Solved objective practice 21

No.

Question

Answer

Why this is correct

1

The best source/course association for Kosi is:

Rises in Tibet/Nepal Himalaya and joins the Ganga in Bihar.

The defining map clue is: Its flood history is a geography and disaster-management issue, not only a river fact.

2

Which statement is safest about Kosi?

Known for shifting channels and flood risk in north Bihar.

Use the river profile and distinguish the main river from its tributaries.

3

The best source/course association for Son is:

Rises near Amarkantak; flows north-east through central India and joins the Ganga near Patna.

The defining map clue is: Son and Narmada share the Amarkantak region but flow in different directions.

4

Which statement is safest about Son?

Rihand is an important tributary association.

Use the river profile and distinguish the main river from its tributaries.

5

The best source/course association for Brahmaputra is:

Yarlung Tsangpo in Tibet; Siang/Dihang in Arunachal Pradesh; Brahmaputra in Assam; Jamuna in Bangladesh.

The defining map clue is: Jamuna of Bangladesh is the Brahmaputra channel, not the Yamuna of India.

6

Which statement is safest about Brahmaputra?

Dibang, Lohit, Subansiri and Manas are important basin associations.

Use the river profile and distinguish the main river from its tributaries.

7

The best source/course association for Barak is:

Rises in Manipur hills and flows through Assam’s Barak Valley into Bangladesh.

The defining map clue is: Barak belongs to the northeast river system, separate from the Brahmaputra main channel.

8

Which statement is safest about Barak?

Surma and Kushiyara are downstream channels in Bangladesh.

Use the river profile and distinguish the main river from its tributaries.

Exam habit

First classify the question: source, course, tributary, state, mouth, project or issue. Then eliminate options that violate the basin logic. Do not guess from a familiar-sounding place name.