Anaphase,Prophase,Metaphase,Telophase
D). Prophase, Anaphase,Telophase,Metaphase
Answer: Prophase,Metaphase,Anaphase,Telophase
1367). Cornea is
A). sclera
B). pupil
C). retina
D). the region front of the lens which is perfectly transparent
Answer: the region front of the lens which is perfectly transparent
1368). An increase in blood pressure and rate of heartbeat is caused by the hormone
A). Adrenaline
B). Thyroxine
C). Secretin
D). Gastrin
Answer: Adrenaline
1369). The instrument used to measure blood pressure is
A). spectrometer
B). spherometer
C). barometer
D). sphygmomanometer
Answer: sphygmomanometer
1370). Birth of Immature Young ones takes place in
A). rat
B). rabbit
C). kangaroo
D). none of these
Answer: kangaroo
A). Lactic acid
B). Ethyl alcohol
C). Ethyl alcohol+CO2
D). Lactic acid+CO2
Answer: Lactic acid
1362). Endocrine glands
A). are ductless glands
B). discharge their secretions in blood
C). secrete hormones
D). all of these
Answer: all of these
1363). Heparin is a / an
A). coagulant
B). anti-coagulant
C). haemostatic
D). none of these
Answer: anti-coagulant
1364). Which one of the following is Mendelian dihybrid ratio ?
A). 1 : 1 : 1 : 1
B). 9 : 3 : 3 : 1
C). 7 : 1 : 1 : 7
D). 1 : 7 : 7 : 1
Answer: 9 : 3 : 3 : 1
1365). With reference to the origin of heartbeat in man, which of the following statements are false?
i) Sine-auricular node (SA node) does not act as pace-maker.
ii) Sino-auricular node acts as a pace-maker.
iii) Pace-maker lies at the top of the right auricle.
iv) Pate-maker is situated at the top of the left auricle.
Of these :
A). (i) only
B). (i) and (ii)
C). (i) and (iv)
D). (iii) and (iv)
Answer: (i) and (iv)
1366). Which of the following is the correct sequence of phases in mitosis?
A). Prophase,Metaphase,Anaphase,Telophase
B). Metaphase,Anaphase,Telophase,prohase
C). Anaphase,Prophase,Metaphase,Telophase
D). Prophase, Anaphase,Telophase,Metaphase
Answer: Prophase,Metaphase,Anaphase,Telophase
1367). Cornea is
A). sclera
B). pupil
C). retina
D). the region front of the lens which is perfectly transparent
Answer: the region front of the lens which is perfectly transparent
1368). An increase in blood pressure and rate of heartbeat is caused by the hormone
A). Adrenaline
B). Thyroxine
C). Secretin
D). Gastrin
Answer: Adrenaline
1369). The instrument used to measure blood pressure is
A). spectrometer
B). spherometer
C). barometer
D). sphygmomanometer
Answer: sphygmomanometer
1370). Birth of Immature Young ones takes place in
A). rat
B). rabbit
C). kangaroo
D). none of these
Answer: kangaroo
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