Questions

The study of statistics such as births, deaths, income, or the incidence of disease, which illustrate the changing structure of human populations.

In brief, Study of both quantitative and qualitative aspects of human population.

1. Quantitative aspects include composition, density, distribution, growth, movement, size, and structure of the population.

2. Qualitative aspects are the sociological factors such as education quality, crime, diet, development, nutrition, wealth and well being.

Answer A is incorrect because project managers are not effectively utilized if they are always scheduling and coordinating resources for daily operations. Answer B is incorrect because project managers are not the best resource for providing estimates on daily operations and time allocations;people doing the actual work are the best resources. Answer D is incorrect because you do not specify different phases of ongoing operations.

Saliva is produced by the salivary gland which helps in food digestion.

Option A) contains fluoride to harden the tooth enamel is not the function of saliva.

The charophytes are the extant group of green algae that are most closely related to modern land plants.