Concept-wise Practice

previous-data MCQ Questions for Class 9

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

Practice Questions

1 questions tagged with previous-data.

वैज्ञानिक जांच में अनुमान लगाने से पहले क्या देखना चाहिए?

What should be considered before making a prediction in a scientific investigation?

Explanation opens after your attempt
Correct Answer

A. पहले के आंकड़े और प्रमाणPrevious data and evidence

Step 1

Concept

A scientific prediction is based on previous data and evidence. Keep it distinct from an ordinary guess.

Step 2

Why this answer is correct

The correct answer is A. पहले के आंकड़े और प्रमाण / Previous data and evidence. A scientific prediction is based on previous data and evidence. Keep it distinct from an ordinary guess.

Step 3

Exam Tip

वैज्ञानिक पूर्वानुमान पहले के आंकड़ों और प्रमाणों पर आधारित होता है। इसे सामान्य अनुमान से अलग रखें।

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