Biology Midterm Review

Front

What is a dependent variable?

Back

The variable that is observed or measured at the end of an experiment.

Front

What molecule helps plants absorb light energy?

Back

Pigments.

Front

What is the independent variable in the question: 'Does being tardy impact test scores?'

Back

The time a student arrives to class.

Front

Which statement is NOT true of active transport?

Back

It moves substances from high to low concentration.

Front

What are the reactants of Photosynthesis?

Back

Carbon Dioxide + Water.

Front

What is an independent variable?

Back

The variable that is changed or controlled in an experiment to test its effects on the dependent variable.

Front

What is the role of chloroplasts in plant cells?

Back

Chloroplasts are organelles that conduct photosynthesis, absorbing sunlight and converting it into chemical energy.

Front

Define active transport.

Back

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy.

Front

What is the function of ATP in cells?

Back

ATP (adenosine triphosphate) is the primary energy carrier in cells.

Front

What is photosynthesis?

Back

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