Try all ten questions before reading the explanations.

1. Which river rises near Trimbakeshwar?

A. Krishna B. Godavari C. Penna D. Nagavali

Answer B. Godavari originates in the Western Ghats near Trimbakeshwar, Maharashtra.

2. The Krishna rises near which place?

A. Mahabaleshwar B. Trimbakeshwar C. Nellore D. Araku

Answer A. Its source is near Mahabaleshwar in Maharashtra.

3. Which is a major tributary of the Krishna?

A. Tungabhadra B. Vasishta C. Gautami D. Upputeru

Answer A. Tungabhadra joins the Krishna; Gautami and Vasishta are Godavari distributaries.

4. Which pair is correctly matched?

A. Vamsadhara-Somasila B. Nagavali-Thotapalli C. Penna-Polavaram D. Godavari-Prakasam Barrage

Answer B. Thotapalli is associated with Nagavali.

5. A distributary differs from a tributary because it...

A. joins a main river B. leaves a main river C. is always seasonal D. has a dam

Answer B. Godavari's lower branches leave the main channel near the delta.

6. The Penna reaches the Bay in the wider region of...

A. Nellore B. Srikakulam C. Kakinada D. Vizianagaram

Answer A. Nellore anchors the lower Penna basin.

7. Which two rivers drain the northeastern AP coastal belt?

A. Vamsadhara and Nagavali B. Penna and Papagni C. Krishna and Tungabhadra D. Gautami and Vasishta

Answer A. Both are separate northeastern river systems.

8. Which is a Godavari distributary?

A. Gautami B. Munneru C. Papagni D. Chitravathi

Answer A. Gautami branches from the lower Godavari.

9. Which water body lies between Godavari and Krishna delta regions?

A. Pulicat B. Kolleru C. Somasila D. Nagarjuna Sagar

Answer B. Kolleru is the freshwater inter-delta lake.

10. Which AP-Tamil Nadu water body is a coastal lagoon?

A. Kolleru B. Pulicat C. Polavaram D. Dowleswaram

Answer B. Pulicat is a brackish coastal lagoon shared by the two states.