If an air parcel is given a small push upward and it continues to move upward on its own accord,
the atmosphere is said to be:
a. stable.
b. unstable.
c. buoyant.
d. dynamic
b
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Which of the following molecules would contain a dipole?
A. Cl-Cl B. H-F C. H-H D. F-F E. all of the above
Why are phytoplankton vital for life on Earth to thrive? How many categories of phytoplankton are
there? What will be an ideal response?
The overlapping area between two major plant-dominated ecosystems is:
a. an ecotone where elements of both ecosystems intermingle b. a corridor separating the two ecosystems c. a patch with elements of both ecosystems d. a region with negative ecological optimum
The Indian monsoon is associated with:
a. dry summers and wet winters b. wet conditions throughout the entire year. c. dry conditions throughout the entire year. d. wet summers and dry winters