Solved MCQs of Biology Class 9
If you observe a cell like this one, what phase of mitosis is it?
Anaphase
Telophase
Metaphase
Prophase
In which stage of the cell cycle, the cell is preparing enzyme for chromosome replication?
G1
G2
S
M
The kingdom of bacteria is:
Fungi
Monera
Protista
Plantae
The division of nucleus is:
Mitosis
Karyokinesis
Cytokinesis
Meiosis
If you observe cell like this one, what phase of mitosis is it?
Anaphase
Telophase
Metaphase
Prophase
Which of the following structure is absent in animals?
Spindle
Centrioles
Chromatids
Phragmoplant
What reason would you suggest for the fact that the total DNA content of each daughter cell is reduced during meiosis?
Chromosomes do not replicate during the interphase before meiosis 1
Chromosomes do not duplicate between meiosis 1 and 2
Half of the chromosomes form each gamete are broken
Sister chromatids separate during anaphase of meiosis 1
Which event distinguishes meiosis from mitosis?
Condensation of chromosomes
Loss of the nuclear membrane
Formation of metaphase plate
Pairing of homologous chromosomes
Who introduced Taxon of ‘order’ in classification?
Caesalpino
John Ray
Tournefort
Rivinus
Which is not the function of mitosis?
Development and growth
Cell replacement and regeneration
Asexual reproduction
Sexual reproduction
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