Questions

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Operant conditioning can be described as a learning ______ that is used to modify or change a person’s behaviour through experiences and consequences.

Who appoints the chairman of all the parliamentary committees of Lok Sabha?

Thin filaments are composed of

Which of the following organisms can reproduce by regeneration and budding?

The innovation theory of profit was proposed by

What is an octroi ?

Three sides of a triangle are 5 cm, 9 cm and x cm. The minimum integral value of x is

Two circles of radii 17 cm and 8 cm are concentric. The length of a chord of greater circle which touches the smaller circle is