एक मिश्रित वन-घास का मैदान पारिस्थितिकी तंत्र जिसमें पेड़ पर्याप्त रूप से दूरी पर होते हैं ताकि कैनोपी बंद न हो पाए, उसे क्या कहा जाता है?

The 'Drain of Wealth' theory was propounded by which Indian nationalist leader?

Which event is considered the turning point in Mahatma Gandhi's leadership in the Indian independence movement?

Which African leader is known for his non-violent opposition to colonial rule?