Plants can generally absorb and make use of nitrogen in the form of
a. NO3
? only.
b. both NO3
? and NH4
+.
c. NH4
+ only.
d. N2 only.
e. both N2 and NH4
+.
B
You might also like to view...
List several differences between insects and spiders.
What will be an ideal response?
The hierarchical nature of cellular structure is accurately illustrated in which of the following lists of substances (from smallest to largest)?
A) nucleotides, chromosome, DNA, nucleus, cell B) cellulose, glucose, cell wall, cell C) nucleotides, nucleus, DNA, chromosome, cell D) nucleotides, DNA, chromosome, nucleus, cell E) protein, membrane, amino acids, chloroplast, cell
The study of the spatial arrangement of elements in communities and ecosystems is known as
A. landscape ecology. B. community ecology. C. population ecology. D. ecosystem ecology. E. global ecology.
Two glucose molecules are combined to make a maltose molecule. What is the chemical formula for maltose?
A) C3H6O3 B) C6H12O6 C) C12H24O12 D) C12H22O11 E) C12H23O10