science worksheet no.1

Acids, Bases and Salts

Worksheet NO.1

Choose the best correct option from the following options

1) Which among this is not a natural indicator?

    a) Litmus

    b)Turmeric

    c)Phenolphthalein

    d)China Rose

   

2) Acids are _______ in taste

  a)sour

  b)Sweet

  c)Salty

  d)Bitter

3) Bases are _______ in taste

    a)Sour

    b)Sweet

    c)Salty

    d)Bitter

4)The rain become acidic because of ________

    a)Nitrogen

    b)Hydrogen

    c)Carbondioxide

    d)Oxygen

5) Litmus is extracted from ________

   a)Frogs

   b)Kactus

   c)Hydra

   d)Lichens