Saturday, November 30, 2013

Cell as an unit of life-MCQ FOR SET BIOLOGY



  1. The cytoplasmic connections of adjacent cells in
         plants is maintained through
                (a) Porins                              
                (b) Plasmodesmata
                (c) Apoplasmic substances
                (d) Blind pits
                 (e) All except (c)
 2. The endomembrane system in a cell includes
                (a) Endoplasmic reticulum
                (b) Golgi complex
                (c) Lysosomes                      
                (d) Vacuoles
                (e) All of these
 3. The Smooth endoplasmic reticulum is mainly
     concerned with
                (a) protein synthesis            (b) Secretion
                (c) Lipid synthesis               (d) DNA synthesis
                (e) All except (d)
 4. Which of the following is not true of Golgi apparatus
                (a) They were first observed by Camillo Golgi
(b) They consist of cisternae, vesicles and  
      Tubules
                (c) Cis Phase of cisternae is the forming face
                (d) The main function is to package materials for
                  transport
                (e) Golgi apparatus is found in Prokaryotic cells
5. The ‘Suicidal’bag of an animal cell is
                (a)Spherosome                     (b) Dictyosome
                (c) Lysosome                        (d) Endosome
                (e) None of these
6. The single membrane of a vacuole is called
                (a) Tonoplast                        (b) Vacuoplast
                (c) Casparian strip               (d) Unit membrane
                (e) Aleuroplast
7. The ‘Power house of a cell” is
                (a) Lysosome                        (b) Golgi apparatus
                (c) Mitochondria                 (d) Centriole
                (e) ER
8. The inner membrane of the Mitochondria are folded
          inwards towards matrix to form
                (a) Mesosomes                     (b) Cristae
                (c) Glyoxysome                    (d) Phagosome
                (e) Pinosome
9. Mitochondria divides by
                (a) Cell division in which cell plate is
                    always found
                (b) Amitosis
                (c) Fission
                (d) Meiosis
                (e) Budding
10. Ribosomes found in mitochondria are of the type
                (a) 80S                                   (b) 60S
                (c) 70S                                   (d) 50S
                (e) 30S
11. Coloured plastids containing fat soluble pigments
         like carotene and xanthophyll are
                (a) Chloroplast                     (b) Chromoplast
               


(c) Leucoplast                      (d) Bioplast
                (e) Symplast
   12. Type of Leucoplast which store starch are called
                (a) Amyloplast                      (b) Elaioplast
                (c) Aleuroplast                     (d) Proteinoplast
                (e) Bioplast
   13. Number of chloroplast found in Chlamydomonas is:
                (a) One                                  
                (b) Two and sometimes three
                (c) Numerous                       
                (d) Indeterminate
                (e) Five
   14. Shape of chloroplast found in Spirogyra
                (a) Lens shaped                    (b) Oval
                (c) Spherical                         (d) Discoid
                (e) Ribbon like
   15. Thylakoids are
                (a) Double membrane bound
                (b) Single membrane bound
                (c) Found in periplastidal space
                (d) Parts where chlorophyll is seen
                (e) Both (b) and (d)
   16. Similarity between chloroplast and Mitochondria
                (a) Both are organelles
                (b) Both are double membrane bound
                (c) Both are semiautonomous
                (d) Both contain DNA
                (e) All of these
   17. Ribosomes are composed of
                (a) RNA only                        (b) Proteins only
                (c) Lipids only                      (d) RNA and Proteins          (e) RNA and lipids
   18. Size of the ribosomes is indirectly indicated by
        ‘S’ which stands for
                (a) Subunit           
                (b) Sedimentation coefficient
                (c) Size
                (d) Schwann (Name of its discoverer)
                (e) Sphere
   19. The core of a eukaryotic flagellar filament is called
                (a) Cytoskeleton                 (b) Centrosome
                (c) Dyenin                             (d) Axoneme
                (e) Spoke
   20. The microtubular arrangement in the flagellar
         filament is represented as
                (a) 9+0                                   (b) 9+2
                (c) (9) + 1                               (d) 13 + 0
                (e) 12 + (1) 

ANSWER KEY


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
B
E
C
E
C
A
C
B
C
C
B
A
A
E
B
E
D
B
D
B

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