कौन सी संरचना पौधों में पानी के परिवहन में मदद करती है - Which structure helps in transport of water in plants - Kaun Si Sanrachana Paudhon Me Pani Ke Parivahan Me Madad Karti Hai Gen Science GS in hindi, question answers in hindi pdf questions in hindi, Know About Gen Science GS online test Gen Science GS notes in hindi quiz book
Structure of plant