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Practice MCQ Questions and answers on Biology-GK

Learn and practice General Knowledge questions and answers on Biology with very easy and understandable explanations. GK questions are very helpful different type of competitive exams. Page-5 section-9

Each section contains 100 MCQs on Biology .
41
Who first studied the process of cell division in animals?
Discuss
Answer & Solution
Answer: Option A
Solution:
Walther Fleming first studied the process of cell division in animals.
42
Which division provides a means of transmitting unchange information to the daughter cells?
Discuss
Answer & Solution
Answer: Option A
Solution:
Mitosis allows for cells to produce identical copies of themselves, which means the genetic material is duplicated from parent to daughter cells.
43
Which of the following does not occur during mitosis?
Discuss
Answer & Solution
Answer: Option D
Solution:
Replication of DNA does not occur in mitosis. Replication of DNA occurs during S phase, an entirely different phase of cell division.
44
Meiosis II is similar to mitosis in that
Discuss
Answer & Solution
Answer: Option C
Solution:
Meiosis 2 is similar to mitosis because it separates the chromosomes to have sister chromatids in each cell. In both processes, you are separating the chromosome and dividing the cell to make 2 cells out of 1.
45
In animal cells, cell division starts with the division of
Discuss
Answer & Solution
Answer: Option B
Solution:
In animal cells, cell division starts with the division of centrioles.
46
Which is a homologous chromosome pair?
Discuss
Answer & Solution
Answer: Option A
Solution:
Tetrad is a homologous chromosome pair.
47
A multicellular organism grows by ________ .
Discuss
Answer & Solution
Answer: Option D
Solution:
All multicellular organisms use cell division for growth and the maintenance and repair of cells and tissues. Single-celled organisms use cell division as their method of reproduction.
48
At anaphase stage of mitosis in plant cells, interzonal of the spindle fibres gets transformed into
Discuss
Answer & Solution
Answer: Option C
Solution:
At anaphase stage of mitosis in plant cells, interzonal of the spindle fibres gets transformed into Phragmoplast.
49
During which stage of mitosis does cytokinesis usually occur in animals?
Discuss
Answer & Solution
Answer: Option D
Solution:
During telophase cytokinesis usually occur in animals.
50
During the metaphase and anaphase stages of cell division, each chromosome comprises of two unseparated replicas known as the
Discuss
Answer & Solution
Answer: Option C
Solution:
During the metaphase and anaphase stages of cell division, each chromosome comprises of two unseparated replicas known as the chromatids.