What is desertification - Study guides, Class notes & Summaries

Ducks Unlimited Ecology Conservation & Management Certification Review Assessment II Graded A+ Match the population factor with the corresponding description. The ability an organism has to survive in a particular environment: PHYSICAL CONDITION. The contamination of air, water or soil by substances which are harmful to wildlife: POLLUTION. The benefit of one organism at the expense of another host organism: PARASITISM. The reactions of two or more individuals seeking the same ...

Quiz # 4 Week 4 Subsaharan Africa Part 1 of 1 - 100.0/ 100.0 Points Question 1 of 25 4.0/ 4.0 Points What West African country is known for both its coffee and cocoa beans exports? A. Chad B. Equatorial Guinea C. Niger D. Ivory Coast Question 2 of 25 4.0/ 4.0 Points The Sahel, or southern margin of the Sahara desert, is prone to what environmental hazard? A. Earthquakes. B. Volcanism. C. Desertification. D. Flooding. Question 3 of 25 4.0/ 4.0 Points After independence, ________...

Africa's Environmental Issues Test Questions and Answers Why is slash and burn agriculture harmful to Africa's soil? - Answer-• It causes deforestation in the rainforest • People cut down and burn the trees as fertilizer, use up the nutrients of the soil after several years of farming the land, then move to a new part of the rainforest where they start the slash and burn cycle all over again What are 4 causes of desertification in Africa? - Answer-1. Deforestation -cutting down trees...

Nutrient flow is the natural process which provides for the cycling of chemicals between biotic and abiotic factors including water, oxygen, carbon, nitrogen and phosphorus. - Answer-True A volcano has erupted and has now cooled off to leave bare rock. Over time, lichens have colonized on the rock, breaking it down and creating soil. Soil allowed grasses and flowering plants to grow. In this example, which of these was most likely the pioneer species? - Answer-Lichens Samantha is developin...

In what year was the Clean Water and Air Act created? - 1948 According to the presentation, ecosystem management was broadened by the establishment of which of the following in 1978? - Conservation Biology Which of the following is known to cause primary succession? - Glacier movement Samantha is developing a management plan for an area suffering a significant reduction of grasses and plants which directly affects the viability of an endangered species. Her plan involves an increase of ...

Which of the following best describes a pioneer species? - The first species to colonize an area in primary succession Which of the following best describes respiration? - Intake of oxygen to convert glucose to energy Which of the following does NOT conduct nitrogen fixation? - Humans Where is the phosphorus cycle primarily conducted? - In soil and plants Which of the following is NOT a category of wetland biome? - Tropical In what year was the Clean Water and Air Act created? - 1...

UNT BIOL 1132 Final exam questions & answers 2023/2024 Alternative energy sources supply around __ % of the world's energy - ANSWER-13% What is the most abundant renewable resource? - ANSWER-Biomass conversion What is Biomass conversion? - ANSWER-burning fuelwood, municipal and industrial waste, crop residues and animal waste, and energy plantations What are energy plantations? - ANSWER-Crops used for energy production such as sugar beets, sugar cane, corn, and grains What is d...

Ducks unlimited certification review assessment 1 & 2 Actual State Exam Questions and Answers Nutrient flow is the natural process which provides for the cycling of chemicals between biotic and abiotic factors including water, oxygen, carbon, nitrogen and phosphorus. - CORRECT ANSWER- True A volcano has erupted and has now cooled off to leave bare rock. Over time, lichens have colonized on the rock, breaking it down and creating soil. Soil allowed grasses and flowering plants to gro...

IR Quiz 4 final 102 Questions with Verified Answers According to political economist Albert Hirschman, the best way to increase the influence and security of a state is to ______. - CORRECT ANSWER Make other countries economically dependent Aid that is given so that the recipient can purchase military equipment serves two main purposes: supplying the recipient with weapons and ______. - CORRECT ANSWER increasing business for arms producers in the donor country At what point in history w...

Ducks unlimited certification review assessment 1 & 2 with all questions and answers for guaranteed A+ Nutrient flow is the natural process which provides for the cycling of chemicals between biotic and abiotic factors including water, oxygen, carbon, nitrogen and phosphorus. - ANS True A volcano has erupted and has now cooled off to leave bare rock. Over time, lichens have colonized on the rock, breaking it down and creating soil. Soil allowed grasses and flowering plants to grow. In this ...