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Photosynthesis and Plant Nutrition Flashcards | StudBud
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Photosynthesis and Plant Nutrition
Photosynthesis and Plant Nutrition
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Plant Nutrition Review for Year 10 IGCSE Biology/Coordinated Science
Flashcards
15 cards
F
Practice quiz
P
Host live
L
Questions
15
Answers
1
In what form is glucose stored in the plant?
sucrose
starch
glycogen
cellulose
2
Which layer of the leaf prevents it from drying out?
epidermis
guard cell
vein
waxy cuticle
3
What is the green pigment in plants that absorbs light energy?
leaves
flower
chlorophyll
chloroplast
4
In which tube will photosynthesis occur?
A
C
D
B
5
Name the structure on the leaf that regulates the amount of CO2 and O2 exiting the leaf?
xylem
stomata
cuticle
root hairs
6
What are the reactants of photosynthesis?
water and oxygen
carbon dioxide and water
glucose and oxygen
glucose and carbon dioxide
7
What structures are contained in the leaf vein?
O2 and CO2
chloroplasts
xylem and phloem
ethanol
8
When too much fertilizer is present in a stream or river, this can lead to .....
eutrophication
wilting
leaching
photosynthesis
9
Which mineral is essential for making chlorophyll?
phosphate
iron
nitrate
magnesium
10
Which part of the leaf tested positive for starch?
the test is negative
the inside
the outside
the entire leaf
11
When testing the leaf for starch, why is the leaf boiled in ethanol?
to see colour change more easily
to soften the leaf
to remove the green color
to kill the leaf
12
What best describes what happens at point C
Photosynthesis slows because light is a limiting factor
Photosynthesis slows because the reactants are used up
Photosynthesis slows because CO2 is a limiting factor
Photosynthesis slows because water is a limiting factor
13
In which layer does most photosynthesis occur?
palisade layer
epidermis
vascular bundle
spongy layer
14
What factor does not affect the rate of photosynthesis?
Temperature
Oxygen
Carbon dioxide
Light
15
Which mineral is important in making proteins?
nitrate
magnesium
iron
phosphate
