Welcome!The Topic For Today Is…

Your TopicScience of Biology

The Biosphere Biomes Populations Humans in the Biosphere

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Bonus Question: 5000 pts

Topic 1: 200• Question:• Science differs from other disciplines, such as

history and the arts, because science relies on Answer

• Theories

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Topic 1: 400• Answer:• Data• Questions• Measurements made while observing a plant

grow 3 cm over a two-week period are called

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Topic 1: 600• Question:• Based on your observations, you suggest that

the presence of water could accelerate the growth of aloe vera plants. This is

• Answer• A hypothesis

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Topic 1: 800• Question:• How many meters are in 3.4 km? • Answer• 3400 meters

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Topic 1: 1000• Question:• An experiment in which only one variable is

changed is a(an) experiment. • Answer• Controlled Experiment

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Topic 2: 200• Answer:• Web• Questions• All the interconnected feeding relationships in

an ecosystem make up a food ______

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Topic 2: 400• Question:• The total amount of living tissue within a given

trophic level is called the _______• Answer• Biomass

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Topic 2: 600• Question:• What animals eat both producers and

consumers? • Answer• Omnivores

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Topic 2: 800• Question:• Animals that get energy by eating the

carcasses of other animals that have been killed by predators or have died of natural causes are called _______

• Answer• Scavangers

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Topic 2: 1000• Question:• Give an example of how the biotic factors in

an ecosystem can affect the abiotic factors. Answer

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Topic 3: 200• Question:• . In which location would you find plants that

grow year round? Mexico City or Kansas City?• Answer• Mexico City

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Topic 3: 400• Question:• natural situation in which atmospheric gases

trap heat inside Earth’s atmosphere • Answer• Greenhouse Effect

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Topic 3: 600• Question:• the average yearly condition of temperature

and precipitation in a region• Answer• Climate

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Topic 3: 800• Question:• interaction in which an organism feeds on a

primary producer• Answer• Herbivore

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Topic 3: 1000• Question:• What biome makes up Metro-Chicago area?• Answer• Temperate Grassland

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Topic 4: 200• Question:• Give an example of a limiting factor.• Answer• Food, water, weather, etc.

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Topic 4: 400• Question:• A graph showing logistic growth uses what

kind of curve?• Answer• S-curve

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Topic 4: 600• Question:• If one population of pine trees consists of 25

trees in 5 square kilometers and another population consists of 25 trees in 2 square kilometers, which population has the higher density?

• Answer• 25 trees in 2 square kilometers

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Topic 4: 800• Question:• In 1990 40 zebras were born and 15 died at

the Lincoln Park Zoo. In 1995 55 zebras were born and 22 died. Which year had the largest growth rate and what was the growth rate?

• Answer• 1995 the growth rate was 33 zebras

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Topic 4: 1000• Question:• Explain how predator and prey populations

limit each other’s growth rates. • Answer• When the prey population increases so does

the predator population (more food), when the prey population decreases (predators are eating the prey) so does the predator population (starvation)Back

Topic 5: 200• Question:• What caused the 1930s Dust Bowl in the Great

Plains?• Answer• Soil Erosion

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Topic 5: 400• Question:• What is the gray-brown haze often found over

large cities?• Answer• Smog

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Topic 5: 600• Question:• What happens to the concentration of DDT as

it moves up the tropic levels in food chains or food webs?

• Answer• The concentration of DDT increases

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Topic 5: 800• Question:• What is it called when farming, overgrazing,

climate change, and/or seasonal drought change farmland into land that cannot support plant life?

• Answer• desertification

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Topic 5: 1000• Question:• How can farmers reduce soil erosion? • Answer• Plowing and tilling their land

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Bonus Question: 5000 pts.

• Question:• How would you determine whether

something is living or nonliving? List 3 factors• Answer• …• 1. Able to grow and develop, 2. response to

environment, 3. able to reproduce

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Daily Double

The Winner Of The Last RoundWrite Down How Much Money

You Are Willing To RiskIf You get the Question write you win that money

If you get it wrong you Loss the money!

Daily Double

The Winner Of The Last RoundWrite Down How Much Money

You Are Willing To RiskIf You get the Question write you win that money

If you get it wrong you Loss the money!