10th Science Guess Question 2026: Bihar Board 10th Science Viral Question 21 February 2026

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10th Science Guess Question 2026: Bihar Board 10th Science Viral Question 21 February 2026 upboardgove.com 10th Science Guess Question 2026: 1. निम्नलिखित में से किससे रंध्र के छिद्र घिरे रहते हैं?(A) क्यूटिकल से(B) गार्ड कोशिका से(C) वात रंध्रों से(D) इनमें से कोई नहीं 2. कौन-सी गैस श्वसन क्रिया में मुक्त होती है? (A) O2 (B) … Read more