Biology S2 Unit 5 Practice

Which level of the biosphere includes both living and nonliving factors?

• individual

• ecosystem

• community

• population

Tags

NGSS.MS-LS2-3

Which items are abiotic factors of an ecosystem?

• bacteria, fungi, and soil

• plants, insects, and land

• air, water, and rocks

• autotrophs, sunlight, and wind

If an ecosystem lost a keystone species, which outcome would be expected?

• A new keystone species would replace the old keystone species.

• The oxygen supply in the ecosystem would be depleted.

• The population numbers of other species would change dramatically.

• The temperature of the ecosystem would increase.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

How did the Gulf of Mexico's dead zone form?

• All the fish and invertebrate species migrated elsewhere.

• An oil spill killed all the species there.

• Fertilizer runoff from farming caused populations of algae to grow exponentially.

• Hurricanes destroyed the coastline.

Tags

NGSS.MS-LS2-4

NGSS.MS-ESS3-4

Which biome covers the largest part of earth's surface?

• polar

• tropical rain forest

• grassland

• marine

In which biome would organisms adapted to infrequent rain be found?

• desert

• tropical rain forest

• taiga

• temperate forest

Tags

NGSS.MS-LS4-4

Which difference did scientists notice in parts of Zion National Park that had higher species diversity compared with regions with lower species diversity?

• Areas with lower diversity had higher rates of erosion.

• Areas with higher diversity had less rainfall.

• Areas with lower diversity had less rainfall.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-2

If you added decomposers to a diagram of an energy pyramid that contains producers, and primary and secondary consumers, which trophic level(s) would be affected?

• producers and primary consumers

• producers only

• all consumers

• all trophic levels

Tags

NGSS.MS-LS2-3

Which trophic level has the least amount of energy available for the next highest trophic level?

• producer

• omnivore

• secondary consumer

• decomposer

Tags

NGSS.MS-LS2-3

In the arctic energy pyramid, which trophic level has the least amount of energy available to it?

• secondary consumers

• producers

• primary consumers

• tertiary consumers

Tags

NGSS.MS-LS2-3