NEET
Arjuna NEET 2025
Botany
Cell Cycle and Cell Division (Practice Sheet)
Q1 Meiosis occurs in organisms during; I. Terminalization of chiasmata
(A) Sexual reproduction II. Crossing over
(B) Vegetative reproduction III. Synapsis
(C) Both sexual and vegetative reproduction IV. Disjunction of genomes
(D) None of the above (A) IV, III, II, I
(B) III, II, I, IV
Q2 During anaphase-I of meiosis;
(C) II, I, IV, III
(A) Homologous chromosomes separate
(D) I, IV, III, II
(B) Non-homologous chromosomes separate
(C) Sister chromatids of chromosomes separate Q8 Pick out the correct statements.
(D) Non-sister chromatids of chromosomes
1. Synapsis of homologous chromosomes takes
separate
place during prophase-I of meiosis.
Q3 Mitosis is characterized by; 2. Division of centromeres takes place during
(A) Reduction division anaphase-I of meiosis.
(B) Equational division
3. Spindle fibres disappear completely in
(C) Both reduction and equational division
telophase of mitosis.
(D) Pairing of homologous chromosome
4. Nucleoli reappear at telophase-I of meiosis.
Q4 Cells which are not dividing are likely to be at;
(A) G1 (B) G2 (A) 1 only
(C) G0 (D) S-phase (B) 3 only
(C) 1 and 2 only
Q5 Identify the wrong statement about meiosis; (D) 1, 3 and 4 only
(A) Pairing of homologous chromosomes
(B) Four haploid cells are formed Q9 Correct sequence of phases of cell cycle is;
(C) At the end of meiosis, number of (A) G1 → S → G2 → M
chromosomes are reduced to half (B) G1 → G2 → S → M
(D) Two cycles of DNA replication occur (C) S → G1 → G2 → M
(D) M → G1 → G2 → S
Q6 Select the correct statement about G1 phase.
(A) Cell is metabolically inactive Q10 Spindle fibre is made up of;
(B) DNA in the cell does not replicate (A) Tubulin
(C) It is not a phase of synthesis of (B) Actin
macromolecules (C) Intermediate filament
(D) Cell stops growing (D) Flagellin
Q7 Arrange the following events of meiosis in the Q11 Diploid cells have;
correct sequence; (A) Two chromosomes
(B) One set of chromosomes
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(C) Two pairs of homologous chromosomes D Diploten i Terminalisation
(D) Two sets of chromosomes . e v of chiasmata
Dissolution of
Q12 Chiasmata formation takes place during; Diakinesi
E. v synaptonemal
(A) Prophase I s
complex
(B) Metaphase I
(C) Anaphase II (A) A-i, B-iii, C-ii, D-v, E-iv
(D) Telophase I (B) A-i, B-ii, C-iii, D-v, E-iv
(C) A-v, B-iii, C-ii, D-I, E-iv
Q13 Colchicine prevents the mitosis of cells at which (D) A-iii, B-ii, C-v, D-iv, E-i
of the following stage?
(A) Anaphase (B) Metaphase Q18 Interkinesis is stage between;
(C) Prophase (D) Interphase (A) Two mitotic divisions
(B) Meiosis I and meiosis II
Q14 How many chromosomes will the cell have at (C) Two division phases
G1, after S, after M phase of mitotic cell cycle (D) Leptotene and zygotene
respectively, if it has 14 chromosomes at
interphase? Q19 It is significant to note that in the 24 hour
(A) 14, 14, 7 average duration of cell cycle of human cell,
(B) 14, 14, 14 cell division proper lasts for only about;
(C) 7, 7, 7 (A) Four hours
(D) 7, 14, 14 (B) 90 Minutes
(C) An hour
Q15 The formation of chromatid takes place in; (D) 10 hours
(A) G1 phase (B) G2 phase
(C) S phase (D) M phase Q20 In which stage of mitotic division, cells do not
show Golgi complex, ER, nucleolus and nuclear
Q16 Prophase-I of meiotic division is typically longer envelope?
and more complex, it is subdivided into five (A) Metaphase
phases, on the basis of; (B) Late prophase
(A) Staining (C) Anaphase
(B) Behaviour of chromosomes (D) All of the above
(C) Duration
(D) Events of cell cycle Q21 “X-shaped structures” appear during which
phase of meiotic division?
