Question |
Answer |
What do roots absorb |
Water and minerals |
What do you call the loss of water vapour from leaves of a plant |
Transpiration |
What is the name given to the flow of water from the roots to the leaves |
Transpiration stream |
What do you call the tiny pores on the under surface of a leaf |
Stomata |
What is the name of the cells that carry food (glucose) in plants |
Phloem cells |
What is the name of the cells that carry water in plants |
Xylem cells |
Name a function of transpiration |
To carry water for photosynthesis |
Name a second function of photosynthesis |
To keep the plant cool |
Name 3 factors that affect the rate of transpiration |
Sunlight, Wind, Humidity |
In an experiment where a plant is put into coloured water what will happen the plant |
The leaves and flower will turn colour |
If a plant is put into a test tube of water with a layer of oil what will happen |
The level of water will go down |
Why do you have to use a layer of oil |
To stop evaporation |
If i put a clear plastic bag over a plant and leave it in the sun what will happen |
Transpiration will happen and water droplets will appear on the bag |
How do you test for water |
Use cobalt chloride paper |