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1
Q.14 Which one of the following diseases is caused by water pollution ?
(a) Conjunovitis
(b) Respiratory infectio

By Nevaeh

1
Q.14 Which one of the following diseases is caused by water pollution ?
(a) Conjunovitis
(b) Respiratory infections
(Diarrhoea
(d) Bronchitis​

About the author
Nevaeh

How will you find wheather a number is represented in
Decimal. / Binary / octal ore Hexadecimal system?

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The speed of a stream is 2 km/ hr. A boat goes 32 km. and comes back to the starting point in 12 hours. What is the speed (in km/h

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