Match the following :
Coulmn-I Coulmn-II
(A)Prophase-I (i)Chromosomes move toward one plane along with centromere.
(B)Metaphase-II (ii)Half the number of chromosomes in seen
(C)Anaphase-I (iii)Longest phase of meiosis-I
(D)Telophase-I (iv)Two nuclei are seen
A. (A - iii) (B - i) (C - ii) (D - iv)
B. (A - i) (B - ii) (C - iii) (D - iv)
C. (A - ii) (B - iii) (C - iv) (D - i)
D. (A - iv) (B - i) (C - i) (D - iii)
Answer : Option A
Match the following :
Coulmn-I Coulmn-II
(A)Cytokinesis (i)Reformation of nuclear Membrane and golgi body
(B)Metaphase (ii)Synthesis of RNA and protein
(C)Telophase (iii)Centromers of chmosomes are arranged on equatorial plate.
(D)Interphase (iv)Contraction of chomosomes starts
(v)The formation of synctium
A. (A - i) (B - ii) (C - iii) (D - iv)
B. (A - iv) (B - iii) (C - i) (D - ii)
C. (A - iv) (B - ii) (C - i) (D - iv)
D. (A - iv) (B - iii) (C - ii) (D - i)
Answer : Option C
Select correct statement’s for cell cycle.
Yeast cell can complete on cell cycle in every 90 minutes
A period between creation of a cell and division of that cell.
Cell cycle is mainly divided into interphase and differentiation like two phases.
A. (i) and (ii) only
B. (i) and (iii) only
C. (ii) and (iii) only
D. (i), (ii) and (iii)
Answer : Option A
Which of the following statement is/are correct for prophase of mitosis ?
(i) At the end of this phase nuclear membrane and nucleolus disintegrate.
(ii) At the end of this phase two chromosome and a centromere holding them together.
(iii) This phase begins with the condensation of chromatids along their lengths.
A. (i) only
B. only (i) and (ii)
C. only (ii) and (iii)
D. (i) and (iii)
Answer : Option A
Which of the following statement is/are correct for Prophase-I ?
(i) During diplotene, the members of each pair of homologous chromosomes start moving away from one another.
(ii) In zygotene, bivalent chromosomes appear tetravalent.
(iii) In diakinesis, chromatids become separated even at the site of chiasmata.
Which of the following statement is/are correct for Meiosis-II ?
(i)Chromosomes are arranged on equatorial plate in prophase-II
(ii)Nucleolus disappear during telophase-II
(iii) In anaphase-II, the chromatids with their independent centromeres are called chromosomes.
(iv) In metaphase-II, centromere of each chromosome becomes attached to filament of bipolar spindle.
A. only (i) and (ii)
B. only (iii) and (iv)
C. only (i), (ii) and (iii)
D. (i), (ii) and (iii)
Answer : Option B
Find out the incorrect pair.
A. Telophase – Chromatin is observed
B. \(G1_\) phase – New DNA is synthesized
C. Prophase – nuclear membrane disintegrates
D. Zygotene - Synapsis
Answer : Option B
58. Find the incorrect pair.
A. Bipolar spindle – Cytoplasmic fibres of protein
B. Prophase – Chromosome made up of two chromatids and centromere
C. Anaphase – Equatorial plate
D. Metaphase - Kinetochore
Answer : Option C
59. From the following which pair does not match ?
A. S – state – Synthesis of DNA
B. Meiosis – One parental cell produces two daughter cells
C. Anaphase – Each chomatid with independent centromere.
D. Zygotene - Synapsis
Answer : Option B
60. Which one is a correct pair ?
A. \(G1_\) phase – Growth phase
B. M phase - Interphase
C. S phase – DNA synthesis
D. \(G1_\)phase – RNA and DNA synthesis
Answer : Option C