A geologist is studying sediments on land that were originally deep sea sediments. She finds the minerals zircon and garnet in the sediments, which could only come from a continental region. These sediments must be ________
A) biogenous sediment B) terrigenous sediment
C) both terrigenous and biogenous sediment D) hydrogenous sediment
B
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Brown-headed Cowbirds lay their eggs in other birds' nests, relying upon another species to raise their chicks. Although many species continue to raise the cowbird chicks, some species reject the eggs and offspring
Further, Brown-headed Cowbirds are rare inside large forests. Which of the following probably represents an adaptation in response to this cowbird threat? A) fewer breeding birds of other species rejecting cowbird chicks B) breeding birds of other species nesting in deep forests C) breeding birds of other species attracting cowbird adults to their region D) breeding birds of other species changing to a different type of bird song
The broad circulatory patterns of the major surface ocean currents are called ____
a. streamlines b. gyres c. eddies d. Rossby waves e. jet streams
Write a short essay comparing and contrasting the definitions of “mineral” and “rock.” Illustrate how these concepts
are related with specific examples. What will be an ideal response?
Island A is one square mile in area and has 100 species. Following the theory of island biogeography, how many species do you expect to find on the neighboring Island B that is ten square miles in area?
a. 200 b. 100 c. 50 d. 1000