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15 questions
Two products produced by plants via photosynthesis are _______________ and _______________.
Glucose and water
Carbon dioxide and glucose
Oxygen and glucose
The Sun and water
Remember when you put the celery in the water? What happened to the water level by the next day?
The level dropped A LOT, because the celery sucked it up.
The level stayed the same, because the celery was dead.
The level dropped a little, because of evaporation.
When we weighed the celery before and after leaving it, what did we notice?
It weighed a lot more after, because it had absorbed lots of water.
It weighed a little more, but not as much as the missing water would weigh.
It's weight stayed the same.
When we added red food coloring to the water, what did that prove?
That the celery leaves caught the evaporating red water.
That the celery was absorbing all the red water.
That the water was passing through the celery all the way up to the leaves.
When you dissected the celery, what did the red-dyed parts look like?
Tiny red beads.
Long thin red strings.
What was the name of that specialized TISSUE that looked like red tubes or straws?
xylem
phloem
roots
stems
What is the purpose of the XYLEM?
To bring food from the soil to the whole plant.
To carry water and nutrients from the roots to the whole plant.
To carry food from the chloroplasts around to all parts of the plant.
If plants don't store up water, how does water leave the plant?
The roots get rid of excess water.
Most plants DO store water.
It is released from the leaves by TRANSPIRATION.
What is the name of the microscopic holes in leaves that are opened and closed to allow water to TRANSPIRE?
water doors
stomata
leaf eyes
transpiration holes
When water moves through the plant's xylem, what phase is it in?
Solid
Liquid
Gas
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