Probability very important question for term 2 part 1

Differentiation most important question

Gelatin, a very important raw material for preparation of photographic emulsion, in a bi-product of

Urea is a very important nitrogenous fertilizer. Its formula is CON_2H_4 . Calculate the percentage of carbon in urea. (C = 12,O = 16, N = 14 and H= 1)

Urea is a very important nitrogenous fertiliser. Its formula is CON_(2)H_(4) . Calculate the percentage of nitrogen in urea. (C = 12, O = 16, N = 14 and H = 1)

Assertion: Use of fertilisers greatly enhances crop productivity. Reason: Irrigation is very important in increasing crop productivity.

Which of the following hormones plays a very important role in the regulation of diurnal rhythm of our body ?

Calcium plays a very important role in the formation of bones. Write on the role of endocrine glands and hormones responsible for maintaining calcium homeostasis.

Dissolved oxygen in water is very important for aquatic life. What process are responsible for the reduction of dissolved oxygen in water ?

Dissolved oxygen in wate is very important for aquatic life. What process are responsible for the reduction of dissolved oxygen in water ?