Question # 1

There are how many pairs of homologous chromosomes in human body cell?

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22

23

40

46

In case of tetanus vaccination which is for limited time___ are used for continuous protection.

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B.Lymphocytes

Booster shots

Antibiotics

None of these

A coordinated action has components:

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3

4

5

6

Identify the correctly matched pair.

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Rainfall-biotic factor in Ecosystem

Corn-secondary consumers

Global warming fossil fuel formating

Renewable natural resource air

Reduce the possibility of infection on skin :

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Disinfectants

Antibiotics

Antiseptic

Digitalis

In mammals, the number of bones in lower jaw are:

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Only one

3

4

2

Which part of female reproductive system receives egg cells from the ovary?

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Fallopian tube

Uterus

Vegina

Collecting duct

Which one of the following is not an endoparasite?

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Ascaris

Plasmodium

Mosquito

Entamoeba

In normal condition human respiration rate is:

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12 to 15 per minute

15 to 12 per minute

10 to 12 per minute

16 to 20 per minute

Muscles can only:

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Contract

Push

Expand

All of the above

During exercise or other hard physical works the breathing rate may increase up to.

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30-40 times per minute

50-60 times per minute

60-70 times per minute

70-80 times per minute

Inherited characters are called.

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Genes

Traits

Genetics

Fertilization

The recovery of one of paper can save how many trees.

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17

170

200

1000

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Biology 10th Class English Medium Online Test MCQs With Answers

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