Question
निम्नलिखित रिक्त
स्थान में उचित शब्द भरिए– वैज्ञानिक अनुसंधान तभी सार्थक होता है जब उसके परिणाम मानव जीवन के उन्नयन में प्रत्यक्ष रूप से ______________ कर सकें।Solution
व्याख्या: अनुसंधान से प्राप्त परिणाम “योगदान” करते हैं , अन्य विकल्प संदर्भ से असंगत हैं।
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