With reference to the dismemberment of the Indo-Brahma river system into three branches, consider the following statements:
1. The Delhi ridge serves as a watershed between the Indus and Ganga drainage systems.
2. The Malda gap area acts as a water divide between the rivers Ganga and Brahmaputra.
Select the correct answer using the codes given below:

Consider the following statements about the tributaries of Indus:
1. Chenab is the largest tributary of Indus.
2. Beas flows through Kullu valley and forms gorges in the Dhaoladhar range.
3. Satluj is an antecedent river which originates from Tibet.
4. Khurram, Viboa and Tochi are some of the left-bank tributaries of the Indus.
Which of the above statements are correct?

Arrange the following river valley projects of India from South to North:

1. Mettur

2. Hirakud

3. Nizam Sagar

4. Nagarjuna sagar

Select the correct answer using the codes given below:

Which of the following is/are tributary/tributaries of Brahmaputra?

1. Dibang

2. Kameng

3. Lohit

Select the correct answer using the code given below:

With reference to river Teesta, consider the following statements:

1. The source of river Teesta is the same as that of Brahmaputra nut it flows through Sikkim.

2. River Rangeet originates in Sikkim and it is a tributary of river Teesta.

3. River Teesta flows into Bay of Bangal on the border of the India and Bangladesh.

Which of the statements given above is/are corect?

The Narmada river flows to the west, while most other large peninsular rivers flow to the East. Why?

1. It occupies a linear rift valley.

2. It flows between the Vindhyas and the Satpuras.

3. The land slopes to the west from Central India.

Select the correct answer using the codes given below: