వ్యాధి మరియు కారణ జీవి గుర్తించండి?

వ్యాధి మరియు కారణ జీవి గుర్తించండి?

Animal Diversity - II (chordata), Locomotion & Reproduction,
Biology in Human welfare
 
 1.    Read the following
     A) Heterocoelous vertebrae
     B) Nucleated erythrocytes
     C) Single ear ossicle in middle ear
     D) Reduced renal portal system
     E) Three-chambered cloaca
     F) Meroblastic, discoidal cleavage
     G) Monocondylic skull    
     H) Absence of conus arteriosus
 Which among the above are not the common features shown by reptiles and glorified reptiles?
     1) A and E only    2) B, D and H only
     3) C, E and F only    4) A and D only
 
 2.    Common features shown by glorified reptiles and mammals?
     1)    Absence of renal portal system, larynx as voice box,enucleatedRBCs                
     2)    Amphiplatyon vertebrae, presence of left systemic arch only
     3)    Monocondylic skull, reduced renal portal system, atrophied right  ovary and oviduct.
     4)    Metanephric kidney, absence of sinus venous and conus arteriosus, double headed ribs.
 
 3.    Identify the special feature of living fossil among reptiles?
     1) Thecodont dentition    
     2) Ten pairs of cranial nerves
     3) Formation of penis by apposition of two hemipenes
     4) Absence of copulatory organ
 
 4.    Read the following:
     I) Thecodont dentition    II) Claws    
     III) Pulmonary breathing    
     IV) Columella auris    V) Cloaca    
     VI) Role of ribs and intercostal muscles in ventilation
     Which among the above are formed for the first time in reptiles during    verte-brate evolution?
     1) I, III & V    2) I, IV & VI    
     3) II, III& IV    4) I, II & VI    
 
 5.    Read the following
     A) Vasa efferentia    B) Bidder's canal    C) Ureter    
     D) Seminiferous tubules
     E) Transverse canals    
     F) Urinogenital duct    G) Anus
     H) Cloaca
     Arrange the above in correct sequence in the passage of sperms in frog
     1) A D B E F G 2) D A B F E C H 3) D A B E C F H 4) B D A E C F G
 
 6.    Synchronous movement  in Paramecium is
     1)    Sequential movement of cilia of a
         longitudinal row
     2)    Simultaneous movement of cilia of transverse row
     3)    Simultaneous movement of cilia of longitudinal row
     4)    Sequential movement of cilia of transverse row
 
 7.     Study  the following parts and state-ments related to binary fission  in Euglena
     A) Stigma        B) Paraflagellar body
     C) Chloroplasts     D) Blepharoplast
     E) Contractile vacuole        F) Flagella         
     I) B, E and A disappear and formed newly in both the daughter cells
     II) Besides nucleus and cytoplasm,  D  & F also divide
     III) F  do not divide and newly formed in one of the daughter cells only
     Correct  statements   are?           
     1) I & II        2) I & III
     3) II & III        4) I, II & III  
 
 8.     Arrange the following flagellates in ascending order with respect to the number of flagella present in them
      a) Trichonympha    b) Euglena                   
     c) Trypanosoma    d) Giardia
     e) Trichomonas
      1) b d c a e        2) a b e b c     
 3) c b d a e        4) c b e d a
 
 9.    Various parts of neuromotor system of  Paramecium are given below. Arrange them in correct sequence from its origin
     A) Kinetodesmal fibrils B) Kinetodesmata C) Kinetosome D) Kinety
     E) Motorium          F) Infraciliary system
     1. C A B E D F    2.A C B D E F         
     3. C A B D F E    4. C B A D F E
 
 10.    Centres of ATP ase activity in the cilia and flagella are:
     1. Microtubule 'B'    2. Triplets
     3. Dynein arms    4. Kinetosome
 
 11.    Which type of movement is shown by the cilia related to one kinety in Parame-cium?   
     1) Synchronous    2) Metachronous    3) Achronomous    4) Irregular
 
 12.    Match the following
     Organism        Type of
                 Pseudopodia
     A) Actinophrys    I) lobopodia
     B) Euglypha        II) reticulopodia
     C) Entamoeba        III)filopodia
     D) Elphidium           IV) heliopodia
         A       B        C        D
     1) IV       II        I        III
     2) III       I         II       IV
     3) IV       III      I         II
     4) II         IV      III      I
 
 13.    Read the following statements which are related to binary fission in Paramecium
     I)    Proter receives anterior contractive vacuole, oral groove, cytopharynx and cytostome from its parent.
     II)    New anterior contractile vacuole, cyto-pharynx, cytostome and oral groove are formed newly in Opisthe.
       III) Both nuclei  divide mitotically.
       IV) Binary fission is considered as perkinetal fission as it occurs at right angles to the kineties.
     V)    After several  binary fissions, micro-nucleus faces chromosomal imbalance which causes the loss of vigour  and vitality of individual.
     Which among the above are correct?
      1) II & IV        2) II & V
     3) II, III & V        4) I, II, IV & V
 
 14. Assertion(A): Doublets of a flagellum cannot slide past much but curve and cause bending of it.
     Reason(R): Radial spokes connect peripheral doublets  directly with central singlets.

