Planet Earth
Grasslands
Forests
Populations, Communities, and Ecosystems
Desert/Tundra
100
another word for living things
What is ORGANISMS
100
3 types of grassland biomes
What is STEPPE, PRAIRIE, SAVANNA
100
type of forest biome in which the trees shed their leaves in autumn
What is DECIDUOUS
100
a major type of ecosystem with distinctive temperature, precipitation, and organisms
What is BIOME
100
frozen layer of soil in the tundra
What is PERMAFROST
200
refers to the layer of land that forms Earth's surface
What is LITHOSPHERE
200
2 main causes of the Dust Bowl in the 1930s
What is DROUGHT, POOR FARMING PRACTICES
200
three types of forest biomes
What is CONIFEROUS, DECIDUOUS, RAINFOREST
200
the number of individuals of a species that can be supported by an ecosystem
What is CARRYING CAPACITY
200
refers to animals that are active at night and sleep during the day
What is NOCTURNAL
300
the study of the interactions among living and nonliving parts of the Earth
What is ECOLOGY
300
type of tropical grassland that receives the most rainfall
What is SAVANNA
300
"tree-dwelling"; refers to organisms that spend their entire lives in trees
What is ARBOREAL
300
English economist who made observations and predictions about human population growth
What is THOMAS MALTHUS
300
plantlike organisms that are made up of a fungus and an algae
What is LICHENS
400
refers to all the parts of Earth that can support life
What is BIOSPHERE
400
sod-forming grasses are found mainly in which grassland
What is PRAIRIE
400
two limiting factors in the coniferous forest
What is HARSH WINTERS and NUTRIENT-POOR SOIL
400
limiting factors in a population the are dependent on population size
What is DENSITY-DEPENDENT FACTORS
400
causes natural desert formation
What is RAIN SHADOW EFFECT
500
3 Main Types of Rocks
What is IGNEOUS, SEDIMENTARY, METAMORPHIC
500
reason why grasses are not significantly harmed by wildfires
What is MOST OF THEIR MASS IS UNDERGROUND
500
large trunks on rainforest trees that give them support because of their shallow roots
What is BUTTRESSES
500
Succession that occurs where a disturbance eliminates most organisms but does not destroy the soil
What is SECONDARY SUCCESSION
500
rainwater moving through soil carries minerals deeper into the soil
What is LEACHING
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