Acid soils of the world’s arable comprise up to_____________________?

Related Mcqs:

The site of grains present in sands structuring range__________________?

A. 1.00 0.0625 mm dia B. 0.0625 mm dia C. 0-1.0 mm dia D. None of the above...

The chemical formula of urea fertilizer is_______________________?

A. NH2CONH2 B. [CO(NH2)] C. Both a & b D. None of the above...

Shrinking and swelling is property of__________________?

A. Clay B. Silk C. Water D. Smecitie...

Mean annual precipitation for tundra region is ____________________?

A. 70-80 cm B. 150-70 cm C. 0-50 cm D. None of the above...

Widely spread saprophytic fungi is________________________?

A. Basidiomycetes B. Ascomycetes C. Endospore D. None of the above...