The uninoculated tube is considered to be a negative control
because a negative control is an effect of having to show no response. Am uninoculated
control is where organisms are not being
inoculated such as having a culture bacteria of not being inoculated with an
organism.
The raw materials of photosynthesis are, sunlight, water and C02.
This is parasitism because one organism (mosquito) is benefitting (by acquiring nutrition) and the other organism (human) is harmed (by the red itchy bump).
C. Crustaceans hope i helped