which of these is not a stage where water can stay for many years as it travels through the water cycle?
a. ice caps
b. the ocean
c. groundwater
d. surface runoff

Aplant may open end close its stomata to prevent excess water loss and maintain

The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?

Each member of a class sampled a piece of ptc testing paper. thirty people sampled the chemical. twenty persons were tasters. how many had heterozygous genes? 10 20 0-20 indeterminate