पारंपरिक रूप से ऑटोमोबाइल निकास (वाहनों के धुएं) के माध्यम से उत्सर्जित होने वाले सबसे खतरनाक धातु प्रदूषकों में से एक किसे माना जाता है?

Mahatma Gandhi's last fast unto death in 1948 was primarily against which of the following?

What was the primary meaning of 'Swaraj' as popularized by Mahatma Gandhi during India's independence movement?

What was one major impact of India’s independence on its economy?