Ecosystems
Biodiversity
Populations
Earth Systems
Random
100
What is the temperature like in a biome at 30-60 degrees latitude?
a) cold winters, cold summers
b) warm winters, warm summers
c) cold winters, warm summers
d) warm winters, cold summers
c) cold winters, warm summers
100
Which of the following is a result of major environmental disturbances?
a) weather fluctuations
b) species loss
c) population growth
d) forest fires
b) species loss
100
What would most likely happen to the rabbit population if there were an increase in wolves in the ecosystem?
die-off
100
What direction is the wind blowing at 0-30 degrees latitude?
a) east to west
b) west to east
c) north to south
d) south to north
a) east to west
100
The GPP of the grass is 17kcal/m^2/yr. Respiration is 15kcal/m^2/yr. Calculate NPP.
2kcal/m^2/yr
200
If only 10% of an organism’s energy gets transferred to the next trophic level, where does the other 90% go?
What is heat?
200
Why are there fewer fish in the "zone of stress?"
The zone of stress is outside of the fish's optimal range.
200
Which of the following is NOT a trait of K-selected species?
a) rapid reproduction
b) large body size
c) long lifespans
d) late maturity
a) rapid reproduction
200
What direction do currents in the southern hemisphere move?
counterclockwise
200
Explain the difference between a food web and a food chain.
A web involves multiple organisms for each trophic level and can be used to represent more complex relationships than food chains.
300
Identify the biome
What is a Tundra?
300
Why does Earth's climate vary season to season?
Earth's tilt and Earth's constant orbit around the sun
300
Are specialists of generalists more prone to extinction?
specialists
300
How does the sun affect air circulation from 30-60 degrees latitude?
uneven heating causes cold air to sink
300
The part of the Earth that the Sun reaches the most
What is the equator?
400
Calculate the biomass of a secondary consumer in an ecosystem where the producer has a biomass of 4,000kg.
40kg
400
Higher species diversity results in...
higher ecosystem resilience
400
What makes r-selected species better at being invasive than K-selected species?
rapid reproduction
400
What convection cell would be present at 60-90 degrees latitude?
polar cell
400
The biome with tall grasses, two distinct seasons, hot all year round, and receives adequate rainfall for the grass, but less than 50 inches annually
What is a savanna?
500
What can biome charts predict?
Where on Earth are biomes found?
500
How can global warming impact a species in terms of its range of tolerance?
The species begins to shift to the zone of stress of the zone of intolerance.
500
The deer population reproduces mostly in the spring season. The population grows rapidly at first, but then competition for resources increases, and the population starts to decline. This is known as...
die-off
500
true or false: cold air holds more moisture than warm air.
false
500
Lichens were the first organisms in an ecosystem. This makes lichens a blank species.
pioneer species