     1) Both (A) and (R) are true  but  (R) is not the correct explanation to (A)
     2) Both (A) and  (R) are true and  (R) is  the
         correct explanation to (A)
     3) (A) is true but (R) is false
     4) (A) is false but (R) is true
 
 15.    Which of  the following feature of tro-phozoite reveals the fact that only ana-erobic respiration  can be shown by  Entamoeba histolytica?
     1) Presence of mitochondria    
     2) Presence of cart wheel nucleus
     3) Absence of mitochondria
     4) Presence of single pseudopodium
 
 16. Correct   statement about the life  cycle of  Entamoeba histolytica?
     1)    Both karyokinesis and cytokinesis occur during the formation of tetranucleate cyst
     2)    Cytokinesis only occurs during the formation of amoebulae from metacyst
     3)     Both karyokinesis and cytokinesis occur during the formation of eight metacystic trophozoites
     4)    Tetranucleate cyst infects the man by inoculation.
 
 17. Read the following
     a) Enterozoic         b) Histozoic
     c) Coelozoic         d) Monogenetic             e) Obligatory anaerobe f) Cytozoic        g) Facultative anaerobe        
     h) Digenetic         i) Castration
     Which of the above  are  related to 'Roundworm'?
     1) a, c, e, h, i        2) a, b, e, f, h    3) a, c, d, g        4) b, c, d, g, i
 
 18.    Which of the following stages  of  Pla-smodium  can live in both definitive host and intermediate host?
     1) Ookinete & Gametocytes    
     2) Sporozoites & Gametocytes
     3) Sporoblasts & Zygote
     4) Gametocytes & Gametes
 
 19.    Match the following
 
     LIST - I        LIST - II
 A) Oriental sores     I) Trypanosoma gambiense
 B) Dum dum fever   II) Wuchereria bancrofti   
 C) Elephantiasis     III) Leishmania tropica  
 D) African sleeping  IV) Ascaris lumbricoides
     sickness
                                       V) Leishmania donovani
 
               A    B    C    D    
     1)    V    III     II    I
     2)    III    V    II    I
     3)    II    IV     I    III
     4)    III    II     V    I
 
 20.    Based on the following structure, identify the related drug and its source
 
     1) Cocaine - Erythroxylm coca
     2) Morphine - Papaver somniferum
     3) Cannabinoid  - Cannabis sativa 4) Opium - Rauwolfia serpentine
 
 21.    A person is suffering from dry, scaly round lesions with intense itching on skin and scalp. Based on these symptoms identify the disease and causative organism from the following.

     1) Typhoid fever - Salmonella typhi
     2) Pneumonia - Haemophilus influenza
     3) Ring worm - Epidermophyton
     4) Small pox - Variola virus
 
 22.    Read the following statements about various types of diseases.

     A) Rhino virus infects the entire respiratory passage including lungs.
     B) Heat and moisture help the appearance of ringworm in skin folds like groin or between the toes.
     C) Intestinal perforation occurs in severe cases of the disease caused by Haemo-philus influenza
     D)Widal test is the confirmation test for the disease caused by  Trichophyton
     Which among the above are not correct?
     1) B only        2) All except 'B'
     3) B and D only    4) All except D
 
 23.    Common cold differs from pneumonia in, that
     1) Pneumonia pathogen infects alveoli whereas the common cold affects nose and respiratory passage but not the lungs
     2) Pneumonia is a communicable disease whereas the common cold is a nutri-tional deficiency disease.
     3) Pneumonia can be prevented by a live attenuated bacterial vaccine whereas the common cold has no effective vaccine
     4) Pneumonia is caused by a virus while the common cold is caused by the bacterium, Haemophilus Influenza
 
 24. Assertion  (A): Repeated use of drugs leads to addiction.
     Reason(R): Repeated use of drugs decre-ases the tolerance level of receptors in the body
     1) Both A and R are true and R explains A
     2) Both A and R are true but R does not explains A
     3) A is true but R is false    
     4) A is false but R is true.
 
 25. Match the following
     LIST - I         LIST - II
     A) Amphetamines    I) Tranquilizer
     B) Cocaine        II) Sleeping pill
     C) Benzodiazepines III) Sleeplessness
     D) Barbiturates    IV) Hallucinations
          A       B      C       D
     1) III        I      IV       II
     2) III       IV       I       II
     3) IV       III       II       I
     4)  II       IV      III        I
 
 26.    Read the following
     I) 4th stage is larva is formed after 4th moult in the alveoli of lungs .
     II)    2nd and 3rd moults occur in the alveoli of lungs.
     III) 4th moult occurs in small intestine.
     IV) 2nd stage rhabditiform larva is the infective stage to man.
     Which of the above are true with reference to life history of common round worm?
     1) All except I    2) II  only
     3) IV only        4) all except III
 
 KEY
 1) 4    2) 4    3) 4     4) 4    5) 3
 6) 2    7) 2    8) 4    9) 3    10) 3
 11) 2    12) 3    13) 1    14) 3    15) 3
 16) 3    17) 3    18) 2    19) 2    20) 3
 21) 3    22) 2     23) 1    24) 3    25) 2
 26) 1