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191.

Which of the followings contains the highest protein contents?

A.	Pigeonpea	B.	Soyabean
C.	Greengram	D.	Blackgram

192.

Which of the following supplies more plant nutrient?

A.	Light soil	B.	Contton seed cake
C.	Castor cake	D.	Basic slag

193.

In the fertilized soil with soil solution concentration of 1 ppm of phosphorus, mass flow contribution to phosphorus nutrition of crops could approach _____ per cent:

A.	0	B.	40
C.	30	D.	20

194.

Which of the following statements relates correctly to the greenhouse effect?

A.	Protection of atmosphere by trees	B.	Rise in atmospheric temperatures
C.	Maintenance of atmospheric temperature

195.

In wheat, seminal roots:

A.	Induce extra strength against lodging	B.	Responsible for nourishing the plants during early stages of the crop
C.	Take care of the plants during the later stages of the crop	D.	Appear during the vegetative phase of the crop

196.

Which of the following statement refers to the concept of critical stage of irrigation?

A.	When irrigation is not given reduction of yield is maximum	B.	hen water absorption rate is maximum
C.	When water loss by the plant is maximum	D.	All of the above

197.

Zinc deficiency in arhar (Pigeonpea) can be rectified by spraying of:

A.	5 kg ZnSO4 + 2.5 kg lime/ha	B.	20 kg ZnSO4 + 2.5 lime/ha
C.	5 kg ZnSO4 + 5 kg lime/ha	D.	10 kg ZnSO4 + 5 kg lime/ha

198.

Inherent capacity of soil to supply nutrients in balanced form is called:

A.	Soil fertility	B.	Soil productivity
C.	Fertility Index	D.	Productivity Index

199.

Injury caused by relatively low temperatures above the freezing points is called:

A.	Freezing injury	B.	Mechanical injury
C.	Dehydration injury	D.	Chilling injury

200.

Intercropping is a system of cropping to make the maximum use of:

A.	Solor energy	B.	Water resources
C.	Soil resource	D.	All above