What are the three basic trophic levels
What is "Producers, Consumers, Decomposers"
What is the simplest cycle we covered in this class?
What is "Oxygen Cycle"
A group of individuals of the same species living and interbreeding within a specific space best describes what?
What is "Population"
What type of countries contribute to the majority of the world's population?
What is "Low Developed Countries"
*6.35 billion people in LDC's
What is the "power house" of the cell
What is "Mitochondria"
Carbon Dioxide, Water, and ATP are the products of which reaction?
What is "Cellular Respiration"
Hydrocarbon + Oxidant -> Energy (Heat) + Carbon + Water describes what reaction?
What is "Combustion Reaction"
Lake Victoria is an example of a _______ ecosystem.
What is "Stable"
*This was the lake where the Nile perch were introduced and 400 different fish species diminished down to 1.
What is the first solution to limiting our growth rate?
What is "Family Planning Programs"
4 different kinds:
a) contraception
b) abortion
c) sterilization
d) education
Term used to describe the point in which clouds form in the atmosphere.
What is "saturation point"
Adding a producer to an ecosystem resulting in change is typically known as what?
What is "Bottom-Up Effect"
*This producer may also be referred to as a keystone producer.
A keystone predator would be a predator added to an ecosystem that results in change. This is also described as a "Top-Down Effect".
Draw a simple Carbon Cycle.
Competition that results in the death of a species is known as what?
What is "competition exclusion"
What is the number one driver making the planet warmer?
What is "Carbon Dioxide"
What is the Earth's atmosphere comprised of? (expressed in percentages)
What is "Nitrogen -78%, Oxygen -21%, Carbon Dioxide - less then 1%.
What two things do all ecosystems do?
What is "Transfer Energy and Cycle Matter"
Ammonia -> converted into nitrites (via oxidation) -> converted into nitrates (via oxidation) -> absorbed by plants best describes what stage in the nitrogen cycle?
What is "Nitrification"
What is the greatest limiting factor to mammals?
What is "Loss of habitat"
All ecosystems will follow ________ pattern if there is no limit to growth.
What is "Reindeer of St. Mathews Island"
What is the "invisible tragedy"
What is "lack of food supply"
*more than 100, 000 people die per day due to lack of food and lack of nutrients in diet.
Why can reversed pyramids of biomass be sustained in a marine ecosystem?
What is "High reproductive rates in producer/lower levels"
*This is made possible because the producer's in the ecosystem are capable of reproducing rapidly
What are the five factors effecting evaporation?
What is "Concentration, Temperature, Air Pressure, Airflow, Surface Area"
List three abiotic population limiting factors.
What is:
a) Water
b) Atmosphere
c) Temperature
d) Soil
e) Sunlight
f) Wind
g) Pollution
How much warmer will the earth become if we decide to make a positive change?
a) 2 degrees
b) 4 degrees
c) 6 degrees
d) 7 degrees
What is "a"
* 2 degrees - why is this still a concern?
More Developed Countries (MDC's) make up approximately 15% of the Earth's population. Knowing this, how much of the Earth's energy and minerals does this 15% use?
a) 50%
b) 60%
c) 70%
d) 80%
What is "C, 70%"
*Ex.
India = 18% of population and use 5% of energy
Canada = .5% of population and use 4% of energy