Biosphere Unit Test

Rain carries soil into a nearby pond. This is an interaction between which two “spheres” of the earth?

• Hydrosphere & Atmosphere

• Atmosphere & Biosphere

• Geosphere & Hydrosphere

• Atmosphere & Geosphere

Tags

NGSS.HS-ESS2-5

The unique role a species plays in its environment is its __________________.

• community

• niche

• abiotic factor

• trophic level

• habitat

Tags

NGSS.HS-LS2-8

Many species together in one place are called ______________________.

• a niche

• a community

• a population

• mutualism

• an ecosystem

Tags

NGSS.HS-LS2-8

Which sphere of the earth is named using the Greek root meaning “ground”?

• Hydrosphere

• Atmosphere

• Biosphere

• Geosphere

Which of these is not an example of an abiotic factor?

• soil

• temperature

• bacteria

• rainfall

If the gene pool of two populations are separated, the populations may develop into a new species. This is called:

• natural selection

• speciation

• genetic separation

• interspecific competition

Tags

NGSS.HS-LS4-5

The Kaibab squirrel became its own species when a small population was isolated on the northern rim of the Grand Canyon. Which type of speciation is this?

• behavioral isolation

• mechanical isolation

• temporal isolation

• geographic isolation

Tags

NGSS.HS-LS4-5

Which of the following is NOT a density-dependent factor?

• storms

• disease

• competition

• predators

Tags

NGSS.HS-LS2-6

What causes a J curve to flatten into an S curve?

• exponential growth is beginning

• the death equals the birth rate

• logistic growth is beginning

• limiting factors affecting the population

Over-exploitation of animals is likely to cause:

• speciation

• species extinction

• interspecific competition

• behavioral isolation

Tags

NGSS.HS-LS4-5