Answer:
C, Cubic feet
Explanation:
Fertiliser should be applied as cubic feet. This allows more precise control over the area of soil. Most notably the soil is not a 2 dimensional surface but a 3 dimensional one that extends below the earth. Although the student is pouring the fertilizer on top of the earth its is spreading in a length width and height. This should be accounted for when amount is being calculated.
Answer:
the ultimate source of energy is our sun
Explanation:
the plant absorbs the sun rays and turns it into its own food
I don't know what the second one is, sorry
Functions of cell surface Receptors .
most ligands responsible for cell-cell signaling ( including neurotransmitters, peptide, hormones, and growth factors) bind to receptors on the surface of their target cells.
Answer:
No B is the answer....................