यदि एक साथ कई कारक बदल दिए जाएं तो क्या समस्या होगी?

What problem occurs if several factors are changed at the same time?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

D. परिणाम का वास्तविक कारण पहचानना कठिन होगाIt will be difficult to identify the actual cause of the result

Step 1

Concept

Changing several factors together makes the cause of the result unclear. Change only one factor for a fair test.

Step 2

Why this answer is correct

The correct answer is D. परिणाम का वास्तविक कारण पहचानना कठिन होगा / It will be difficult to identify the actual cause of the result. Changing several factors together makes the cause of the result unclear. Change only one factor for a fair test.

Step 3

Exam Tip

एक साथ कई कारक बदलने से परिणाम का कारण स्पष्ट नहीं रहता। निष्पक्ष जांच के लिए एक ही कारक बदलें।

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Science Answer, Explanation and Revision Hints

यदि एक साथ कई कारक बदल दिए जाएं तो क्या समस्या होगी? / What problem occurs if several factors are changed at the same time?

Correct Answer: D. परिणाम का वास्तविक कारण पहचानना कठिन होगा / It will be difficult to identify the actual cause of the result. Explanation: एक साथ कई कारक बदलने से परिणाम का कारण स्पष्ट नहीं रहता। निष्पक्ष जांच के लिए एक ही कारक बदलें। / Changing several factors together makes the cause of the result unclear. Change only one factor for a fair test.

Which concept should I revise for this Science MCQ?

Changing several factors together makes the cause of the result unclear. Change only one factor for a fair test.

What exam hint can help solve this Science question?

एक साथ कई कारक बदलने से परिणाम का कारण स्पष्ट नहीं रहता। निष्पक्ष जांच के लिए एक ही कारक बदलें।