Biology - Sem 1 Final 2023-24

Front

What are the reactants of photosynthesis?

Back

Carbon dioxide and water.

Front

What is the dependent variable in the statement: 'If I put on a higher factor sunscreen, then I will burn less'?

Back

Severity of sunburn.

Front

Which part of the statement is false: 'An enzyme speeds up a chemical reaction in the cell but can only be used once'?

Back

An enzyme can only be used once.

Front

What structure contains the cell's genetic material in the form of DNA?

Back

Nucleus.

Front

Which molecule can be compared to a battery in need of recharging?

Back

ADP.

Front

What is photosynthesis?

Back

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

Front

What is the role of chlorophyll in photosynthesis?

Back

Chlorophyll absorbs light energy, primarily from the sun, to convert carbon dioxide and water into glucose.

Front

Define enzyme.

Back

A protein that acts as a catalyst to speed up chemical reactions in biological processes.

Front

What is the function of the nucleus in a cell?

Back

The nucleus houses the cell's genetic material (DNA) and controls cellular activities.

Front

What is ATP and its role in the cell?

Back

Adenosine triphosphate (ATP) is the primary energy carrier in cells, providing energy for various cellular processes.