SSLC (English Medium) कक्षा ६ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

All bacteria have flagella.

Circle the odd one out. Give reason for your choice

What kind of a change is associated with decaying of a plants?

What happens when cane sugar is strongly heated? Mention any two changes in it.

______ gas causes tears in our eyes while cutting onions.

NPK are the primary nutrients for plants.

In washing machines, water is squeezed out from clothes and they are dried. This method is called ______.

The principle of ______ is used in washing machines.

The changes in which new substance with new chemical properties are formed are ______.

Chemical change is a temporary change.

Rusting of Iron: undesirable change:: Dead plants turn into manure: ______.

Silver articles turning black: ______:: Boiling of H₂O: physical change ______.

______ change results in the change of the substance.

The percentage composition of Nitrogen in Ureas is ______.

Burning of paper is the best example of ______ change.

Water boiling into water vapour is an example of chemical change.

Chemists identify gypsum as a natural indicator.

The water we drink is a combination of hydrogen and oxygen.

Match the following:

Analogy:

H₂O: Water:: NaCl: ______.