Put the following stages of secondary succession in the proper order
A. asters and broomsedges
B. crabgrass
C. hardwood trees
D. horseweed
E. pine seedlings
F. ragweed
G. shrubs
1. first event
2. second event
3. third event
4. fourth event
5. fifth event
6. sixth event
7. seventh event
ANS:1.
B
2. D
3. F
4. A
5. G
6. E
7. C
You might also like to view...
Blood cultures are drawn on a patient suspected of having a fungemia. Positive cultures reveal the presence of chlamydoconidia on cornmeal agar. In addition, the yeast is germ tube positive. The most likely identification of the fungal agent is:
a. C. glabrata. b. C. tropicalis. c. C. neoformans. d. C. albicans.
Fungi ________.
A. produce chlorophyll under aerobic conditions and are prokaryotes or eukaryotes, depending on the species B. produce chlorophyll under aerobic conditions C. are prokaryotes or eukaryotes, depending on the species D. are eukaryotic organisms
The breast muscle of turkeys and chickens is usually referred to as light meat, whereas that of wild ducks and geese is described as dark meat. Which of the following is consistent with this observation?
A. Turkeys and chickens are not closely related to ducks and geese. B. Turkeys and chickens do not use their breast muscle, ducks and geese do. C. Turkeys and chickens do not fly for sustained periods, whereas wild ducks and geese do. D. The muscles of ducks and geese do not contain myosins. E. The darker body color of ducks and geese provides protective camouflage against predators.
Microbes that live on the surface of plants are called ________ .
Fill in the blank(s) with the appropriate word(s).