question_answer

Column - I   lists   some   principles, pertaining to physiology of plants. Column - II lists the names of scientist who proposed the idea. Match the two columns. Identify the correct choice from the given:

	Column-I		Column-II
A.	Mass flow hypothesis	p.	J. C. Bose
B.	Relay pump theory	q.	Strasburger
C.	Transpiration pull theory	r.	Munch
D.	Pulsatile movement theory	s.	Godlewski
		t.	Dixon and Jolly

A)  A = r; B = s; C = t; D = p

B)  A = r; B = s; C = p; D = t

C)  A = s; B = r; C = p; D = t

D)  A = s; B = r; C = t; D = p