Question

Visit a poultry farm near to your home and observe the steps of development of eggs to chick.

Answer 1

The sex determination of foetus can be done by the process called sonography. It is also called ultrasound. Ultra-sound is cyclic sound pressure with a frequency greater than the upper limit of human hearing. This limit varies from person to person, it is approximately 20 kilohertz in healthy, young adult. The production of sound is used in many different fields, typically to penetrate a medium and measure the reflection signature or supply focused energy. The reflection signature can reveal details about the inner structure of the medium.