Tag: water and mineral resources in tamil nadu

Questions Related to water and mineral resources in tamil nadu

Sivagangai and Ramanathapuram districts in Tamil Nadu have _____ type of soil.

  1. Alluvial

  2. Black

  3. Red loams

  4. Laterite soils


Correct Option: C
Explanation:

The red soil is found predominantly in Sivagangai, Virudhunagar, Ramanathapuram, Madurai, Dindigul, Nagapattinam, Thoothukudi, Tirunelveli and the Nilgiris districts in Tamil Nadu. The red or brown colour of the soil is attributed to the diffusion of iron content.

Where the medicinal herbs are found in Tamil Nadu?

  1. Palani hills and Courtallam

  2. Western ghats

  3. Eastern ghats

  4. Javadhi hills


Correct Option: A

Kurinji flowers of Kodaikanal hills bloom once in _____.

  1. 5 years

  2. 8 years

  3. 12 years

  4. 16 years


Correct Option: C
Explanation:

Kurinji is a shrub that is found in the shola forests of the Western Ghats in South India. Kurinji flower is an endemic species in South India growing only in Anamalai, Nilgiris and Palani hills in Tamil Nadu. It does not grow in any part of the world. Nilgiri Hills, which literally means the blue mountains, got their name from the purplish blue flowers of Neelakurinji that blossoms only once in 12 years.

Tamil Nadu's wealth of flora and fauna lies in the _____ regions.

  1. Coastal

  2. Hilly and forest

  3. Plains

  4. None of these


Correct Option: B
Explanation:

Tamil Nadu has a wealth of flora and fauna in the hilly regions and some of its major wildlife sanctuaries like Mudumalai and Anaimalai are situated on the hills of the Western ghats which is a habitat of elephants, tigers, bisons and a variety of monkey and deer. Of the 3000 and more plant species found in Tamil Nadu, a majority is found in the mixed deciduous forest of this region.

Saline soil is predominantly found in _________ of Tamil Nadu.

  1. Hilly districts

  2. Coastal districts

  3. Western ghats

  4. None of these


Correct Option: B
Explanation:
Saline soil is predominantly found in coastal districts of Tamil Nadu.
Soil salinisation in coastal areas is due to accumulation of salts from inundated sea water.
Soil salinity is the salt content in the soil; the process of increasing the salt content is known as salinization. Salts occur naturally within soils and water. Salination can be caused by natural processes such as mineral weathering or by the gradual withdrawal of an ocean.

Coimbatore, Madurai, Virudhunagar, Thoothukudi and Tirunelveli districts in Tamil Nadu have ___________.

  1. Alluvial soils

  2. Black soils

  3. Red loams

  4. Laterite soils


Correct Option: B
Explanation:

The black clayey alluvium rich soil is known as black cotton soil is found in parts of Coimbatore, Madurai, Dindigul, Thoothukudi and Tirunelveli and in patches in the districts of Kancheepuram, Vellore, Salem, Dharmapuri, Ramanathapuram, Virudunagar and the Nilgiris.

Major wildlife sanctuaries like Mudumalai and Anaimalai are situated on the hills of the _________.

  1. Eastern Ghats

  2. Western Ghats

  3. Javadhi hills

  4. Coastal region


Correct Option: B
Explanation:

Tamil Nadu has a wealth of flora and fauna and some of its major wildlife sanctuaries like Mudumalai and Anaimalai are situated on the hills of the Western Ghats which is a habitat of elephants, tigers, bison and a variety of monkey and deer. Of the 3000 and more plant species found in Tamil Nadu, a majority is found in the mixed deciduous forest of this region.

Cinchona, a forest product in Tamil Nadu, is used as a drug for treating _____.

  1. Cancer

  2. Influenza

  3. Malaria

  4. None of these


Correct Option: C
Explanation:

The Nilgiri hills have a number of medicinal plants and a variety of flowers. Cinchona from which quinine is obtained is used for curing malaria. 

Thanjavur, Thiruvarur, Nagapattinam, Villupuram, Cuddalore, Thirunelveli, and Kanyakumari districts in Tamil Nadu have ___________.

  1. Laterite soils

  2. Saline soils

  3. Alluvial soils

  4. Black soils


Correct Option: C
Explanation:

In coastal regions some alluvial deposits are formed due to wave action. Coastal and deltaic areas of Tamil Nadu includes Thanjavur, Nagapattinam, Tiruchirapalli, Cuddalore, Kancheepuram, Tirunelveli, Tuticorin, Kanyakumari and Sivaganga districts have alluvial soils.

Tamil Nadu's forest department regenerates and protects the forest areas of Thiruvannamalai and _____ districts.

  1. Thuthukuti

  2. Tirunelveli

  3. Thanjavur

  4. Thiruvallur


Correct Option: B
Explanation:

The forest areas of Tiruvannamalai and Tirunelveli districts of the state are  being regenerated and protected by the State Forest Department. These  forests not only provide for the large economy of the state but also to the local livelihood.