Question # 1

In maize, there are hromosomes.

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14

16

20

48

The process of cell division involves phases.

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Two

Three

Four

Five

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

In meiosis, the nucleus of a cel dividies.

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One time

Three times

Four times

Five times

An event that occurs during interphase.

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Division of nuclesu

Duplication of chromosomes

Division of cytoplasm

Formation of cell wall

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

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Prophase

Interphase

Anaphase

Metaphase

A process by which a cell divides into two daughter cells.

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Life Cycle

Cell division

Cell Cycle

Alternationof generation.

In humans, the eye colour is developed due to the effects of.

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Diet

Environment

Genes

Both a and b

Before mitosis, sets of chromosomes are.

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Two

Three

Four

Five

In humans, a sperm has 23 chromosomeds. Egg cell has.

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23 chromosomes

46 chromosomes

No chromosomes

69 Chromosomes

In pea, there are chromosomes.

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14

16

20

48

You are different from your brother and sisters This is called

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Adaptation

Variation

Mitosis

Hereditary

The characters which are passed from parents to off spring.

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Environmental characters.

Naturla characters

Non -inheritable characters.

Hereditary characters.

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General Science 8th Class English Medium Chapter 3 Online Test MCQs With Answers

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