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revise hypothesis MCQ Questions for Class 9

revise hypothesis 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 revise hypothesis.

Question 1/2 Hard Science Exploration: Entering the World of Secondary Science Hypothesis and experimentation Class 9 Level 8

किस स्थिति में परिकल्पना को संशोधित करना सबसे उचित है?

In which situation is it most appropriate to revise a hypothesis?

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Correct Answer

A. जब कई विश्वसनीय परीक्षण लगातार विपरीत प्रमाण देंWhen several reliable tests consistently provide contrary evidence

Step 1

Concept

Consistent reliable contrary evidence is a valid reason to revise a hypothesis. In exams base decisions on evidence.

Step 2

Why this answer is correct

The correct answer is A. जब कई विश्वसनीय परीक्षण लगातार विपरीत प्रमाण दें / When several reliable tests consistently provide contrary evidence. Consistent reliable contrary evidence is a valid reason to revise a hypothesis. In exams base decisions on evidence.

Step 3

Exam Tip

लगातार विश्वसनीय विपरीत प्रमाण परिकल्पना में संशोधन का उचित आधार है। परीक्षा में निर्णय प्रमाण से करें।

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Question 2/2 Easy Science Exploration: Entering the World of Secondary Science Hypothesis and experimentation Class 9 Level 7

यदि डेटा परिकल्पना का समर्थन न करे तो वैज्ञानिक को क्या करना चाहिए?

What should a scientist do if the data does not support the hypothesis?

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Correct Answer

B. परिकल्पना में संशोधन करना या नई परिकल्पना बनानाRevise the hypothesis or form a new one

Step 1

Concept

An unsupported hypothesis may be revised according to evidence. In exams remember that scientific thinking is flexible.

Step 2

Why this answer is correct

The correct answer is B. परिकल्पना में संशोधन करना या नई परिकल्पना बनाना / Revise the hypothesis or form a new one. An unsupported hypothesis may be revised according to evidence. In exams remember that scientific thinking is flexible.

Step 3

Exam Tip

असमर्थित परिकल्पना को प्रमाण के अनुसार संशोधित किया जा सकता है। परीक्षा में वैज्ञानिक दृष्टिकोण लचीला रखें।

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