के लिए १/ ट्यूशन २/ करना ३/बाध्य ४/को ५/चाहिए ६/ छात्रों ७/ वाक्य संरचना का सही क्रम क्या होगा ?
छात्रों को ट्यूशन के लिए बाध्य करना चाहिए।
In addition to hydrogen the other abundant element present on Sunsurface is
When Hydrogen starts burning in air it produces?
The electronic configuration of an atom having atomic number 20 is
Black lung disease occurs in people working in
Which mineral is the ore Of aluminium?
A powerful eye irritant present in smog is
Which of the following is used to increase the antiknocking property of petrol?
Mercury is a :
Which type of fire extinguisher is used for petroleum fire?
Which gas is used for converting vegetable oils into saturated fats?
