What are PARAM Siddhi and Mihir from India, that feature in a Global list of top 500 of their kind?

Q3. What are PARAM Siddhi and Mihir from India, that feature in a Global list of top 500 of their kind?

Tanks
Supercomputers
Space shuttles
Navy vessels

Correct Answer 3 : Ethiopia

Q4. This food item is popularly called what?

English Fingers
Chinese Cutlets
French Fries
Bombay Cubes

Correct Answer 4: French Fries

Q5. This phenomenon is seen in the Southern Hemisphere. What is it called?

Aurora Borealis
Aurora Australis
Mirage
Alexander's band

Correct Answer 5: Aurora Australis