What are nodes?
What will be an ideal response?
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In the diagram below, the population growth rate begins to decline after reaching the inflection point most likely because
A) a new keystone predator has been introduced to the ecosystem.
B) the ecosystem's limited resources begin to have an impact on the population.
C) the species in the ecosystem evolve from being K-selected to being r-selected.
D) a catastrophic event, such as a flood or earthquake, disrupts the ecosystem.
Life as we know it could not exist without ____________________ in the stratosphere
Fill in the blanks with correct word
Which is a form of subsistence agriculture?
A) shifting cultivation B) mixed farming with livestock C) prairie cereal farming D) plantation farming
What is a major difference between capitalist societies and noncapitalist ones?
A) Cities in noncapitalist societies were often huge, but shrank when they became capitalist. B) Capitalism rewards innovation, change, and risk taking. C) Non-capitalist societies reward innovation, change, and risk taking. D) Markets exist. E) Slavery was common in capitalist societies, but not in noncapitalist ones.