TBB7_23-24

Front

What is the cell theory?

Back

The cell theory states that: 1) All living things are made of cells, 2) The cell is the smallest unit of life, and 3) All cells come from preexisting cells.

Front

What is a prokaryotic cell?

Back

A prokaryotic cell is a simple, unicellular organism that lacks a nucleus and membrane-bound organelles, such as bacteria.

Front

What is a eukaryotic cell?

Back

A eukaryotic cell is a complex cell that contains a nucleus and membrane-bound organelles, found in organisms like plants, animals, and fungi.

Front

What is the role of the sun in an ecosystem?

Back

The sun provides radiant energy that producers (like plants) convert into chemical energy through photosynthesis.

Front

What is immigration in ecological terms?

Back

Immigration refers to the movement of individuals into a population from another area.

Front

What is emigration in ecological terms?

Back

Emigration refers to the movement of individuals out of a population to another area.

Front

What are the three parts of the cell theory?

Back

1) All living things are made of cells, 2) The cell is the smallest unit of life, 3) All cells come from preexisting cells.

Front

What is the smallest unit of life?

Back

The smallest unit of life is the cell.

Front

What is an ecosystem?

Back

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

Front

What is the energy pyramid?

Back

The energy pyramid is a graphical representation of the energy flow in an ecosystem, showing the energy available at each trophic level.