Practice Questions
1.State the definition of health.
Health is the state of physical and mental well-being.
2. Describe the difference between a communicable and non communicable disease
A communicable disease is an infectious disease spread between organisms and it is caused by pathogens.
A non communicable disease is a non infectious disease.
3. State 3 factors that can affect our health.
Factors including diet, stress and life situations may have a significant effect on both physical and mental health.
Factors affecting the rate of photosynthesis
Measuring & calculating rates of photosynthesis
Inverse square law and photosynthesis
Economics of enhancing the conditions in greenhouses
Investigating the effect of light intensity on the rate of photosynthesis
Data analysis and nervous system
The effect of a factor on human reaction time
Controlling blood glucose concentration
Regulating water and nitrogen levels in the body.
Hormones and human reproduction
Using hormones to treat infertility
Control and coordination in plants using hormones
Investigating the effect of light or gravity on the growth of newly germinated seedlings