CH 1 ๋࣭ ⭑

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zuza

Cards (22)

What are the products of photosynthesis?
The products of photosynthesis are glucose and oxygen.
How does carbon dioxide enter the plant?
It diffuses through tiny openings called "stomata"
Where can the stomata be found?
Underside of leaves.
Where does the water go to after its absorbed by plant roots?
Xylem
What energy is happening during photosynthesis?
Light energy to chemical energy which is then stored in the plant.
How do they store the excess glucose?
They store it in the form of starch.
What is starch?
A carbohydrate which is formed by a chain of glucose molecules linked together
What happens to a leaf after a few drops of iodine solution?
If starch is present, it will turn blue-black
How can we know when gas is produced(photosynthesis)?
Using a glowing splint. if the splint relights, the gas is oxygen.
Why do plants need water?
It's the essential for growth and survival.
What does light energy do in photosynthesis?
Some of the energy is used to split up water into oxygen and hydrogen.
How do you know if water has been entered into a plant cell?
The water swells and push against the cell wall which causes the cell to become turgid and firm.
What happens when water is lost in a plant cell?
It shrinks causing the cell to lose its shape and become flaccid.
What is transpiration?
The process of where water is lost.
How does water help in transport?
it transports dissolved mineral salts
What is xylem? 
Vascular tissues of plants
Where is sugar and amino acids transported to (plant)?
Phloem.
What are mineral salts? 
Nutrients for plants.
What is organic fertiliser?
natural substances
Give me 3 examples of ORGANIC fertilsers.
bone
animal poop
decomposing plant matter
What is inorganic fertilisers?
they are man-made. Is produced from chemicals. Another name is chemical fertilisers.
What are some mineral salts that fertilisers contain?
nitrate
phosphorus
potassium
magnesium