- The division of cytoplasm is called:
A) Karyokinesis
B) Cytokinesis
C) Meiosis
D) Mitosis
Answer: B - Karyokinesis refers to:
A) Cytoplasm division
B) Nuclear division
C) DNA replication
D) Protein synthesis
Answer: B - In which phase do chromosomes decondense?
A) Prophase
B) Metaphase
C) Telophase
D) Anaphase
Answer: C - The spindle fibers attach to chromosomes at:
A) Telomere
B) Centromere
C) Chromatin
D) Ribosome
Answer: B - The structure formed by homologous chromosomes is:
A) Chromatid
B) Tetrad
C) Centriole
D) Spindle
Answer: B - Meiosis I is also called:
A) Equational division
B) Reduction division
C) Binary division
D) Simple division
Answer: B - Meiosis II is called:
A) Reduction division
B) Equational division
C) Binary fission
D) Amitosis
Answer: B - Chromosome duplication results in:
A) Single chromatid
B) Sister chromatids
C) Homologous pairs
D) Tetrads
Answer: B - The cell cycle checkpoint ensures:
A) Faster division
B) Correct DNA replication
C) Larger cell size
D) Protein breakdown
Answer: B - Which protein regulates the cell cycle?
A) Insulin
B) Cyclin
C) Hemoglobin
D) Keratin
Answer: B - Chromosomes consist mainly of:
A) RNA
B) DNA and proteins
C) Lipids
D) Carbohydrates
Answer: B - In which phase do chromosomes line up individually?
A) Metaphase II
B) Prophase I
C) Telophase I
D) Anaphase I
Answer: A - The number of chromosomes is halved during:
A) Meiosis I
B) Meiosis II
C) Mitosis
D) Cytokinesis
Answer: A - Daughter cells of meiosis are:
A) Identical
B) Genetically different
C) Diploid
D) Same as parent
Answer: B - During which phase do chromatids move to opposite poles?
A) Metaphase
B) Anaphase
C) Telophase
D) Prophase
Answer: B - Cell division in prokaryotes is called:
A) Mitosis
B) Meiosis
C) Binary fission
D) Budding
Answer: C - The main function of meiosis is:
A) Growth
B) Repair
C) Sexual reproduction
D) Energy production
Answer: C - Chromosomes are made visible due to:
A) DNA replication
B) Condensation
C) Separation
D) Mutation
Answer: B - The phase where homologous chromosomes pair:
A) Prophase I
B) Metaphase I
C) Anaphase II
D) Telophase II
Answer: A - The equatorial plate forms during:
A) Prophase
B) Metaphase
C) Anaphase
D) Telophase
Answer: B - The division of centromere occurs in:
A) Anaphase I
B) Anaphase II
C) Metaphase I
D) Telophase I
Answer: B - Chromosomes consist of:
A) Single DNA strand
B) Two DNA molecules
C) Proteins only
D) Lipids only
Answer: B - Which phase follows anaphase?
A) Prophase
B) Metaphase
C) Telophase
D) Interphase
Answer: C - The term “diploid” means:
A) One set of chromosomes
B) Two sets of chromosomes
C) Three sets
D) Four sets
Answer: B - Which process forms gametes?
A) Mitosis
B) Meiosis
C) Binary fission
D) Budding
Answer: B - The spindle fibers disappear during:
A) Prophase
B) Metaphase
C) Telophase
D) Anaphase
Answer: C - Genetic recombination occurs in:
A) Mitosis
B) Meiosis
C) Interphase
D) Cytokinesis
Answer: B - The number of daughter cells in mitosis:
A) 2
B) 4
C) 6
D) 8
Answer: A - The number of daughter cells in meiosis:
A) 2
B) 3
C) 4
D) 6
Answer: C - DNA replication is necessary for:
A) Energy production
B) Cell division
C) Protein synthesis
D) Digestion
Answer: B - The stage with chromosome pairing is:
A) Prophase I
B) Metaphase II
C) Telophase
D) Anaphase II
Answer: A - Crossing over leads to:
A) Identical cells
B) Genetic variation
C) Reduced cell size
D) DNA loss
Answer: B - The centrioles move to poles during:
A) Prophase
B) Metaphase
C) Anaphase
D) Telophase
Answer: A - The structure that organizes spindle fibers:
A) Ribosome
B) Centrosome
C) Lysosome
D) Nucleus
Answer: B - The cell cycle includes:
A) Interphase and M phase
B) Only mitosis
C) Only meiosis
D) Only cytokinesis
Answer: A - DNA synthesis occurs in:
A) G1 phase
B) S phase
C) G2 phase
D) M phase
Answer: B - Which phase ensures error correction?
A) G1
B) S
C) G2
D) M
Answer: C - Meiosis produces cells that are:
A) Diploid
B) Haploid
C) Triploid
D) Tetraploid
Answer: B - The nuclear membrane breaks down in:
A) Prophase
B) Metaphase
C) Telophase
D) Cytokinesis
Answer: A - Chromosomes align in pairs during:
A) Metaphase I
B) Metaphase II
C) Anaphase II
D) Telophase II
Answer: A - Independent assortment occurs due to:
A) Random alignment of chromosomes
B) DNA replication
C) Cytokinesis
D) Protein synthesis
Answer: A - The process maintaining chromosome number in species:
A) Mitosis
B) Meiosis
C) Fertilization
D) Mutation
Answer: C - Chromosomes become thin and invisible in:
A) Prophase
B) Metaphase
C) Telophase
D) Anaphase
Answer: C - The stage with maximum genetic variation:
A) Mitosis
B) Meiosis
C) Cytokinesis
D) Interphase
Answer: B - The first stage of mitosis:
A) Prophase
B) Metaphase
C) Anaphase
D) Telophase
Answer: A - The last stage of mitosis:
A) Prophase
B) Metaphase
C) Anaphase
D) Telophase
Answer: D - The first stage of meiosis:
A) Prophase I
B) Metaphase I
C) Anaphase I
D) Telophase I
Answer: A - Chromosomes attach to spindle via:
A) Telomere
B) Centromere
C) Chromatin
D) Nucleolus
Answer: B - The division of one cell into four haploid cells is:
A) Mitosis
B) Meiosis
C) Binary fission
D) Budding
Answer: B - Cell division is essential for:
A) Digestion
B) Growth and reproduction
C) Respiration
D) Excretion
Answer: B
Pages: 1 2