Primary production is generally highest in
A. wetlands.
B. temperate forests.
C. tundra.
D. desert.
E. tropical oceans.
Answer: A
You might also like to view...
In the context of recombinant DNA technology, what is meant by the term vector?
What will be an ideal response?
Which component of the following reaction is the enzyme? sucrose + sucrase + water ? sucrase + glucose + fructose
A) sucrose B) sucrase C) glucose D) fructose
Carrageenan is found in the cell walls of which group of algae?
a. red algae b. green algae c. dino?agellates d. yellow-green algae
Some flowers have distinctive patterns that only reflect ultraviolet light and therefore are invisible to humans. Which statement about such markings is not correct?
A. Flowers with ultraviolet patterns usually appear yellow or orange to humans. B. Carotenoid pigments are responsible for the ultraviolet patterns. C. The ultraviolet patterns are highly visible and attractive to bees. D. The ultraviolet patterns repel birds and bats from the flowers. E. The ultraviolet patterns often form a conspicuous central bull's eye or identify the best landing sites.