Questions

It is used to get parent process identifier

Neon is the element that is used in bright flashing advertising signs as Neon particulary gives bright color.

Edward Thorndike (1874 - 1949) is famous in psychology for his work on learning theory that lead to the development of operant conditioning within behaviorism.

Thorndike (1898) studied learning in animals (usually cats). He devised a classic experiment in which he used a puzzle box to empirically test the laws of learning.

RNA is not a lipid among the given options.

A lipid is a substance of biological origin that is soluble in nonpolar solvents. It comprises a group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins (such as vitamins A, D, E, and K), monoglycerides, diglycerides, triglycerides, and phospholipids.

Swift is the fastest among all the birds in India

The pygmies are hunting nomads

Pathogenic bacteria cause the greatest harm in the food industry.

The organ which filters blood in human body are kidneys.