निष्पक्ष परीक्षण में किन कारकों को समान रखा जाता है?
In a fair test which factors are kept the same?
Explanation opens after your attempt
D. वे कारक जिन्हें बदला नहीं जा रहाFactors that are not being changed
Concept
In a fair test conditions other than the tested factor are kept the same. This makes comparison valid.
Why this answer is correct
The correct answer is D. वे कारक जिन्हें बदला नहीं जा रहा / Factors that are not being changed. In a fair test conditions other than the tested factor are kept the same. This makes comparison valid.
Exam Tip
निष्पक्ष परीक्षण में जांचे जा रहे कारक के अलावा अन्य स्थितियां समान रखी जाती हैं। इससे तुलना उचित होती है।
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