Nitrogen, in useful form for cells, is made available to plants
A. through their stomata.
B. through their leaves.
C. through their roots.
D. through their roots and leaves.
E. through their stomata and leaves.
Ans: C. through their roots.
You might also like to view...
Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?
What will be an ideal response?
Allopatric speciation requires
a. accelerated gene flow. b. physical separation. c. physical diversity. d. behavioral diversity. e. all of these.
Refer to Figure 5-1. Which of the following statements about the red blood cells in Figure A is true?
a. There has been no net water movement.
b. There has been a net flow of water out of the cell.
c. There has been a net flow of water into the cell.
d. Pinocytosis has occurred.
e. Plasmolysis has occurred.
Mammal-like reptiles arose during which time period?
a. Triassic period b. Cambrian period c. Devonian period d. Cretaceous period e. Carboniferous period