| Question | Answer |
| What can plants be used for? |
|
Give an example of an essential oil. |
| Explain the process of digestion using key words, mouth, stomach, small intestine, large intestine, enzymes, blood, waste products. |
| Give a definition of a carbohydrate. |
| Graham was given 3 bottles of white powder. One is glucose, one is starch and one is sucrose but the labels have fallen off. When he carried out an iodine test, the white powder from bottle B changes the iodine from brown to blue black. When he put each into a test tube with Benedict solution, powder A turned from blue to brick red. Identify the powders A, B and C. |
| Name the process used to extract essential oils. |
| Give an example of a plant as a fuel. |
| Glucose is very soluble in water, starch does not dissolve in water. In terms of molecular size explain why glucose is soluble but starch is insoluble. |
| Give an example of a fruit that is used to make an alcoholic beverage. |
| What alcoholic drink can be made from apples? |
| What is the common name for sucrose? |
| Give the definition of an enzyme. |
| Give an example of a plant as a food. |
| Describe the process of fermentation. |
| What does morphine come from? |
| Give the equation for fermentation. |
| Why can we not produce alcoholic drink with a high percentage of alcohol. |
| What is the active ingredient in willow bark. |
| What alcoholic drink can be made from potatoes? |
| What do we do with alcoholic drink to increase the alcohol concentration? |
| What is the formula for glucose. |
| Name a medicine that comes from a plant and name the active ingredient. |
| Apart from as a beverage give a use for alcohol. |
| Name the process in which plants make food using the energy from the sun? |
| What is the process by which animal take energy from their food. | |
