Photosynthesis Concepts (Retake)

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants, algae, and some bacteria convert light energy, usually from the sun, into chemical energy in the form of glucose, using carbon dioxide and water.

Front

What are the main products of photosynthesis?

Back

The main products of photosynthesis are glucose (C6H12O6) and oxygen (O2).

Front

What role does chlorophyll play in photosynthesis?

Back

Chlorophyll is the primary pigment in plants that absorbs light energy, primarily from the blue and red wavelengths, and is essential for the photosynthesis process.

Front

What is the significance of stomata in plants?

Back

Stomata are tiny pores on the surface of leaves that allow for gas exchange; they enable carbon dioxide to enter the leaf and oxygen to exit.

Front

How does light intensity affect the rate of photosynthesis?

Back

As light intensity increases, the rate of photosynthesis also increases, up to a certain point where it may plateau.

Front

What is the chemical equation for photosynthesis?

Back

6CO2 + 6H2O -> C6H12O6 + 6O2.

Front

What factors can limit the rate of photosynthesis?

Back

Factors that can limit the rate of photosynthesis include light intensity, carbon dioxide concentration, and temperature.

Front

What is the role of water in photosynthesis?

Back

Water is a reactant in photosynthesis; it provides electrons and protons needed for the formation of glucose and oxygen.

Front

What is the difference between aerobic and anaerobic respiration in plants?

Back

Aerobic respiration requires oxygen and produces more energy, while anaerobic respiration occurs without oxygen and produces less energy.

Front

What is the role of sunlight in photosynthesis?

Back

Sunlight provides the energy required to drive the chemical reactions in photosynthesis, converting carbon dioxide and water into glucose and oxygen.