Q17 (A) Prophase I
Column-I Column-II
(B) Metaphase I
Compaction (C) Anaphase II
A Leptoten
i of (D) Telophase I
. e
chromosomes
Q22 In which of the following diploid human cell, in
Zygoten Recombinatio
B. ii which cell division does not occur;
e n nodule
a. Heart cell
C Pachyte b. Epidermal cell
iii Synapsis
. ne c. Nerve cell
(A) only a (B) a and c
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Arjuna NEET 2025
Botany
Cell Cycle and Cell Division (Practice Sheet)
Q1 Meiosis occurs in organisms during; I. Terminalization of chiasmata
(A) Sexual reproduction II. Crossing over
(B) Vegetative reproduction III. Synapsis
(C) Both sexual and vegetative reproduction IV. Disjunction of genomes
(D) None of the above (A) IV, III, II, I
(B) III, II, I, IV
Q2 During anaphase-I of meiosis;
(C) II, I, IV, III
(A) Homologous chromosomes separate
(D) I, IV, III, II
(B) Non-homologous chromosomes separate
(C) Sister chromatids of chromosomes separate Q8 Pick out the correct statements.
(D) Non-sister chromatids of chromosomes
1. Synapsis of homologous chromosomes takes
separate
place during prophase-I of meiosis.
Q3 Mitosis is characterized by; 2. Division of centromeres takes place during
(A) Reduction division anaphase-I of meiosis.
(B) Equational division
3. Spindle fibres disappear completely in
(C) Both reduction and equational division
telophase of mitosis.
(D) Pairing of homologous chromosome
4. Nucleoli reappear at telophase-I of meiosis.
Q4 Cells which are not dividing are likely to be at;
(A) G1 (B) G2 (A) 1 only
(C) G0 (D) S-phase (B) 3 only
(C) 1 and 2 only
Q5 Identify the wrong statement about meiosis; (D) 1, 3 and 4 only
(A) Pairing of homologous chromosomes
(B) Four haploid cells are formed Q9 Correct sequence of phases of cell cycle is;
(C) At the end of meiosis, number of (A) G1 → S → G2 → M
chromosomes are reduced to half (B) G1 → G2 → S → M
(D) Two cycles of DNA replication occur (C) S → G1 → G2 → M
(D) M → G1 → G2 → S
Q6 Select the correct statement about G1 phase.
(A) Cell is metabolically inactive Q10 Spindle fibre is made up of;
(B) DNA in the cell does not replicate (A) Tubulin
(C) It is not a phase of synthesis of (B) Actin
macromolecules (C) Intermediate filament
(D) Cell stops growing (D) Flagellin
Q7 Arrange the following events of meiosis in the Q11 Diploid cells have;
correct sequence; (A) Two chromosomes
(B) One set of chromosomes
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(C) Two pairs of homologous chromosomes D Diploten i Terminalisation
(D) Two sets of chromosomes . e v of chiasmata
Dissolution of
Q12 Chiasmata formation takes place during; Diakinesi
E. v synaptonemal
(A) Prophase I s
complex
(B) Metaphase I
(C) Anaphase II (A) A-i, B-iii, C-ii, D-v, E-iv
(D) Telophase I (B) A-i, B-ii, C-iii, D-v, E-iv
(C) A-v, B-iii, C-ii, D-I, E-iv
Q13 Colchicine prevents the mitosis of cells at which (D) A-iii, B-ii, C-v, D-iv, E-i
of the following stage?
(A) Anaphase (B) Metaphase Q18 Interkinesis is stage between;
(C) Prophase (D) Interphase (A) Two mitotic divisions
(B) Meiosis I and meiosis II
Q14 How many chromosomes will the cell have at (C) Two division phases
G1, after S, after M phase of mitotic cell cycle (D) Leptotene and zygotene
respectively, if it has 14 chromosomes at
interphase? Q19 It is significant to note that in the 24 hour
(A) 14, 14, 7 average duration of cell cycle of human cell,
(B) 14, 14, 14 cell division proper lasts for only about;
(C) 7, 7, 7 (A) Four hours
(D) 7, 14, 14 (B) 90 Minutes
(C) An hour
Q15 The formation of chromatid takes place in; (D) 10 hours
(A) G1 phase (B) G2 phase
(C) S phase (D) M phase Q20 In which stage of mitotic division, cells do not
show Golgi complex, ER, nucleolus and nuclear
Q16 Prophase-I of meiotic division is typically longer envelope?
and more complex, it is subdivided into five (A) Metaphase
phases, on the basis of; (B) Late prophase
(A) Staining (C) Anaphase
(B) Behaviour of chromosomes (D) All of the above
(C) Duration
(D) Events of cell cycle Q21 “X-shaped structures” appear during which
phase of meiotic division?
Q17 (A) Prophase I
Column-I Column-II
(B) Metaphase I
Compaction (C) Anaphase II
A Leptoten
i of (D) Telophase I
. e
chromosomes
Q22 In which of the following diploid human cell, in
Zygoten Recombinatio
B. ii which cell division does not occur;
e n nodule
a. Heart cell
C Pachyte b. Epidermal cell
iii Synapsis
. ne c. Nerve cell
(A) only a (B) a and c
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