Biomes
This biome would have a very cold temp and very little rain
tundra
A pyramid of numbers shows what?
The number of organisms at each trophic (feeding) level
The relative amount of living organic material (dry weight) is what?
biomass
Primary productivity measures what?
rate of photosynthesis
What is the largest country in the world?
Russia
Name four abiotic factors that may exist in a biome
Temperature humidity
water oxygen salinity light pH
How much energy gets transferred up to each level in an Energy Pyramid?
10%
The different populations that live together in an ecosystem?
community
How would temp. impact the rate of primary productivity
It would increase
What actor starred in the movie : A Civil Action" ?
John Travolta
This biome type contains over half of the worlds plant and animal species
Tropical rain forest
***DOUBLE JEOPARDY***
Give 2 examples of how energy is used/lost through metabolic heat
Cellular Respiration, Excretion, Digestion, Maintaining Body temperature
An organism whose individuals breed to produce offspring
species
Name a terrestrial biome where primary productivity would be extremely low
desert or tundra
Who was the first person to walk on the moon
Neil Armstrong
***DOUBLE JEOPARDY***
These two abiotic factors determine the distribution of biomes
temp/precipitation
Explain an inverted pyramid of biomass. Be specific.
The least amount of biomass is at the bottom trophic level, and it increases at each trophic level going up
Define niche
role an organism plays in the habitat
What does a food web show?
The feeding connections between organisms within an ecosytem
What are the 2 outermost colors on the upper and lower ends of a rainbow
Red and violet
This type of terrestrial biome would be considered the least fragile
rainforest
Explain one reason why you could have an distorted pyramid of numbers.
1. The organism is able to populate very quickly to replenish the levels population
2. The organism is very large
Define ecosystem
community of organisms in an area and the interactions with the abiotic factors.
***DOUBLE JEOPARDY***
What trophic level makes up the apex predator(s)
5th
What is the longest bone in the human body?
Femur