यदि किसी प्रयोग में एक साथ कई कारक बदल दिए जाएं तो क्या कठिनाई होगी?

What difficulty arises if several factors are changed at the same time in an experiment?

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Correct Answer

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

Step 1

Concept

Changing several factors makes it difficult to know which caused the effect. Change one factor at a time.

Step 2

Why this answer is correct

The correct answer is D. परिणाम का सही कारण पहचानना कठिन होगा / It will be difficult to identify the true cause of the result. Changing several factors makes it difficult to know which caused the effect. Change one factor at a time.

Step 3

Exam Tip

कई कारक बदलने से यह पता लगाना कठिन होता है कि प्रभाव किस कारण से हुआ। एक समय में एक कारक बदलें।

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यदि किसी प्रयोग में एक साथ कई कारक बदल दिए जाएं तो क्या कठिनाई होगी? / What difficulty arises if several factors are changed at the same time in an experiment?

Correct Answer: D. परिणाम का सही कारण पहचानना कठिन होगा / It will be difficult to identify the true cause of the result. Explanation: कई कारक बदलने से यह पता लगाना कठिन होता है कि प्रभाव किस कारण से हुआ। एक समय में एक कारक बदलें। / Changing several factors makes it difficult to know which caused the effect. Change one factor at a time.

Which concept should I revise for this Science MCQ?

Changing several factors makes it difficult to know which caused the effect. Change one factor at a time.

What exam hint can help solve this Science question?

कई कारक बदलने से यह पता लगाना कठिन होता है कि प्रभाव किस कारण से हुआ। एक समय में एक कारक बदलें।