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Jeopardy Rules. Teams: Raise your hand to be called upon. Each team takes turns, alternating between teams. The same person can not answer twice in a row. Everyone keeps their own score on the score sheet provided. Click on the Star at the bottom right corner for Double Jeopardy.
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Jeopardy Rules Teams: Raise your hand to be called upon. Each team takes turns, alternating between teams. The same person can not answer twice in a row. Everyone keeps their own score on the scoresheet provided. Click on the Star at the bottom right corner for Double Jeopardy.
Ecology Populations Global Warming Soil Parks, Agri-Forest- Fish Human Interactions $100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500
Only 10% of the usable energy is transferred because usable energy lost as heat (2nd law), not all biomass is digested & absorbed, predators expend energy to catch prey .
Energy flow in food webs: Trophic levels • Keystone Species • Indicator Species
A large distinct terrestrial region having similar climate, soil, plants & animals. Name 4 out of the 8
Three Forms of Symbiosis and the form shown below
Mutualism Mutualism , Commensalism, Parasitism
Development of communities in a lifeless area not previously inhabited by life (lava) & Life progresses where soil remains (clear cut forest, fire)
Carrying Capacity Limiting Factors Overshoot Exponential Growth
Strategist: that reproduce early, many small unprotected offspring.
R strategist: Insects, fish, frogs Short lives High bio potential High reproductive rate Rely on instinct K strategist: Elephants, humans, cougar Low biotic potential Rely on learning Long gestation Lower population growth
1. 1st & 2nd most populated countries: 2. World Population: 3. US Population: 4. Most important thing affecting population growth. Answer any 3 of the 4 above.
1. China & India2. 6 . 5 Billion 3. 300 Million 4. Low status of woman * Rule of 70 70 divided by the percent growth rate Ex: 70/2%=35 years
Name any 3 of the 4 below. 1. 2. 3. 4
Preindustrial : Transitional : Industrial :. Postindustrial :
(Examples: H2O, CO2, O3, methane (CH4), Nitous oxide (NO2) & CFC’s) (EFFECT: they trap outgoing infrared (heat) energy causing earth to warm 31
The two major productions of CO2 ( Green House Gas) 32
Industry & Transportation Carbon oxides: (Source: auto exhaust, incomplete combustion) (Effects: CO binds to hemoglobin reducing bloods ability to carry O2. CO2 contributes to global warming) (Reduction: catalytic converter, emission testing, oxygenated fuel, mass transit) 33
Rising sea level (thermal expansion), extreme weather, droughts (famine), extinctions, melting of the polar ice caps.
Daily Double!!
# 1 Carbonate Rocks (sediments) # 2 Oceans
Protocals:1. Controlling global warming by setting greenhouse gas emissions targets for developed countries2. Phase out of ozone deleting substances
Kyoto , Japan & Montreal, Canada CFC”S Global Warming
LOAM By particle size- smallest to largest. (Clay-Silt-Sand)
In arid regions, water evaporates leaving salts behind.&Degradation of land in arid and dry sub-humid areas, resulting primarily from anthropogenic , natural activities and influenced by climatic variations.
Salinization Desertification Water logging
Solutions to soil problems: Name 3 ways to prevent soil degradation.
Conservation tillage, Crop rotation, Cover Crops Contour plowing,Terracing, Wind Breaks, Alley Cropping , Organic fertilizers
Soil Profile Name the profile layers below.
Leaf Litter Top Soil / Humus Subsoil Bedrock/ Parent Material
TWO- Parts Part 1- ___________ Revolution usually refers to the transformation of agriculture that began in 1945. Part 2. One of the two acts created to prevent soil degradation.
Green Revolution 1935 Soil Erosion Act1977 Soil & Water Conservation Act