Question

Distinguish between the following.
a. Competition and mutualism
b. Agricultural water pollution and shipping water pollution

c. Natality and mortality

Answer 1

Agricultural water pollution	Shipping water pollution
Includes sediments, fertilizers and farm animal wastes which enter into the water bodies from agricultural land.	Includes both human sewage and other wastes, the most important of which has been oil.

Competition	Mutualism
Interaction between the organisms or species in which the fitness of one overpowers the presence of another.	Biological interaction between the two organisms belonging to different species where both of them derive benefit.

Natality	Mortality
Natality means the birth rate of a population.	Mortality means the death rate of a population.
Natality increases the growth rate of the population.	Mortality decreases the growth rate of the population.