Soil Science-Data Intensity 1 | Multiple Questions and Answers

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Soil Science-Data Intensity 1 Multiple Questions and Answers.

1.	Generally speaking, only level to nearly level (0-2 % slope) & gently sloping lands (2-5 % slope) should be:

	A.	brought under range crops
	B.	Forests
	C.	Both a & b
	D.	None of the above

2.	calcium is immobile in plants. Therefore, under conditions of deficiency, young tissue is affected first. calcium deficiency symptoms are:

	A.	Death of terminal buds; roots tips also affected
	B.	Abnormal dark green appearance of foliage
	C.	Premature shedding of blossoms & buds & weakened stem
	D.	All of the above

3.	Potassium plays a significant role in the transport of water & nutrients through the plant in the xylem. When the supply of K is reduced, the transportation of ____ is depressed:

	A.	Nitrates, Phosphates
	B.	Calcium, magnesium
	C.	Amino acids
	D.	All of above

4.	The solid wastes generated in Pakistan are about: __?

	A.	47,920 tonnes/day
	B.	65, 772 tonnes/day
	C.	12250 tonnes/day
	D.	All of the above

5.	Almost one third of the land area through out the world is affected by land degradation. Pakistan�s agriculture sector though facilitates employment to >65% but is facing challenges from:

	A.	Erosion
	B.	Salinity
	C.	Waterlogging
	D.	All of the above

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Date to Date Current Affairs 2022

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