Question

please answer this questions fast

Answer 1

4.from soil the plants acquire the nutrients like nitrogenand hydrogen.
5.Verms/germs are used for the preparation of vermicomposting.
Sorry dude Idont know 6th one

Answer 2

4.Plants acquire nitrogen from the soil by by absorption through their roots as amino acids, ammonium ions, nitrite ions or nitrate ions. Hydrogen is obtained by splitting of water molecules into hydrogen and oxygen during photosynthesis byplants.

5.The earthworm species (or composting worms) most often used are red wigglers (Eisenia fetida or Eisenia andrei), though European nightcrawlers (Eisenia hortensis or Dendrobaena veneta) could also be used.

6.Desirable agronomiccharacteristics are:
(i) Tallness andprofuse branching are desirable characters for fodder crops.
(ii)Dwarfness is desired in cereals, so that less nutrients are consumed by these crops.

hope this helps u