Life Science Ch.22

Which are usually shallow and filled with an abundance of plant and animal life?

• ponds

• oceans

• rivers

• lakes

Tags

NGSS.MS-LS2-2

In which water ecosystem does salt water and freshwater mix?

• estuary

• lake

• pond

• river

Tags

NGSS.MS-ESS2-4

Loons like cooler temperatures and lakes and ponds. Which area of the United States would be a good place to see loons?

• Arizona

• California

• Minnesota

• Florida

How is an ecosystem related to a biome?

• There is no difference between a biome and an ecosystem.

• Ecosystems are divisions of biomes with various species of plants and animals.

• Biomes are divisions of ecosystems with all the same kinds of plants.

• Man can destroy and ecosystem, but the biome will remain the same.

Which biome has permafrost?

• taiga

• tundra

• desert

• tropical rain forest

Prairie, savanna, and meadow are other names for which biome?

• taiga

• tundra

• desert

• grassland

How do fertilizers used on farms speed up pond succession?

• by adding dissolved oxygen to the water

• by adding nutrients to the water causing faster growth of plants

• by causing fish to produce a greater number of offspring

• by removing oxygen from the water

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS1-5

What is a pioneer species?

• the last species to evolve

• the first species to evolve

• the first species that colonize new or undisturbed land

• the first species that can be used for food for humans

After a house is torn down, the land it stood on begins to have grass and weeds. What is this an example of?

• eutrophication

• climax community

• secondary succession

• primary succession

What evidence is there that figure B shows the climax community in this example of succession?

• The sky is a darker color.

• There are dead trees in the forest, but new trees are growing, so the forest community is stable.

• There are more trees in figure A than in figure A.

• There are more pines and other evergreen trees.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4