A circle of vesicles appears at the equator of spindle towards the end of anaphase. It will form ... .....
0%
a) Cleavage furrow
25%
b) Phragmoplast
50%
c) Cell plate
25%
d) Middle lamella
Q.2.
Name the stage of mitosis in which chromosomes are arranged on the equator of spindle ... ... [ BHU 2006 ]
0%
a) Anaphase
100%
b) Metaphase
0%
c) Prophase
0%
d) Telophase
Q.3.
Identify two correct statements about meiosis A) Bead like structures absent on chromosomes B) Displacement of chiasmata occurs in diakinesis C) Separation of two basic sets of chromosomes No division of centromeres ... ......[ EAMCET 2008 ]
0%
a) B and D
100%
b) B and C
0%
c) C and D
0%
d) A and C
Q.4.
A diploid living organism develops from zygote by repeated ... ... [ JKCMEE 2005 ]
67%
a) Meiosis
33%
b) Mitosis
0%
c) Amitosis
0%
d) Segmentation
Q.5.
The four daughter cells produced at the end of meiosis are ... ... [ MPPMT 2001 ]
0%
a) Anucleate
0%
b) Polynucleate
100%
c) Genetically dissimilar
0%
d) Genetically similar
Q.6.
The major importance of meiosis lies in ... ... [ RPMT 1996 ]
0%
a) Development of mutations
0%
b) Sexual reproduction
25%
c) It transfers chromosomes through mitosis
75%
d) It maintains chromosome number generation after generation
Q.7.
In the beginning of meiosis, a meiocyte has 16 pg of DNA. the amount in a gamete will be ... ... [ Wardha 2003 ]
33%
a) 16 pg
67%
b) 8 pg
0%
c) 4 pg
0%
d) 32 pg
Q.8.
Mitotic anaphase differs from metaphase in possessing ... ... [ CBSE 1991 ]
0%
a) Same number of chromosomes and same number of chromatids
33%
b) Half number of chromosomes and half number of chromatids
33%
c) Half number of chromosomes and same number of chromatids
33%
d) Same number of chromosomes and half number of chromatids
Q.9.
Fibroblast cells in our body are those that are arrested in ... ...
67%
a) G0 - phase
0%
b) G1 - phase
0%
c) G2 - phase
33%
d) Yet to start division
Q.10.
Beads on string of a are seen in b which condense to form chromosomes in c stage of cell division ... ..[ AIIMS 2012 ]
33%
a) aChromonema b Chromatin c Metaphase
0%
b) aChromatin b Chromatid c Metaphase
67%
c) aChromonema b Chromosome c Anaphase
0%
d) aChromonema b Chromatid c Anaphase
Q.11.
In mitosis, the number of chromosomes ... ... [ CPMT 2003 ]
0%
a) Become double
0%
b) Become half
67%
c) Remain unchanged
33%
d) None of the above
Q.12.
Cell Lineage " all cells are derived from pre-existing cells" is the famous generalization of ... .... [ AFMC 1997 ]
67%
a) Virchow
33%
b) Schleiden
0%
c) Schwann
0%
d) Lamarck
Q.13.
A stage in mitosis that begins in mid-anaphase and completed with telophase is ... ... [ AFMC 2012 ]
0%
a) Crossing over
67%
b) Karyokinesis
0%
c) Cytokinesis
33%
d) Interkinesis
Q.14.
Condensation of chromosome with visible centromere occurs during .. .... [ MPPMT 1994 ]
0%
a) G1 -phase
0%
b) G2 -phase
0%
c) S -phase
100%
d) M -phase
Q.15.
Meiosis II performs ... ... [ CBSE 1993 ]
0%
a) Separation of sex chromosomes
0%
b) Synthesis of DNA and centromere
67%
c) Separation of homologous chromosomes
33%
d) Separation of chromatids
Q.16.
In pachytene stage of meiosis, the individual chromosomes appear .... ... [ BHU 2002 ]
0%
a) Single stranded
33%
b) Double stranded
0%
c) Three stranded
67%
d) Four stranded
Q.17.
Chiasmata are first seen in ... ... [ DPMT 2002 ]
0%
a) Leptotene
0%
b) Zygotene
0%
c) Pachytene
100%
d) Diplotene
Q.18.
Repulsion of homologous chromosomes begins during ... ... [ MPPMT 2001 ]
67%
a) Diakinesis
0%
b) Diplotene
0%
c) Zygotene
33%
d) Leptotene
Q.19.
Which type of coiling occurs in chromosomes? [ RPMT 2005 ]
100%
a) Plectonemic
0%
b) Paranemic
0%
c) Orthostichous
0%
d) Anorthospiral
Q.20.
Longest phase of meiosis is ... ... [ BHU 2008 ]
100%
a) Prophase I
0%
b) Prophase II
0%
c) Anaphase I
0%
d) Metaphase II
Q.21.
The term meiosis was coined by ... ... [ BHU 1992 ]
100%
a) Farmer and Moore
0%
b) Fleming
0%
c) Blackman
0%
d) Robertson
Q.22.
Astral rays arise from ... ... [ AMU 2005 ]
100%
a) Centriole
0%
b) Cytoplasm
0%
c) Chromatid
0%
d) Centromere
Q.23.
Mitosis is absent in ... .. [ RPMT 1995 ]
0%
a) Zygote
50%
b) Germinal cell
0%
c) Bone cell
50%
d) None of the above
Q.24.
Post mitotic gap phase and synthetic phase refer to ... ... [ AMU 2003 ]
0%
a) G2 and M
33%
b) G1 anad S
33%
c) G2 and S
33%
d) S and G1
Q.25.
Meiotic division occurring just at the time of gametogenesis is ... ... [ AMU1992 ]
0%
a) Sporic
0%
b) Initial
0%
c) Intermediate
100%
d) Terminal
Q.26.
Meiosis occurs in ... ... [ CMC 2002 ]
33%
a) Embryo sac
0%
b) Megaspore
67%
c) Megaspore mother cell
0%
d) Nucellus
Q.27.
Syncytium formation takes place if ... ... [ AMU 2011 ]
0%
a) Cytokinesis is not followed by karyokinesis
0%
b) Karyokinesis does not occur
33%
c) Karyokinesis is not followed by cytokinesis
67%
d) Both karyokinesis and cytokinesis are prevented
Q.28.
Colchicine arrests mitosis at .... ... [ AFMC 2002 ]
100%
a) Prophase
0%
b) Metaphase
0%
c) Anaphase
0%
d) interphase
Q.29.
Chemical for arresting cell division is extracted from ... ... [ Bih PMT 2002 ]
0%
a) Crocus
0%
b) Colchicum
100%
c) Chrysanthemum
0%
d) Dalbergia
Q.30.
"Post-mitotic phase" of the cell in which active synthesis of RNA and proteins takes place is ... .. [ KCET 2003 ]
33%
a) S-phase
0%
b) Amitotic phase
33%
c) G2 -phase
33%
d) G1 -phase
Support mcqgeeks.com by disabling your adblocker.
Please disable the adBlock and continue. Thank you.