एंजियोस्पर्म (आवृतबीजी पौधों) को उनके बीजों में मौजूद बीजपत्रों (cotyledons) की संख्या के आधार पर कितने प्रमुख समूहों में विभाजित किया गया है?

The arrival of which commission in India triggered widespread protests, including mass hartals across the country in 1928?

Which of the following leaders was instrumental in initiating and leading India’s struggle for independence?

Which of the following viceroys of India is associated with the 'Ilbert Bill' controversy?