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failed-experiment MCQ Questions for Class 9

failed-experiment 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 failed-experiment.

Question 1/2 Medium Science Exploration: Entering the World of Secondary Science Nature and meaning of science Class 9 Level 2

विज्ञान में असफल प्रयोग भी उपयोगी क्यों हो सकता है?

Why can a failed experiment still be useful in science?

Explanation opens after your attempt
Correct Answer

A. वह विधि की कमी और सुधार की दिशा बता सकता हैIt can reveal weaknesses in the method and suggest improvements

Step 1

Concept

A failed experiment reveals errors and the need for improvement. Treat failure as an opportunity to learn.

Step 2

Why this answer is correct

The correct answer is A. वह विधि की कमी और सुधार की दिशा बता सकता है / It can reveal weaknesses in the method and suggest improvements. A failed experiment reveals errors and the need for improvement. Treat failure as an opportunity to learn.

Step 3

Exam Tip

असफल प्रयोग त्रुटियों और सुधार की आवश्यकता बताता है। परीक्षा में असफलता को सीखने का अवसर समझें।

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Question 2/2 Easy Science Exploration: Entering the World of Secondary Science Nature and meaning of science Class 9 Level 1

विज्ञान में असफल प्रयोग का क्या महत्व हो सकता है?

What can be the importance of an unsuccessful experiment in science?

Explanation opens after your attempt
Correct Answer

A. यह बताता है कि कौन सा तरीका काम नहीं कियाIt shows which method did not work

Step 1

Concept

An unsuccessful experiment also provides useful information and helps find a better method. Record every result.

Step 2

Why this answer is correct

The correct answer is A. यह बताता है कि कौन सा तरीका काम नहीं किया / It shows which method did not work. An unsuccessful experiment also provides useful information and helps find a better method. Record every result.

Step 3

Exam Tip

असफल प्रयोग भी उपयोगी जानकारी देता है और बेहतर विधि खोजने में सहायता करता है। हर परिणाम को दर्ज करें।

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