Biology
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Past Questions
Question 4521
waec 2020
a
diffusion
b
transpiration pull
c
osmosis
d
active transport
Question 4524
waec 2020
a
has no effect on the starch solution
b
leads to the production of amino acids
c
leads to the production of glucose
d
digest the starch
Question 4525
waec 2020
a
both organisms involved benefit
b
none of the organisms benefits or harm each other
c
both organisms harm each other
d
only one of the organisms is harmed
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