11. Tamil Nadu’s beach sand minerals are found along the coast of:

Chennai and Kanchipuram
Kanyakumari and Tirunelveli
Ramanathapuram and Pudukkottai
Cuddalore and Nagapattinam

Detailed SolutionTamil Nadu’s beach sand minerals are found along the coast of:

12. The Thamirabarani River is the only perennial river that originates and flows entirely within:

Tamil Nadu
Kerala
Karnataka
Andhra Pradesh

Detailed SolutionThe Thamirabarani River is the only perennial river that originates and flows entirely within:

13. A significant mineral resource used in the cement industry found in Tamil Nadu is:

Granite
Limestone
Iron Ore
Bauxite

Detailed SolutionA significant mineral resource used in the cement industry found in Tamil Nadu is:

14. Organic horticulture offers an opportunity for Tamil Nadu’s farmers to:

Fetch premium prices
Promote environmental sustainability
Tap into export markets
All of the above

Detailed SolutionOrganic horticulture offers an opportunity for Tamil Nadu’s farmers to:

15. Tamil Nadu is considered a relatively food-secure state due to:

High agricultural productivity, effective PDS, social welfare programs
Low population density, abundant land resources
Import of large quantities of food
Complete absence of poverty

Detailed SolutionTamil Nadu is considered a relatively food-secure state due to:

16. Tamil Nadu’s industrial policy emphasizes emerging sectors such as:

Electric vehicles and battery manufacturing
Aerospace and defense manufacturing
Food processing and agribusiness
All of the above

Detailed SolutionTamil Nadu’s industrial policy emphasizes emerging sectors such as:

17. Small and medium-sized enterprises (SMEs) play a significant role in Tamil Nadu’s industrial economy, contributing to:

Employment generation
Export earnings
Innovation
All of the above

Detailed SolutionSmall and medium-sized enterprises (SMEs) play a significant role in Tamil Nadu’s industrial economy, contributing to:

18. Summer months in Tamil Nadu (March-May) are characterized by:

High temperatures and scorching sun
Moderate temperatures and occasional rain
Pleasant weather and cool breezes
Cold temperatures and frequent fog

Detailed SolutionSummer months in Tamil Nadu (March-May) are characterized by:

19. Coastal erosion is a concern along Tamil Nadu’s coastline due to:

Cyclones and storm surges
Human activities like sand mining
Sea level rise
All of the above

Detailed SolutionCoastal erosion is a concern along Tamil Nadu’s coastline due to:

20. The district formed by the bifurcation of the erstwhile North Arcot district is:

Vellore
Tiruvannamalai
Ranipet
Krishnagiri

Detailed SolutionThe district formed by the bifurcation of the erstwhile North Arcot district is: