Concept-wise Practice

selective-recording MCQ Questions for Class 9

selective-recording 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 selective-recording.

एक छात्र बीज अंकुरण की जांच में केवल उगे हुए बीजों की संख्या लिखता है और न उगे बीजों को दर्ज नहीं करता। यह किस समस्या का उदाहरण है?

In a seed germination investigation a student records only germinated seeds and ignores those that did not germinate. What problem does this illustrate?

Explanation opens after your attempt
Correct Answer

A. चयनात्मक आंकड़ा लेखनSelective data recording

Step 1

Concept

Recording only favourable results creates bias. Record all outcomes using the same rule.

Step 2

Why this answer is correct

The correct answer is A. चयनात्मक आंकड़ा लेखन / Selective data recording. Recording only favourable results creates bias. Record all outcomes using the same rule.

Step 3

Exam Tip

केवल अनुकूल परिणाम दर्ज करना पक्षपात उत्पन्न करता है। सभी परिणाम समान नियम से लिखें।

Open Question Page
Ask Friends