Which of the following would be called parent material for soil?
a. concrete poured on top of soil
b. drainage engineered through soil
c. organic and inorganic material in which soil forms
d. ponds and streams
c. organic and inorganic material in which soil forms
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Which choice describes a biological population?
A) A bird, a lizard, and an insect in a cage at a zoo B) An all-male army C) People living in an apartment building D) Pebbles on a beach
If the turkey population were removed from this ecosystem, how would the ecosystem be affected?
A) The fox that consumed the turkeys would need to find another food source. B) The entire food web would crumble and all organisms would die off. C) There would be no change to the structure of the food web. D) The insects eaten by the turkeys would die off
___________, such as sea stars, are invertebrate members of the deuterostome lineage.
Fill in the blank(s) with the appropriate word(s).
The _____________, a layer of the endometrium, is shed during each menstruation and is then regenerated by the ____________.
a -stratum functionalis; myometrium b -myometrium; perimetrium c -stratum functionalis; stratum basalis d -stratum basalis; stratum functionalis