Which lists the parts that make up the biosphere, from smallest to largest?(1 point)
Responses
organism, population, ecosystem, community, biome
organism, population, ecosystem, community, biome
biome, ecosystem, community, population, organism
biome, ecosystem, community, population, organism
population, organism, community, ecosystem, biome
population, organism, community, ecosystem, biome
organism, population, community, ecosystem, biome
9 answers
organism, population, community, ecosystem, biome
Why are most plants that grow in the tundra small with thin, wax-covered leaves?(1 point)
Responses
The plants need to be able to grow in the moist, humid air.
The plants need to be able to grow in the moist, humid air.
The plants need to survive the year-round dry conditions.
The plants need to survive the year-round dry conditions.
The plants need to be able to grow in sandy soil.
The plants need to be able to grow in sandy soil.
The plants need to survive the hot temperatures in the summer.
Responses
The plants need to be able to grow in the moist, humid air.
The plants need to be able to grow in the moist, humid air.
The plants need to survive the year-round dry conditions.
The plants need to survive the year-round dry conditions.
The plants need to be able to grow in sandy soil.
The plants need to be able to grow in sandy soil.
The plants need to survive the hot temperatures in the summer.
The plants need to survive the year-round dry conditions.
Which of the following is a common pioneer species?(1 point)
Responses
deer
deer
mouse
mouse
moss
moss
oak tree
Responses
deer
deer
mouse
mouse
moss
moss
oak tree
moss
In which situation will primary succession most likely occur?(1 point)
Responses
A small pond dries up, leaving behind moist soil.
A small pond dries up, leaving behind moist soil.
Trees in a forest ecosystem are cut down for logging.
Trees in a forest ecosystem are cut down for logging.
A disease kills off most of the plant species in an ecosystem.
A disease kills off most of the plant species in an ecosystem.
Sheets of ice that once covered an area melt away, exposing a layer of rock.
Sheets of ice that once covered an area melt away, exposing a layer of rock.
Responses
A small pond dries up, leaving behind moist soil.
A small pond dries up, leaving behind moist soil.
Trees in a forest ecosystem are cut down for logging.
Trees in a forest ecosystem are cut down for logging.
A disease kills off most of the plant species in an ecosystem.
A disease kills off most of the plant species in an ecosystem.
Sheets of ice that once covered an area melt away, exposing a layer of rock.
Sheets of ice that once covered an area melt away, exposing a layer of rock.
Sheets of ice that once covered an area melt away, exposing a layer of rock.
Which statement describes a difference between primary and secondary succession?(1 point)
Responses
Secondary succession supports a more limited number of organisms than primary succession.
Secondary succession supports a more limited number of organisms than primary succession.
Primary succession can more easily be observed than secondary succession.
Primary succession can more easily be observed than secondary succession.
Primary succession supports a greater variety of organisms than secondary succession.
Primary succession supports a greater variety of organisms than secondary succession.
Secondary succession occurs over a shorter time period than primary succession.
Responses
Secondary succession supports a more limited number of organisms than primary succession.
Secondary succession supports a more limited number of organisms than primary succession.
Primary succession can more easily be observed than secondary succession.
Primary succession can more easily be observed than secondary succession.
Primary succession supports a greater variety of organisms than secondary succession.
Primary succession supports a greater variety of organisms than secondary succession.
Secondary succession occurs over a shorter time period than primary succession.
Secondary succession supports a more limited number of organisms than primary succession.
1 answer