Human Body and Reproduction mcq questions and answers for competitive exams

Posted on Jun 9, 2022 10:12 PM - 2 years ago

Human Body and Reproduction mcq questions and answers for competitive exams UPSC SSC , SSC CGL, SSC CHSL, upsc Civils , Entrance exams Online test practice online free Quiz, mock practice online

16.

The sex of a newborn baby is determined by the chromosome inherited from

The mother

The father

Mother's mother

Father's father

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17.

What is the main component of bones and teeth?

Calcium nitrate

Calcium sulphate

Calcium carbonate

Calcium phosphate

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18.

What is the name of the mode of reproduction by which the offspring arises from a single parent, and inherits the genes of that parent only?

Sexual

Asexual

Vegetative

Mono sexual

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19.

Structural and functional unit of life is called

cell

DNA

tissues

organelle

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20.

Longer exposure to Nitrogen dioxide even in small concentrations may cause disease pertaining to

Heart

Lung

Liver

Kidneys

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21.

Which of the following diseases is caused by virus?

Malaria

Cholera

Small pox

Tuberculosis

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22.

Insulin is injected into the intestines by

Liver

Stomach

Gall bladder

Pancreas

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23.

How many days life span of R.B.C in human body?

100 days

120 days

140 days

160 days

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24.

Premature birth or miscarriage is caused by disturbances in secretion of

oxytocin

estrogen

testosterone

progesterone

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25.

All movement of human body is coordinated and controlled by

axial system

skeletal muscles

nervous system

vertebral system

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26.

Function of detoxifying harmful drugs from body is done by

rough exoplasmic reticulum

smooth exoplasmic reticulum

rough endoplasmic reticulum

smooth endoplasmic reticulum

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27.

Initial stage of birth is result of stimuli from the

fetal pituitary

mother's pituitary

decrease in level of progesterone

all of these

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28.

What is the normal W. B.C count in human body?

3000-5000/cubic mm

4000-7000/cubic mm

5000-10000/cubic mm

6000-11000/cubic mm

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29.

Endometrium is made receptive for implantation of zygote by

oxytocin

estrogen

testosterone

progesterone

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30.

A woman who rents her womb to produce a child for others is known as -

Step mother

Foster mother

Surrogate mother

Biological mother

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Human Body and Reproduction mcq questions and answers for competitive exams