Tag: trade in agricultural produce - ii

Questions Related to trade in agricultural produce - ii

_____ built across the river Kaveri diverts the water to the entire delta region through canals.

  1. Arrakonkottai

  2. Thadapalli

  3. The Grand Anicut

  4. Kalingarayan


Correct Option: C
Explanation:

The Grand Anicut dam was built across the river Kaveri diverts the water to the entire delta region through canals.
The Grand Anicut Dam or Kallanai Dam was built on the Cauvery river by King Karikalan of Chola dynasty in the first century. The dam has been built with uneven stones and is 329 m long and 20 m wide.

Canals used for irrigation have the oldest records of _____ in Tamil Nadu.

  1. One Millennium

  2. Two millennium

  3. Five hundred years

  4. Seven hundred years


Correct Option: B

Arrakankottai, Thadapalli and Kalingarayan canals are on _____ river, a tributary of river Kaveri.

  1. Aliyar

  2. Khodayar

  3. Sholayar

  4. Bhavani


Correct Option: D
Explanation:

Arrakankottai, Thadapalli and Kalingarayan canals are on Bhavani river, a tributary of river Kaveri.

Bhavani is a major river in Kongu Nadu region of Tamil Nadu, India. It's a major tributary of the Kaveri River.

River Tamiravaruni and its tributaries serve Tirunelveli district with many _____.

  1. Wells

  2. Tanks

  3. Lakes

  4. Canals


Correct Option: D
Explanation:

River Tamiravaruni and its tributaries serve Tirunelveli district with many Canals.

The Thamirabarani or Tamraparni or Porunai is a perennial river that originates from the Agastyarkoodam peak of Pothigai hills of the Western Ghats, above Papanasam in the Ambasamudram taluk. It flows through Tirunelveli and Tuticorin districts of the Tamil Nadu state of southern India into the Gulf of Mannar.

Tanks in Tamil Nadu are classified as _____.

  1. System tanks

  2. Non-system tanks

  3. Both A & B

  4. None of these


Correct Option: C
Explanation:

Tanks in Tamil Nadu are classified as System tanks and Non-system tanks.
These are further classified into three types: panchayat tanks, pwd tanks and system tanks. The pwd tanks are those with a command area of 40 hectares (ha) or more.

Which district in Tamil Nadu has the maximum number of tanks?

  1. Kancheepuram

  2. Ramanathapuram

  3. Pudukottai

  4. Thiruvannamalai


Correct Option: C
Explanation:

Pudukottai
The extent of area irrigated by tanks during the year is the highest in Pudukottai district with 14.9% followed by Kancheepuram district with 13.6% and Sivagangai district with 12.8%.

There are over _____ tanks in Tamil Nadu which account for 19% of the irrigated area.

  1. 30,000

  2. 40,000

  3. 50,000

  4. 60,000


Correct Option: B

What is an aquifer?

  1. An underground rock layers which store water

  2. An aquatic animal

  3. Aquamarine stone

  4. None of these


Correct Option: A
Explanation:
  • An aquifer is an underground layer of water-bearing permeable rock, rock fractures or unconsolidated materials from which groundwater can be extracted using a water well. 
  • A well is a hole drilled into the ground to penetrate an aquifer.

Using canal irrigation, _____ land is irrigated in Tamil Nadu.

  1. 22%

  2. 27%

  3. 30%

  4. 35%


Correct Option: B
Explanation:
  • Canals are the major source of irrigation in Tamil Nadu.
  • Canal irrigation accounts for nearly 27% of the net area irrigated by all sources in the state.