Question

How many nanograms are their in mass of two exagram

Answer 1

II. निम्ननिनित गद्यांश पढ़कर दिये गये प्रश्नों के उत्तर एक वयक्य में निनिए ।  5X1=5 M 5X1=5 M     1. 2. 3. 4.      