Plants Flashcards
(15 cards)
What is lost from the stomata during photosynthesis?
Water
What are xylem tubes?
Vessels made from dead cells that carry water up the stem.
What is the loss of water from a plant called?
Transpiration
What is the transportation of sugars up the phloem tube called?
Translocation
What are phloem tubes?
Vessels that transport sugars up and down the stem
What are the stomata?
Little pores in the leaf that let carbon dioxide in
How are leaves adapted for efficient gas exchange?
Broad
thin
large surface area
What does turgor pressure do?
it helps support the plant tissues
what do flaccid plant cells cause?
the plant to wilt
How does a plant cell become turgid?
by drawing in lots of water
where are stem cells located in a plant?
in the meristem
What are the three factors that affect the rate of photosynthesis?
light intensity, CO2 concentration, temperature
What shows the rate of photosynthesis?
oxygen production
What is the substance that makes photosynthetic organisms green?
Chlorophyll
What type of reaction is photosynthesis? (endo or exo)
Endothermic
