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111.

Chlorosis is observed in upland rice due to deficiency of:

A.	S	B.	Fe
C.	Zn	D.	Mn

112.

Chlorosis refers to the:

A.	Yellowing of the leaf tissues	B.	Burning of the leaf tissues
C.	Death of the leaf tissues	D.	Development of reddish brown colour on the leaves

113.

Clay are classified as:

A.	Primary minerals	B.	Tertiary minerals
C.	Hydrozy minerals	D.	Socondary minerals

114.

Commonly used method for enumeration of soil microbial population is:

A.	Contact slide technique	B.	Microscopic count
C.	Dilution plate technique	D.	Microbial respirtion

115.

Conservation tillage tends to encourage:

A.	High microbial population	B.	Lower number of earthworms
C.	Reduced soil fauna	D.	None of these

116.

Continuous heavy rainfall leads to the formation of:

A.	Saline soil	B.	Sodic soil
C.	Acid soil	D.	Saline-sodic soil

117.

Criteria of essentiality is given by:

A.	Jean Baptist	B.	Liebig
C.	Arnon	D.	Julius von Suches

118.

C-spacing of kaolinite is:

A.	7.39 A	B.	8.39 A
C.	10.0 A	D.	14.0 A

119.

DAP requirement for supplying 45 Kg N and 115 kg P2O5 to one-hectare peanut crops:

A.	100 kg	B.	150 kg
C.	200 kg	D.	250 kg

120.

Deficiency of iron results in typical interveinal chlorosis in which:

A.	Younger leaves are first affected	B.	Intervienal area of the older leaves are first affected
C.	Necrotic spots in the interveinal areas develops	D.	None of the above