Match the following and choose the correct combination from the options given :

	Column I		Column II
(A)	Escherichia coli	(i)	‘nif’ gene
(B)	Rhizobium meliloti	(ii)	Breakdown of hydrocarbons of crude oil
(C )	Bacillus thuringiensis	(iii)	Human insulin production
(D)	Pseudomonas putida	(iv)	Biocontrol of fungal disease
		(v)	Biodegradable insecticide

	A	B	C	D
1.	iii	i	v	iv
2.	i	ii	iii	iv
3.	ii	i	iii	iv
4.	iii	i	v	ii

• A

  1

• B

  2

• C

  3

• D

  4