Only about ________ of the kilocalories in a trophic level is passed to the next trophic level (e.g. from autotroph to primary consumer)

A) 5% B) 10% C) 15% D) 20%


B

Environmental & Atmospheric Sciences

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Glass is opaque to light with wave frequencies that

A) match its natural frequencies. B) are below its natural frequencies. C) both A and B D) none of the above

Environmental & Atmospheric Sciences

The niche of an organism is the result of many years of natural selection.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

The feeding interactions among species in a community are best described as a(n) ________

A) succession B) energy flow C) trophic cascade D) food web E) trophic level

Environmental & Atmospheric Sciences

Which zoogeographic region has the most diverse vertebrate species and the most mammalian species?

A) Oriental B) Neotropical C) Ethiopian D) Madagascar E) Palearctic

Environmental & Atmospheric Sciences