Question # 1

In which stage of the cell cycle, the cell is preparing enzymes for chromosome duplication.

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G1

G2

S

M

Who suggested the first system of classification of organisms?

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Al-Jahiz

Aristotle

John Ray

Averroes

Which of the following stage of cell division is very different for animal and plant cells?

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Telophase

Metaphase

Anaphase

Cytokinesis

What reason would you suggest for the fact that the total DNA content of each daughter cell is reduced during meiosis?

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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

Example of Apoptotic process is ............... .

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Disappearance of tadpole tail

Disappearance of web human hand

Formation of fingers of hand

All of the above

The kingdom of bacteria is:

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Fungi

Monera

Protista

Plantae

The prokaryotic cell division is termed as :

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Binary fission

Multiple fission

Cytokinesis

Karyokinesis

A membrane-bounded disc is formed in plant cell to divide cytoplasm, this is called:

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Chloroplast

Phragmoplast

Leucoplast

Chromoplast

The process of mitosis ensures that:

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Each new cell is genetically different from its parent

Each new cell receives the proper number of chromosomes

Cell will divide at the appropriate time

Chromosomes duplicated without errors.

The class of man is:

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Insecta

Mammalia

Magnoliopsida

Proteobacteria

The longest phase is:

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Mitotic phase

Meiosis

Cell cycle

Interphase

The division of nucleus is:

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Mitosis

Karyokinesis

Cytokinesis

Meiosis

The scientific name of human being is:

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Homo sapiens

Pisum sativum

Amanta

E. coli

Mitosis help i the .................. .

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Growth

Regenration

Cell replacement

All of the above

Type of spindle fibre which attaches the chromosomes is called:

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Kinetochore

Non Kinetochore

Bot a and b

Centromere

Modern classification (binomial nomenclature) is based on the work of:

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Caesalpino

John Ray

Tournefort

Carolous Linnaeus

Independent assortment occurs during .................... .

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Meiosis I

Meiosis II

Mitosis

None

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Biology 9th Class English Medium Chapter 5 Online Test MCQs With Answers

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