Class 9 Science - Exploration: Entering the World of Secondary Science - Hypothesis and experimentation Expert Quiz

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एक परिकल्पना इतनी लचीली है कि हर परिणाम के बाद उसकी व्याख्या बदली जा सकती है। वैज्ञानिक समस्या क्या है?

A hypothesis is so flexible that its interpretation can be changed after every result. What is the scientific problem?

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Correct Answer

A. उसकी खंडनीयता कमजोर हैIts falsifiability is weak

Step 1

Concept

A claim adjusted to fit every outcome cannot be effectively tested. Identify clear falsifiable hypotheses.

Step 2

Why this answer is correct

The correct answer is A. उसकी खंडनीयता कमजोर है / Its falsifiability is weak. A claim adjusted to fit every outcome cannot be effectively tested. Identify clear falsifiable hypotheses.

Step 3

Exam Tip

हर परिणाम के अनुकूल बदला जाने वाला दावा प्रभावी रूप से जाँचा नहीं जा सकता। परीक्षा में स्पष्ट खंडनीय परिकल्पना पहचानें।

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एक वैज्ञानिक निष्कर्ष कहता है कि प्रमाण ने परिकल्पना सिद्ध कर दी। अधिक उपयुक्त कथन कौन सा है?

A scientific conclusion says that the evidence proved the hypothesis. Which statement is more appropriate?

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Correct Answer

A. प्रमाण ने परिकल्पना को समर्थन दियाThe evidence supported the hypothesis

Step 1

Concept

A scientific study may support a hypothesis but usually does not provide absolute final proof. Choose cautious language.

Step 2

Why this answer is correct

The correct answer is A. प्रमाण ने परिकल्पना को समर्थन दिया / The evidence supported the hypothesis. A scientific study may support a hypothesis but usually does not provide absolute final proof. Choose cautious language.

Step 3

Exam Tip

वैज्ञानिक अध्ययन परिकल्पना को समर्थन दे सकता है लेकिन पूर्ण अंतिम प्रमाण सामान्यतः नहीं देता। परीक्षा में सावधान भाषा चुनें।

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