Question

The density of gold in cgs system is 200g/cm3
Its value in Sl is
E
li
(A) 200kg/m3
(B) 2 x 104kg/m²
h
(C) 2000kg/m3
(D) 2 x 105kg/m3
A​

Answer 1

Answer:

Human actions like excessive use of fertilisrs and other chemicals are the causing death if useful bacteria and fungi. if it continues we humans have to suffer a lot. ... bacterial helps in decaying organic waste of bacteria are less means it will not decay properly and it may causes diseases.