प्रकाश संश्लेषण के दौरान, जीवनदायी ऑक्सीजन गैस निम्नलिखित में से किस पदार्थ से उत्पन्न होती 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?