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.

Radio waves have much longer wavelengths and lower frequencies than do visible light waves. In contrast, X-rays have much shorter wavelengths and higher frequencies. 

Ultraviolet Light (UV). part of the electromagnetic spectrum that consists of waves with frequencies higher than those of visible light and lower than those of x-rays.

An Illustration is a visual image created to accompany words to depict them.

A place where bees are kept is called as an apiary.

By trial and error method,

P=0, Q=9, R=0 satisfies the values.

The Right of Children to Free and Compulsory Education Act or Right to Education Act (RTE) which describes the importance of free and compulsory education for children between 6 and 14 in India is enacted under Article 21A of the Indian Constitution.