Enzyme and Q1

SPM Biology – Paper 3
(2003 – 2012) www.sureshkumarbio.wordpress.com 2003
Q1: To study the effect of camouflage on a predator-prey relationship [F4-Chapter 8]
Q2: To study the relationship between the concentration of CO2 and the rate of photosynthesis
[F4-Chapter 6]
2004
Q1; To determine the % of vitamin C in fruit juices using DCPIP solution [F4-Chapter 6]
Q2: To estimate the size of the bird population [F4-Chapter 8]
2005
Q1: To determine and compare the energy content in white bread and peanuts [F4-Chapter 6]
Q2: To determine the concentration of the solution which will maintain the mass of plant tissues.
[F4-Chapter 3]
2006
Q1: To study the effect of concentration of albumen suspension on the rate of reaction of pepsin enzyme. [F4-Chapter 4]
Q2: To determine the concentration of sucrose which is isotonic to the cell sap of mango.
[F4-Chapter 3]
2007
Q1: To study the effect of light intensity on the rate of photosynthesis of a Hydrilla sp.
[F4-Chapter 6]
Q2: To study the effect of temperature on the rate of anaerobic respiration in yeast
[F4-Chapter 7]
2008
Q1: To investigate the effect of light intensity on the population distribution of Pleurococcus sp.
[F4-Chapter 8]
Q2: To study the size of molecules that can diffuse through a semi permeable membrane
[F4-Chapter 3]
2009
Q1: To study the effect of light intensity on the rate of photosynthesis. [F4-Chapter 6]
Q2: To study the effect of temperature on the rate of enzyme reaction. [F4-Chapter 4]
2010
Q1: To investigate the effect of different duration of activity on the percentage of CO2 in exhaled air [F4-Chapter 7]
Q2: To study the effect of interspecific competition between maize and paddy plants on their growth. [F4-Chapter 8]

2011
Q1: To investigate the effect of pH values on the hydrolysis of starch by amylase enzyme.
[F4-Chapter 4]
Q2: To study the effect of light intensity on the rate of transpiration in Hibiscus sp.
[F5-Chapter 1]
2012
Q1: To determine the