APES Review #3: Ecological Relationships & Biomes

The graph below shows the results obtained when two species of Paramecium were grown together in the same medium. The graph best exemplifies

• competitive exclusion

• demographic transition

• resource partitioning

• sustained logarithmic growth

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Look at the graph (click on it to enlarge). Which of the following best describes the change in the elk population since the introduction of wolves into Yellowstone in 1995?

• The elk population steadily increased in numbers.

• The elk population steadily decreased in numbers.

• The elk population remained stable, experiencing little changes.

• The elk population reached carrying capacity and experienced overshoot.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Five different species of birds live in the same species of conifer trees, in different areas in the same tree. Which of the following best explains why the different species can all have habitats in the same trees?

• Competitive exclusion

• Predator-prey relationships

• Resource partitioning

• Mutualism

Exemplified by moss growing on a tree trunk in a forest

• Predation

• Parasitism

• Mutualism

• Competition

• Commensalism

Exemplified by starlings (a bird species) displacing (kicking out) bluebirds from nesting sites

• Mutualism

• Competition

• Commensalism

• Parasitism

• Predation

Exemplified by ticks feeding on a deer

• Mutualism

• Competition

• Commensalism

• Parasitism

• Predation

Which of the following best describes a symbiotic relationship?

• Intestinal bacteria inhabit the gut of humans.

• Mountain lions feed on white-tailed deer.

• Marsupial animals carry their young in a pouch.

Tags

NGSS.MS-LS2-2

This biome contains plants that are adapted to prevent water loss due to the low average rainfall and high temperatures year-round.

• Savanna

• Boreal forest

• Tropical rain forest

• Desert

Which of the following is true of aquatic biomes?

• • Freshwater and marine biomes are evenly distributed on Earth.

• • Freshwater biomes are a vital source of drinking water.

• • Freshwater biomes supply a greater portion of Earth’s oxygen than marine biomes.

• • Marine biomes include streams, rivers, ponds, and lakes.

Tags

NGSS.MS-ESS2-4

This biome has the highest net primary productivity, in part because of consistently warm temperatures and abundant sunlight.

• Temperate grassland

• Taiga

• Tropical rainforest

• Tundra

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3