Which of the following statement(s) is/are correct regarding the erosional factor involved in making og gorges?

A. The most common is erosion due to streams or rivers.

B. The flooding of streams or rivers increases the speed and intensity of this erosion, creating deeper and wider gorges. 

Arrange the following hills according to their location from north to south:

$1$. Nallamala hills

$2$. Shevaroy hills

$3$. Palkonda hills

$4$. Javadi hills

The property which helps an insect to move on the surface of the water is ______:

Which among the following rivers flows through Tibet and is known as the Yarlung Tsangpo?