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Photosynthesis
Quiz 3
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Q.1
Which of the following go through the process of photosynthesis?
bees
algae
humans
mushrooms
Q.2
What gas is being released during photosynthesis
sulfur
carbon dioxide
oxygen
hydrogen
Q.3
Which of the following is NOT needed for plants to survive?
Sunlight
Pesticides
Water
Carbon Dioxide
Q.4
Where do the stem and leaves get their green color from?
glucose
carbon dioxide
oxygen
Chlorophyll
Q.5
What time of day do plants photosynthesize?
Nighttime only
daytime and night time
daytime only
only in the summer
Q.6
Which choice correctly shows the gases that enter and exit plants during photosynthesis?
Enter: OxygenExit: Carbon dioxide
Enter: Water vaporExit: Glucose
Enter: Carbon dioxideExit: Oxygen
Enter: LightExit: Water vapor
Q.7
Which of these conditions would decrease the rate of photosynthesis in a plant?
Above average precipitation
Changing the daylight hours from 14 hrs to 10 hrs
Changing the CO2 concentration from 380 ppm to 410 ppm
All of these choices
Q.8
How does carbon dioxide get into the leaves of a plant?
It's absorbed by the roots
It's made in a chemical reaction in the stem
It enters through the stomata
It goes through the flowers
Q.9
How does most of the water needed by the plant get into its leaves?
It enters through the stomata
The roots absorb it and then it travels up the stem
It's made during a chemical reaction in the leaf
The flowers capture water and deliver it to the leaves
Q.10
Carries food from leaves to other parts of the plant
xylem
phloem
ovary
pistil
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