Geography

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The notion that the traits that help a species survive and reproduce are passed along more ... Started by kodithompson	1 Replies 114 Views	Jul 14, 2018 by bfulkerson77
Which of the following layers of Earth is liquid and is responsible for producing Earth's magnetic ... Started by shofmannx20	1 Replies 183 Views	Jul 14, 2018 by courtney_bruh
The plastic region of the upper mantle extending from about 70 km beneath Earth's surface to 250 km ... Started by xroflmao	1 Replies 165 Views	Jul 14, 2018 by Natalie4ever
The proposition that no two species can occupy the same ecological niche is known as A) natural ... Started by CQXA	1 Replies 93 Views	Jul 14, 2018 by l.stuut
A(n) ________ is a homogeneous volume of air defined based on its temperature, and moisture ... Started by Haya94	1 Replies 70 Views	Jul 14, 2018 by aliotak
Mistletoe (Phoradendron spp.) infest many taxa of plants, often causing the branches of the host ... Started by biggirl4568	1 Replies 76 Views	Jul 14, 2018 by asdfghjkl;
Epiphytic plants, such as various species of orchids (Orchidaceae), grow upon another plant, using ... Started by SAVANNAHHOOPER23	1 Replies 77 Views	Jul 14, 2018 by sierrahalpin
Discuss the concept of the graded stream. Do most streams approximate a graded stream? Why or why ... Started by Melani1276	3 Replies 152 Views	Jul 14, 2018 by Alyson.hiatt@yahoo.com
Given a cP air mass and cT air mass with the same relative humidity, which air mass would have ... Started by Ebrown	1 Replies 140 Views	Jul 14, 2018 by Animal_Goddess
Which of the following matches is true? A) very cold, dry, and stable air mass = mT Pacific air ... Started by KimWrice	1 Replies 57 Views	Jul 14, 2018 by s.meritte
Which of the following is/are subcycles within the geologic cycle? A) hydrologic cycle only B) ... Started by gonzo233	1 Replies 181 Views	Jul 14, 2018 by mfedorka
Eight natural elements compose 98.5 of the Earth's crust by weight. Which of the following is not ... Started by fbq8i	1 Replies 104 Views	Jul 14, 2018 by amandalm
Describe the formation of deltas. What will be an ideal ... Started by dbose	1 Replies 91 Views	Jul 14, 2018 by softEldritch
The cones of the jack pine (Pinus banksiana) are serotinous, only opening when exposed to intense ... Started by soccerdreamer_17	1 Replies 85 Views	Jul 14, 2018 by Sassygurl126
A substance that forms an inorganic, natural compound with a specific chemical composition is called ... Started by SO00	1 Replies 90 Views	Jul 14, 2018 by k2629
Explain flood probability estimates. What will be an ideal ... Started by casperchen82	3 Replies 91 Views	Jul 14, 2018 by mcinincha279
A stable, self-sustaining assemblage of species that would exist until the next major disturbance is ... Started by rlane42	1 Replies 52 Views	Jul 14, 2018 by Leostella20
The gradual nutrient enrichment in water bodies is known as A) eutrophication. B) ... Started by ssal	1 Replies 152 Views	Jul 14, 2018 by Laurenleakan
________ is the ability of an ecosystem to recover from disturbance. A) Resilience B) ... Started by V@ndy87	1 Replies 88 Views	Jul 14, 2018 by Beatricemm
________ biodiversity in an ecosystem leads to ________ long-term stability and productivity. A) ... Started by Davideckstein7	1 Replies 112 Views	Jul 14, 2018 by Kimmy
What type of rock forms from the solidification of molten material? A) sedimentary B) igneous ... Started by rmenurse	1 Replies 119 Views	Jul 14, 2018 by scrocafella
Since life arose on Earth, ________ major extinctions have occurred. A) one B) two C) four D) six ... Started by xclash	1 Replies 193 Views	Jul 14, 2018 by vseab
The dry regions on the leeward side of a mountain is often called a (n) A) chinook. B) rain ... Started by sammy	1 Replies 107 Views	Jul 14, 2018 by fffftttt
Approximately how many plant and animal species have been identified? A) 100,000 B) 1.75 million ... Started by darbym82	3 Replies 163 Views	Jul 14, 2018 by Jossy
The record precipitation received in a single year was A) in Cambodia in Southeast Asia. B) ... Started by bobbysung	1 Replies 139 Views	Jul 14, 2018 by bdobbins