Photosynthesis: the process by which plants manufacture carbohydrates from raw materials (water and CO2) using energy from light.
20
"Chlorophyll is a green pigment that traps light. It can be found inside the chloroplasts" True or false?
True
15
As the amount of light increases, the rate of photosynthesis ____.
increase
15
As the amount of carbon dioxide increases, the rate of photosynthesis _____.
increase
15
Vascular bundles are made up of _______ and _______.
xylem - phloem
15
The image represents xylem and phloem in the different transverse sections of the plant. Can you tell which drawing corresponds to the leaf and which one to the stem?
Upright: stem, down: leaf
15
How do you call the vessel that transports nutrients?
Phloem
15
How do you call the vessel that transports water and dissolved minerals and has lignified walls made of cellulose?
Xylem
15
Name the equation for photosynthesis.
water + carbon dioxide ---> glucose + oxyigen Where would you write the light and chlorophyll?
20
Transpiration is the _______ of water at surfaces of the mesophyll cells followed by loss of water vapour from plant leaves, through _______.
evaporation - stomata.
15
The 3 limiting factors that affect the rate of TRANSPIRATION are temperature, humidity and light intensity. True or false?
True
15
Movement of sucrose and amino acids in phloem; from regions of production (sources) to regions of storage or to regions of utilization in respiration or growth. What term to call that process?
Translocation
15
What is responsible for Translocation in plants, the xylem or the phloem?
the phloem
15
The plant tissue that carries food materials DOWNWARD from the leaves to the rest of the pant is the ______.
phloem
15
How do water enter the roots from the soil? what is the term for the process?
