Biology Midterm Review Spring '25

Front

What is denitrification?

Back

Denitrification is the process that converts fixed nitrogen compounds into nitrogen gas, returning nitrogen to the atmosphere.

Front

What is the smallest unit of life that can carry out all life functions?

Back

The smallest unit of life that can carry out all life functions is the cell.

Front

Through which plant cells does water move by capillary action?

Back

Water moves by capillary action through xylem cells.

Front

What is a prokaryotic cell?

Back

A prokaryotic cell is a type of cell that does not contain a nucleus or any other membrane-bound organelles.

Front

What is an autotroph?

Back

An autotroph is an organism that manufactures its own food using energy from the sun or from chemical compounds.

Front

What is the function of mitochondria?

Back

Mitochondria are the organelles responsible for producing energy (ATP) through cellular respiration.

Front

What is the role of chloroplasts in plant cells?

Back

Chloroplasts are organelles that conduct photosynthesis, converting light energy into chemical energy.

Front

What is the difference between a prokaryotic and eukaryotic cell?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have both.

Front

What is the function of the cell membrane?

Back

The cell membrane regulates what enters and exits the cell, providing protection and support.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.