The most abundant metal in the earth’s crust and toxic to plants in low concentration is____________________?

Related Mcqs:

Main product of photosynthesis is_____________________?

A. C6H12O6 B. C12H24O12 C. C3H6O6 D. C5H12O6...

Who characterized soil formation as set of “4” process______________________?

A. Jinney B. Ziking C. Newton D. Simonson...

Mollic refers to____________________?

A. B-horizon B. C-horizon C. U-horizon D. Surface horizon...

Na and k can be determined by the use of____________________?

A. Hydrometer B. Flame photometer C. Spectrophotometer D. All the above...

The water loss through transpiration from vegetative and evaporation from soil surface is known as__________________?

A. Evaptranspiration B. Transpiration C. Evaporation D. Guttation...