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141.

The microorganism, used in brewing industry is:

A.	Aspergillus	B.	Yeast
C.	Rhizobium	D.	Virus

142.

The nematode Radopholus similes has shown the maximum numbers at a soil depth of:

A.	5-15 m	B.	20-30 m
C.	32-42 m	D.	1-4 m

143.

The organism included in order pernosporales cause the disease known as:

A.	Downy mildew	B.	Smut
C.	Rust	D.	Powdery mildew

144.

The organism lacking a well defined necleus are termed:

A.	Fungi	B.	Prokaryote
C.	Eucaryote	D.	Protozoa

145.

The organisms included in order Peronosporales cause the disease known as:

A.	Rusts	B.	Smut
C.	Downy mildew	D.	Powdery mildew

146.

The organisms lacking a well defined nucleus are termed:

A.	Fungi	B.	Prokaryote
C.	Eukaryote	D.	Protozoa

147.

The plant disease caused by an algae is:

A.	Blue mold of tobacco	B.	Red rust of tea
C.	Aster yellows	D.	None of the above

148.

The plant disease primarily responsive for the"Great Bengal Famine" of 1943 was:

A.	Blast disease of rice	B.	Bacterial blight of rice
C.	Udbatta disease of rice	D.	Brown leaf spot of rice

149.

The plant mycoplasmal diseases are transmitted by:

A.	Aphids	B.	Leaf hoppers
C.	Mites	D.	Above all

150.

The two important diseases of sugarcane would include:

A.	Little leaf and bacterial wilt	B.	Red rot and grassy shoot
C.	Red rot and bund	D.	Bakanae disease and stem canker