Practice Questions
1. State the name for the type of muscle that the heart is made up of.
Cardiac muscle
2. Fill in the table below
| Receives blood from | Transfers blood to | |
|---|---|---|
| Pulmonary artery | Right ventricle | Lungs |
| Pulmonary vein | Lungs | Left atrium |
| Aorta | Left ventricle | Body |
| Vena cava | Body | Right atrium |
3. State the function of heart valves
Prevent the backflow of blood
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