Sunday 29 December 2013

TNPSC Exam-GROUP- IV - Subject wise analysed Previous Year questions and Answers-Science-Part-5

TNPSC Exam-GROUP- IV - Subject wise analysed Previous Year questions and Answers-Science-Part-5


(Typist  Exam – 2008)

99.       Which of the following is a complex tissure?

            A)        Phloem                             B)        Parenchyma
            C)        Collenchyma                   D)        Chorenchyma








Ans : (A)







100.    The branch of Botany which deals with the study of fungi  is called

            A)        Mycology                               B)        Cytology
            C)        Microbiology                         D)        Alchology







Ans : (A)






101.    Pollination by animal is known as

            A)        Animophily                            B)        Ornithophily
            C)        Endomophily                        D)        Zoophily







Ans : (D)







102.    After fertilization the integument develops into

            A)        Seed coat                              B)        Endosperm
            C)        Microphil                                D)        Rafae







Ans : (A)







103.    Protein deficiency disease is

            A)        Dysentry                                B)        Anarexia Nervosa
            C)        Scurvey                                 D)        Marasmus







Ans : (D)







104.    Escherichia coli is a 

            A)        Virus                                       B)        Bacterium
            C)        Protozoa                                D)        Microwarm






Ans : (B)







105.    In mammalian, egg, yolk is absent. This type is called. … egg.

            A)        Alecithal                                B)        Microlecithal
            C)        Mesolecithal                         D)        Clytoik





Ans : (A)







106.    Bacteriophage is a 

            A)        Virus                                       B)        Fungus
            C)        Bacterium                              D)        Tapewarm







Ans : (A)







107.    Chromosomes are structures seen in the 

            A)        Chytoplasam                      B)        Mitocantria
            C)        Nucleus                               D)        Ribosome






Ans : (C)







108.    The yellowing of leaf is caused by the deficiency of

            A)        Fe                    B)        Cu
            C)        Co                   D)        Zn






Ans : (A)







109.    Which of the following is used as a fungicide ?

            A)        Carbon                                  
B)        Carbon tetrachloride
            C)        Sulphur
            D)        Copper






Ans : (B)






110.    The carbohydrate present in milk is 

            A)        Sucrose                                 B)        Gulcose
            C)        Lactose                                  D)        Fractose






Ans : (C)






111.    The source of Tartaric acid is

            A)        Vinegar
B)        Lemon Juice
            C)        Grapes                      
            D)        Milk





Ans : (C)






112.    In a Camera for a stationary object the shutter speed is

            A)        1/30 s
B)        1/60 s
            C)        1/125 s                                  
D)        1/250 s







Ans : (B)






113.    When water solidifies to ice

            A)        heat is absorbed
B)        heat is released
            C)        heat is increased                
D)        heat is decreased






Ans : (B)







114.    The wavelength range of infrared raysis

            A)        107m to 7.8 x 103 m
B)        10 -7m to 7.8 x 10-3 m
            C)        10 -3m to 7.8 x 10-7 m
            D)        10 3 m to 7.8 x 107 m








Ans : (C)







115.    Raindrops assume spherical shape due to

            A)        Gravity force
B)        Surface tension
            C)        Centrefugal force
D)        Viscosity








Ans : (B)








116.    2n2 formula was given by

            A)        Rutherford
B)        Cottesinu
            C)        Bohr-Bury
D)        Chadwick







Ans : (C)








117.    The value of ionic product of water at 298 K is

            A)        1 x 10-7 mol2 L -2
B)        1 x 10-14 mol2 L -2
            C)        1 x 1014 mol2 L -2
D)        1 x 107 mol2 L -2







Ans : (B)







118.    The enzyme which converts glucose into ethyl alcohol is

            A)        Dyastase                   B)        Invertase
            C)        Zymase                      D)        Maltase








Ans : (C)







119.    Sodium salts of fatty acids are

            A)        Hard soap                  B)        Soft soap
            C)        Path soap                  D)        Facial soap








Ans : (A)








120.    Which of the following concentrated acid mixtures is used to prepared aquaregia?

            A)        HCI + H2SO4
B)        HCI + HNO3
C)        HNO3 + H2SO3
            D)        HCI + H3PO4







Ans : (B)

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