Biology Review for S1 Finals

Front

What is the role of chlorophyll in photosynthesis?

Back

Chlorophyll absorbs light energy and converts it into chemical energy.

Front

What is the initial energy source required for photosynthesis?

Back

Sunlight.

Front

Where does photosynthesis occur in plant cells?

Back

Chloroplast.

Front

What does tRNA do during protein synthesis?

Back

tRNA delivers amino acids to form a polypeptide chain that will form a protein.

Front

What is the result of DNA replication?

Back

2 DNA molecules that each contain a strand of the original.

Front

Define photosynthesis.

Back

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

Front

What are the two main stages of photosynthesis?

Back

Light-dependent reactions and the Calvin cycle (light-independent reactions).

Front

What is the function of ribosomes in cells?

Back

Ribosomes are the sites of protein synthesis.

Front

What is the significance of the chloroplast in plant cells?

Back

Chloroplasts are the organelles where photosynthesis takes place.

Front

What is the role of sunlight in photosynthesis?

Back

Sunlight provides the energy needed to drive the photosynthesis process.