TNPSC - TRB - FREE ONLINE TEST 13 | ZOOLOGY | APPLIED BIOLOGY

1.The blood pressure is measured by ................

A)Endoscopy
B)Haemocytometer
C)Stethoscope
D.Sphygmomanometer

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ANSWER : D.Sphygmomanometer

2.The litter bed of poultry has thickness of ...............

A)5 to 8.5 cm
B)5 to 7.5 cm
C)5 .5 to 6 cm
D.4.5 to 5 cm

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ANSWER : B)5 to 7.5

3.Milk fever in cows is normally due to ...........

A)inability of the animal to assimilate calcium from the feed
B)starvation
C)overfeeding
D.parasitic infection

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ANSWER : A)inability of the animal to assimilate calcium from the feed

4.The record of the electric potential changes that occur in the heart during the cardiac cycle

A)C.T
B)Electrocardiogram
C)Auto analyser
D.Sphygmomanometer

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ANSWER : B)Electrocardiogram

5.A normal ECG the waves are designated from left to right as ..........

A)PQSTR
B)PQRST
C)QRSTP
D.TQRSP

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ANSWER : B)PQRST

6.Which one of the following is a viral disease in cattle?

A) Anthrax
B)Mastitis
C)Tuberculosis
D.Rinderpest

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ANSWER : D.Rinderpest

7.Which one of the following is draught breed of cattle?

A)Kangayem
B)Jersey
C)Sindhi
D.Ongole

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ANSWER : A)Kangayem

8.The vitamins found much in fish food are................

A)Vitamins B and D
B)Vitamins K and E
C)Vitamins A and D
D.Vitamins C and E

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ANSWER : C)Vitamins A and D

9.The scientific name of Tilapia.......................

A)Oreochromis mossambicus
B)Channa marulius
C)Chanos Chanos
D.Cirrhina mrigala

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ANSWER : A)Oreochromis mossambicus

10The fully formed bird emerges out of egg after a hatching period of..

A)19-20 days
B)20-24 days
C)23-24 days
D)21-22 days

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ANSWER : D)21-22 days

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