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experimental-question MCQ Questions for Class 9

experimental-question 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 experimental-question.

Question 1/2 Expert Science Exploration: Entering the World of Secondary Science Hypothesis and experimentation Class 9 Level 8

किस प्रश्न को प्रयोगात्मक परिकल्पना में सबसे आसानी से बदला जा सकता है?

Which question can most easily be converted into an experimental hypothesis?

Explanation opens after your attempt
Correct Answer

C. क्या जल की लवणता बढ़ाने से मूली के बीजों का अंकुरण प्रतिशत घटता है?Does increasing water salinity reduce the germination percentage of radish seeds?

Step 1

Concept

Salinity and germination percentage can both be measured and controlled. Choose questions with clear variables.

Step 2

Why this answer is correct

The correct answer is C. क्या जल की लवणता बढ़ाने से मूली के बीजों का अंकुरण प्रतिशत घटता है? / Does increasing water salinity reduce the germination percentage of radish seeds?. Salinity and germination percentage can both be measured and controlled. Choose questions with clear variables.

Step 3

Exam Tip

लवणता और अंकुरण प्रतिशत दोनों मापे और नियंत्रित किए जा सकते हैं। परीक्षा में स्पष्ट चर वाले प्रश्न चुनें।

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Question 2/2 Medium Science Exploration: Entering the World of Secondary Science Hypothesis and experimentation Class 9 Level 8

एक अच्छे प्रयोगात्मक प्रश्न की विशेषता क्या है?

What is a feature of a good experimental question?

Explanation opens after your attempt
Correct Answer

A. उसका उत्तर मापन और परीक्षण द्वारा दिया जा सकेIt can be answered through measurement and testing

Step 1

Concept

A good scientific question is based on measurable variables and can be tested experimentally. In exams choose testable questions.

Step 2

Why this answer is correct

The correct answer is A. उसका उत्तर मापन और परीक्षण द्वारा दिया जा सके / It can be answered through measurement and testing. A good scientific question is based on measurable variables and can be tested experimentally. In exams choose testable questions.

Step 3

Exam Tip

अच्छा वैज्ञानिक प्रश्न मापन योग्य चरों पर आधारित और प्रयोग से जाँच योग्य होता है। परीक्षा में परीक्षण योग्य प्रश्न चुनें।

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