Concept-wise Practice

daily comparison MCQ Questions for Class 9

daily comparison 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 daily comparison.

एक विद्यार्थी ने लगातार पाँच दिनों में तापमान मापा लेकिन अलग अलग समय पर। दैनिक तुलना के लिए कौन सा सुधार आवश्यक है?

A student measured temperature for five consecutive days but at different times. What improvement is needed for daily comparison?

Explanation opens after your attempt
Correct Answer

A. हर दिन लगभग समान समय पर मापनMeasure at approximately the same time each day

Step 1

Concept

Time of day affects temperature so measurement time should be consistent. Identify time as a controlled variable.

Step 2

Why this answer is correct

The correct answer is A. हर दिन लगभग समान समय पर मापन / Measure at approximately the same time each day. Time of day affects temperature so measurement time should be consistent. Identify time as a controlled variable.

Step 3

Exam Tip

दिन का समय तापमान को प्रभावित करता है इसलिए मापन समय समान होना चाहिए। परीक्षा में समय को नियंत्रित चर पहचानें।

Open Question Page
Ask Friends