Bio SemB CBE Part 2

Front

What is primary succession?

Back

Primary succession is the process of ecological change that occurs in an area where no ecosystem previously existed, such as after a volcanic eruption.

Front

What is secondary succession?

Back

Secondary succession is the process of ecological change that occurs in an area where an ecosystem has been disturbed but soil and some organisms still exist, such as after a forest fire.

Front

What is the growth rate of secondary succession compared to primary succession?

Back

Secondary succession has a faster growth rate than primary succession because soil already exists.

Front

What are producers in an energy pyramid?

Back

Producers are organisms that create their own energy through photosynthesis, forming the base of the energy pyramid.

Front

What are the three domains of life in biology?

Back

The three domains of life are Archaea, Bacteria, and Eukarya.

Front

What is the function of root hairs in plants?

Back

Root hairs increase the surface area of roots, allowing for more efficient absorption of water and nutrients.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the soil.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem.

Front

What is a food chain?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.