Fill in the blanks
a + b = b + ______

Fill in the blanks (i) If A : B = 2 : 3 and B : C = 4 : 5 then C : A = ……….. (ii) If 16% of A = 20% of B, then A : B = …………. (iii) If A = (1)/(3)B and B = (1)/(2)C , then A : B : C ……….. If A : B = 5 : 7 and B : C = 6 : 11 then A : B : C = ……….

Fill in the blanks (a + b)^2 + (a - b)^2 = _

Fill in the blanks : B. ……… of pollen grains is made up of sporopollenin.

Fill in the blanks A and B Kingdom rarr Phylum rarr [A] rarr Order rarr [B]

(a) Identify the biogeochemical (b) Fill in the blanks, A,B,C and D. (c) What will happen if the step E does not occur.