Archives: Questions and Answers

Identify and explain the limiting factors of photosynthesis in different environmental conditions

Investigate the effect of varying light intensity, carbon dioxide concentration and temperature on the rate of photosynthesis using submerged aquatic plants and hydrogencarbonate indicator solution

Describe and explain the effect of varying light intensity, carbon dioxide concentration and temperature on the rate of photosynthesis

Investigate the need for chlorophyll, light and carbon dioxide for photosynthesis, using appropriate controls

State the word equation and balanced chemical equation for photosynthesis

Outline the subsequent use and storage of the carbohydrates made in photosynthesis, limited to: (a) starch as an energy store (b) cellulose to build cell walls (c) glucose used in respiration to provide energy (d) sucrose for transport through the plant

State that chlorophyll transfers light energy into chemical energy for the formation of glucose and other carbohydrates

State that chlorophyll is a green pigment that is found in chloroplasts

Explain the effect of changes in temperature and pH on enzyme activity in terms of kinetic energy, shape and fit, denaturation and the frequency of effective collisions

Investigate and describe the effects of temperature and pH on enzyme activity