define fastly.. .............
Answers
a) SYMBOLIC RELATIONSHIP
An association between two organisms
in which they are dependent on each other without harming others.
eg : Lichen ( fungi and algae)
b) NUTRIENTS
The components of food which are necessary for our body and are called nutrients.
eg: carbohydrates, proteins
c) SAPROTROPHIC MODE OF NUTRITION
The mode of nutrition in which the organisms are dependent on dead and decaying matter .
eg : Fungi
d) PHOTOSYNTHESIS
the process in which plants prepare their own food by using raw materials i.e water and carbondioxide in the presence of chlorophyll and sunlight.
Reaction:6CO2 + 6H2O ---sunlight---> C6H12O6 + 6O2
Where: CO2 = carbon dioxide
H2O = water
Light energy is required
C6H12O6 = glucose
O2 = oxygen
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