If the value of the current increases by a factor of 2,what will happen to the resistance

Increasing the current in a system by a factor of two will decrease the resistance by factor of two.

We know, R = V/I

R = V / 2(I)

R = 1/2 x V/I

Hence the resistance decreases by a factor of 2.

Decomposition is the cycle at which bacteria breaks down any organic material into the soil