Concept-wise Practice

repeated-results MCQ Questions for Class 9

repeated-results se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

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2 questions tagged with repeated-results.

Question 1/2 Easy Science Exploration: Entering the World of Secondary Science Hypothesis and experimentation Class 9 Level 9

किस स्थिति में परिकल्पना को संशोधित करना उचित है?

In which situation is it appropriate to revise a hypothesis?

Explanation opens after your attempt
Correct Answer

A. जब आंकड़े बार बार अपेक्षित परिणाम का समर्थन न करेंWhen repeated data do not support the expected result

Step 1

Concept

A hypothesis may be revised when repeated evidence goes against it. Revision should be based on data.

Step 2

Why this answer is correct

The correct answer is A. जब आंकड़े बार बार अपेक्षित परिणाम का समर्थन न करें / When repeated data do not support the expected result. A hypothesis may be revised when repeated evidence goes against it. Revision should be based on data.

Step 3

Exam Tip

बार बार मिले प्रमाण परिकल्पना के विपरीत हों तो उसे संशोधित किया जा सकता है। संशोधन आंकड़ों पर आधारित होना चाहिए।

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Question 2/2 Easy Science Exploration: Entering the World of Secondary Science Nature and meaning of science Class 9 Level 3

यदि कोई परिणाम कई बार समान रूप से प्राप्त हो तो वह क्या दर्शाता है?

What does it indicate if a result is obtained similarly many times?

Explanation opens after your attempt
Correct Answer

D. परिणाम अधिक विश्वसनीय हैThe result is more reliable

Step 1

Concept

Obtaining similar results repeatedly increases reliability. Link repetition with reliability.

Step 2

Why this answer is correct

The correct answer is D. परिणाम अधिक विश्वसनीय है / The result is more reliable. Obtaining similar results repeatedly increases reliability. Link repetition with reliability.

Step 3

Exam Tip

बार-बार समान परिणाम मिलने से विश्वसनीयता बढ़ती है। पुनरावृत्ति को विश्वसनीयता से जोड़कर याद रखें।

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