Question # 1

Which one of the following disease causes severe diarrhea and can be fatal:

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Jaundic

Dysentery

Cholera

Typhoid

Hook warm larvae enter the body through.

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Food

Water

Skin

All of them

Temporary hardness is because of.

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Ca(HCO₃)₂

CaCO₃

MgCO₃

MgSO₄

Which hepatitis is caused by contaminated water?

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Hepatitis A

Hepatitis B

Hepatitis C

Hepatitis D

Temporary hardness in water can he removed by.

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Boiling Method

Using washing soda

Using sodium zeolite

All of them

Which disease cause liver inflammation?

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Typhoid

Jaundice

cholera

Hepatitis

The bond angle between H-O-H in water is:

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104.5^o

104.6^o

104.7^o

104.8^o

Which one of the diseases causes severe diarrhea and can be fatal?

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Jaundice

Dysentery

Cholera

Typhoid

Freezing point of water is:

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-4°C

0°C

-36°C

-58°C

Cholera is caused by

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Protozoa

Virus

Bacteria

Fungi

Rapid growth of algae in water bodies in because of detergent having.

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Carbonat salt

Sulphonic acid

Sulphat salt

Phosphate salt

The heat capacity of water is greater than rocks.

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4 times

5 times

6 times

7 times

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