Geography

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The practice of repeatedly planting huge acreages of land in a single crop, such as wheat, ________ ... Started by natalie2426	1 Replies 96 Views	Oct 28, 2020 by Leostella20
The net dry weight of organic matter that feeds a food chain is Started by neverstopbelieb	1 Replies 19 Views	Oct 28, 2020 by emily12345
The landscape on the fresh lava flows from the Kilauea volcano Started by FButt	1 Replies 34 Views	Oct 28, 2020 by brittanywood
The interacting populations of living animals and plants in an area form a convenient subdivision in ... Started by Lisaclaire	1 Replies 43 Views	Oct 28, 2020 by blazinlyss
The greatest pool of carbon on Earth resides in Started by Mr3Hunna	1 Replies 20 Views	Oct 28, 2020 by pami445
The fact that no two organisms can occupy the same niche successfully in a stable community is a ... Started by skymedlock	1 Replies 50 Views	Oct 28, 2020 by lorealeza
The break-even point between the production and consumption of organic material within a plant is termed the Started by Mr. Wonderful	1 Replies 34 Views	Oct 28, 2020 by tkempin
Plants on the floor of a rain forest often have very dark-green leaves. This coloration is due to ... Started by madam-professor	1 Replies 23 Views	Oct 28, 2020 by ghepp
Loss of phytoplankton in the ocean would constitute a/an ________ effect on the marine ecosystem ... Started by madam-professor	1 Replies 60 Views	Oct 28, 2020 by strudel15
In the tropical rain forests of South America, a species of frog lives its life cycle in small ... Started by kshipps	1 Replies 31 Views	Oct 28, 2020 by sierrahalpin
In the Northern Hemisphere midlatitudes, north-facing slopes tend to be ________ vegetated than ... Started by evelyn o bentley	1 Replies 54 Views	Oct 28, 2020 by Missbam101
In nature, approximately ________ of the calories in plant matter survive from the primary to the ... Started by Caiter2013	1 Replies 32 Views	Oct 28, 2020 by daiying98
If a lava flow completely destroys pre-existing plant communities, what type of succession will occur first? Started by javeds	1 Replies 92 Views	Oct 28, 2020 by akemokai
Given the way in which humans are altering the environment, destroying species, using resources, and ... Started by FButt	1 Replies 26 Views	Oct 28, 2020 by flexer1n1
Elephants in the savanna regions of Africa dig holes in dried up river beds to reach water lying ... Started by RYAN BANYAN	1 Replies 32 Views	Oct 28, 2020 by jaymee143
Cow birds often land on the backs of cows and pick off ticks and other creatures that feed on the ... Started by Anajune7	1 Replies 47 Views	Oct 28, 2020 by bd5255
Carbon dioxide is produced by all of the followingexcept Started by luvbio	1 Replies 27 Views	Oct 28, 2020 by bhavsar
As the rain forest is cleared, the amount of ________ available for organisms to live in is ... Started by imanialler	1 Replies 33 Views	Oct 28, 2020 by cam1229
An observed result of climate change is Started by Caiter2013	1 Replies 96 Views	Oct 28, 2020 by chem1s3
Much of desertification is due to human actions. Started by jasdeep_brar	1 Replies 30 Views	Oct 28, 2020 by bitingbit
Irrigation runoff can sometimes kill wildlife. Started by craiczarry	1 Replies 28 Views	Oct 28, 2020 by yeungji
Irrigated land accounts for only about4 percentof the world's food harvests. Started by littleanan	1 Replies 46 Views	Oct 28, 2020 by josephsuarez
Generally speaking, a high cation exchange capacity indicates good soil fertility. Started by c0205847	1 Replies 49 Views	Oct 28, 2020 by deja
A dark colored soil is usually rich in organic matter. Started by serike	1 Replies 54 Views	Oct 28, 2020 by lauravaras
White to pale hues in soils are generally associated with Started by Ebrown	1 Replies 23 Views	Oct 28, 2020 by morganmarie791