Question # 1

During interphase.............. in the nucleus are duplicated.

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DNA

Gametes

Cytokinesis

Chromosomes

Chromosomes are........... structures.

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Round

Circular

Long

Thread like

In pea, there are chromosomes.

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14

16

20

48

Before the start of cell division, the parent cell passes through a phase called.

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Prophase

Interphase

Anaphase

Metaphase

Nuclear division in followed by.

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Cytoplasm

Nucleus

Chromosomes

Cytokinesis

Which fo these is NOT a genetic variation.

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Attached earlobes

Blood group

Eye colour

Mark of cut on skin

Zygote is formed by the fusion of.

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Two sperm cells

Two egg cells

Two somatic cells

Sperm cell andegg cell

Before mitosis, sets of chromosomes are.

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Two

Three

Four

Five

A typical chromosoes consists of arms.

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Two

Three

Four

Five

In maize, there are hromosomes.

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14

16

20

48

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