PHOTOSYNTHESIS
Level: Grade 12
1.
What does the word photosyntrhesis mean?
separating things in the presence of light
putting things together with light
2.
In which part of the chloroplast does the biochemical reaction of the dark phase occur?
stomata
stoma
stroma
3.
For an increased rate of photosynthesis the optimal level of carbon dioxide in the atmosphere should be - - -?
.3%
5%
.5%
.05%
4.
Which cells in the leaf contain chlorophyl?
5.
Through which tissue in the vein of the leaf are products of photosynthesis conveyed to other parts of the plant?
6.
What is the name of the green pigment that allows for the conversion of unusable sunlight energy into usable chemical energy?
7.
Which of the following plants are capable of continuing photosynthesis at low levels of carbon dioxide in the atmosphere?
maize
roses
tomatoes
sugar cane
carnations
8.
What percentage of the atmosphere is made up of carbon dioxide?
.03%
.003%
.33%
.3%
3%
9.
Which of the following is the optimal temperature, in centigrade, for photosynthesis to occur?
30
20
40
35
25
10.
Photosynthesis is a - - -
two biochemical processes
a single biochemical process
series of biochemical processes
Time Remaining
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