Front

What would you expect to occur over time as ecological succession moves forward?

Back

Increases in both biomass and biodiversity.

Front

Which animal niche is filled first in ecological succession? Options: carnivore, scavenger, herbivore, apex predator.

Back

herbivore

Front

Which two processes are most responsible for forming soil at the beginning of ecological succession?

Back

Weathering and Decomposition

Front

The diagram above shows how one community of organisms replaces another until which of the following is reached?

Back

a climax community

Front

Lava from a volcano cools and becomes new, barren land. If this land is completely barren, then it would contain –

Back

only abiotic factors

Front

The diversity of animals increases alongside plants because larger plant communities provide:

• defense from attack by parasites
• more sunlight to warm the ecosystem
• more chemical energy in the food chain
• fewer places for prey animals to hide

Back

more chemical energy in the food chain

Front

What ecological factors change throughout the process of succession and allow for the formation of a forest community?

Back

The depth of the soil

Front

Which of the sequences below is listed from the least complex to the most complex? Options:

A ecosystem → community → population → organism

,

B population → organism → ecosystem → community

,

C organism → population → community → ecosystem

,

D community → ecosystem → organism → population

Back

C organism → population → community → ecosystem

Front

The temperature, amount of rainfall and mineral composition of the soil are all factors that can be used to describe -

Back

biome

Front

Order of succession shown in the figure: A, B, C, D, B, A, D, C, C, D, A, B, D, A, B, C

Back

C, D, A, B